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Provinces of Turkey
View on Wikipedia| Provinces of Turkey Türkiye'nin illeri (Turkish) | |
|---|---|
| Category | Unitary state |
| Location | |
| Found in | Regions |
| Number | 81 |
| Populations | 83,645 (Tunceli) – 15,840,900 (Istanbul) as at 31 December 2021 |
| Areas | 850 km2 (327 sq mi) (Yalova) – 38,260 km2 (14,771 sq mi) (Konya) |
| Government |
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| Subdivisions |
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Turkey is divided into 81 provinces (Turkish: il). Each province is divided into a number of districts (ilçe). Each provincial government is seated in the central district (merkez ilçe). For non-metropolitan municipality designated provinces, the central district bears the name of the province (e.g. the city/district of Rize is the central district of Rize Province). In the Ottoman Empire, the corresponding unit was the vilayet.
Each province is administered by an appointed governor (vali) from the Ministry of the Interior.
Background
[edit]After the collapse of the Ottoman Empire and the official establishment of the Republic of Turkey on 29 October 1923, changes were made to the administrative system. Two years later, Ardahan, Beyoğlu, Çatalca, Dersim, Ergani, Gelibolu, Genç, Kozan, Oltu, Muş, Siverek and Üsküdar provinces were transformed into districts. In 1927, Doğubayazıt was transformed into a district and was made a part of Ağrı. In 1929, Muş became a province again and Bitlis became a district. Four years later, Aksaray, Cebelibereket, Hakkâri and Şebinkarahisar became districts, Mersin and Silifke were merged to form a new province called İçel, and Artvin and Rize were merged to form a new province called Çoruh, bringing the number down to fifty-six. In 1936, Rize, Dersim and Hakkâri became provinces again, in the same year Dersim was renamed Tunceli; 3 years later in 1939, Hatay was annexed to Turkey and became a province. In 1953, it was decided that Uşak would become a province and that Kırşehir would be transformed into a district, one year later in 1954 Adıyaman, Nevşehir and Sakarya gained province status. In 1956, the name of Çoruh province was changed to Artvin, and in 1957 Kırşehir's province status was restored. After this year, there were no changes in the number of provinces for the next 32 years until Aksaray, Bayburt, Karaman and Kırıkkale became provinces in 1989 along with Batman and Şırnak in 1990; Bartın in 1991; Ardahan and Iğdır in 1992; Yalova, Karabük and Kilis in 1995; Osmaniye in 1996, and Düzce in 1999.
Provinces
[edit]Below is a list of the 81 provinces of Turkey, sorted according to their license plate codes. Initially, the order of the codes matched the alphabetical order of the province names. After Zonguldak (code 67), the ordering is not alphabetical, but in the order of the creation of provinces, as these provinces were created more recently and thus their plate numbers were assigned after the initial set of codes had been assigned.

| Name | Capital | Area | Population census 22.10.2000 |
Population census 2.11.2011 |
Population estimate 31.12.2021[1] |
Population density (per km²) 2021 | ||
|---|---|---|---|---|---|---|---|---|
| km2 | sq mi | |||||||
| 01 | Adana | Adana | 14,045.56 | 5,423.02 | 1,849,478 | 2,102,375 | 2,263,373 | 161.1 |
| 02 | Adıyaman | Adıyaman | 7,606.16 | 2,936.75 | 623,811 | 594,163 | 632,148 | 83.1 |
| 03 | Afyonkarahisar | Afyonkarahisar | 14,718.63 | 5,682.89 | 812,416 | 701,461 | 744,179 | 50.6 |
| 04 | Ağrı | Ağrı | 11,498.67 | 4,439.66 | 528,744 | 553,241 | 524,069 | 45.6 |
| 05 | Amasya | Amasya | 5,703.78 | 2,202.24 | 365,231 | 323,331 | 335,331 | 58.8 |
| 06 | Ankara | Ankara | 25,401.94 | 9,807.74 | 4,007,860 | 4,868,418 | 5,747,325 | 226.3 |
| 07 | Antalya | Antalya | 20,790.56 | 8,027.28 | 1,719,751 | 2,035,563 | 2,619,832 | 126 |
| 08 | Artvin | Artvin | 7,367.10 | 2,844.45 | 191,934 | 166,177 | 169,543 | 23 |
| 09 | Aydın | Aydın | 7,904.43 | 3,051.92 | 950,757 | 999,131 | 1,134,031 | 143.5 |
| 10 | Balıkesir | Balıkesir | 14,472.73 | 5,587.95 | 1,076,347 | 1,155,216 | 1,250,610 | 86.4 |
| 11 | Bilecik | Bilecik | 4,306.77 | 1,662.85 | 194,326 | 203,157 | 228,334 | 53 |
| 12 | Bingöl | Bingöl | 8,253.51 | 3,186.70 | 253,739 | 261,276 | 283,112 | 34.3 |
| 13 | Bitlis | Bitlis | 7,094.50 | 2,739.20 | 388,678 | 336,226 | 352,277 | 49.7 |
| 14 | Bolu | Bolu | 8,323.39 | 3,213.68 | 270,654 | 276,976 | 320,014 | 38.4 |
| 15 | Burdur | Burdur | 7,134.95 | 2,754.82 | 256,803 | 250,984 | 273,716 | 38.4 |
| 16 | Bursa | Bursa | 10,886.38 | 4,203.25 | 2,125,140 | 2,640,128 | 3,147,818 | 289.2 |
| 17 | Çanakkale | Çanakkale | 9,950.43 | 3,841.88 | 464,975 | 489,298 | 557,276 | 56 |
| 18 | Çankırı | Çankırı | 7,491.89 | 2,892.63 | 270,355 | 175,716 | 196,515 | 26.2 |
| 19 | Çorum | Çorum | 12,796.21 | 4,940.64 | 597,065 | 534,825 | 526,282 | 41.1 |
| 20 | Denizli | Denizli | 11,804.19 | 4,557.62 | 850,029 | 940,532 | 1,051,056 | 89 |
| 21 | Diyarbakır | Diyarbakır | 15,204.01 | 5,870.30 | 1,362,708 | 1,561,110 | 1,791,373 | 117.8 |
| 22 | Edirne | Edirne | 6,097.91 | 2,354.42 | 402,606 | 400,554 | 412,115 | 67.6 |
| 23 | Elazığ | Elazığ | 9,281.45 | 3,583.59 | 569,616 | 559,063 | 588,088 | 63.4 |
| 24 | Erzincan | Erzincan | 11,727.55 | 4,528.03 | 316,841 | 214,863 | 237,351 | 20.2 |
| 25 | Erzurum | Erzurum | 25,330.90 | 9,780.32 | 937,389 | 781,626 | 756,893 | 29.9 |
| 26 | Eskişehir | Eskişehir | 13,902.03 | 5,367.60 | 706,009 | 778,421 | 898,369 | 64.6 |
| 27 | Gaziantep | Gaziantep | 6,844.84 | 2,642.81 | 1,285,249 | 1,739,569 | 2,130,432 | 311.2 |
| 28 | Giresun | Giresun | 6,831.58 | 2,637.69 | 523,819 | 420,433 | 450,154 | 65.9 |
| 29 | Gümüşhane | Gümüşhane | 6,437.01 | 2,485.34 | 186,953 | 129,045 | 150,119 | 23.3 |
| 30 | Hakkâri | Hakkâri | 7,178.88 | 2,771.78 | 236,581 | 271,405 | 278,218 | 38.8 |
| 31 | Hatay | Antakya | 5,831.36 | 2,251.50 | 1,253,726 | 1,472,282 | 1,670,712 | 286.5 |
| 32 | Isparta | Isparta | 8,871.08 | 3,425.14 | 513,681 | 412,039 | 445,678 | 50.2 |
| 33 | Mersin | Mersin | 15,512.25 | 5,989.31 | 1,651,400 | 1,660,522 | 1,891,145 | 121.9 |
| 34 | Istanbul | 5,315.33 | 2,052.26 | 10,018,735 | 13,565,798 | 15,840,900 | 2980.2 | |
| 35 | İzmir | İzmir | 12,015.61 | 4,639.25 | 3,370,866 | 3,952,036 | 4,425,789 | 368.3 |
| 36 | Kars | Kars | 10,139.09 | 3,914.72 | 325,016 | 306,238 | 281,077 | 27.7 |
| 37 | Kastamonu | Kastamonu | 13,157.98 | 5,080.32 | 375,476 | 360,694 | 375,592 | 28.5 |
| 38 | Kayseri | Kayseri | 17,109.33 | 6,605.95 | 1,060,432 | 1,251,907 | 1,434,357 | 83.8 |
| 39 | Kırklareli | Kırklareli | 6,299.78 | 2,432.36 | 328,461 | 340,977 | 366,363 | 58.2 |
| 40 | Kırşehir | Kırşehir | 6,530.32 | 2,521.37 | 253,239 | 221,935 | 242,944 | 37.2 |
| 41 | Kocaeli | İzmit | 3,625.29 | 1,399.73 | 1,206,085 | 1,595,643 | 2,033,441 | 560.9 |
| 42 | Konya | Konya | 40,813.52 | 15,758.19 | 2,192,166 | 2,033,227 | 2,277,017 | 55.8 |
| 43 | Kütahya | Kütahya | 12,013.57 | 4,638.47 | 656,903 | 564,403 | 578,640 | 48.2 |
| 44 | Malatya | Malatya | 12,102.70 | 4,672.88 | 853,658 | 749,225 | 808,692 | 66.8 |
| 45 | Manisa | Manisa | 13,228.50 | 5,107.55 | 1,260,169 | 1,337,731 | 1,456,626 | 110.1 |
| 46 | Kahramanmaraş | Kahramanmaraş | 14,456.74 | 5,581.78 | 1,002,384 | 1,052,336 | 1,171,298 | 81 |
| 47 | Mardin | Mardin | 8,806.04 | 3,400.03 | 705,098 | 758,181 | 862,757 | 98 |
| 48 | Muğla | Muğla | 12,949.21 | 4,999.72 | 715,328 | 837,804 | 1,021,141 | 78.9 |
| 49 | Muş | Muş | 8,067.16 | 3,114.75 | 453,654 | 412,430 | 405,228 | 50.2 |
| 50 | Nevşehir | Nevşehir | 5,391.64 | 2,081.72 | 309,914 | 284,150 | 308,003 | 57.1 |
| 51 | Niğde | Niğde | 7,365.29 | 2,843.75 | 348,081 | 337,456 | 363,725 | 49.4 |
| 52 | Ordu | Ordu | 5,952.49 | 2,298.27 | 887,765 | 712,998 | 760,872 | 127.8 |
| 53 | Rize | Rize | 3,921.98 | 1,514.28 | 365,938 | 322,367 | 345,662 | 88.1 |
| 54 | Sakarya | Adapazarı | 4,880.19 | 1,884.25 | 756,168 | 886,382 | 1,060,876 | 217.4 |
| 55 | Samsun | Samsun | 9,364.10 | 3,615.50 | 1,209,137 | 1,250,598 | 1,371,274 | 146.4 |
| 56 | Siirt | Siirt | 5,473.29 | 2,113.25 | 263,676 | 309,599 | 331,980 | 60.7 |
| 57 | Sinop | Sinop | 5,816.55 | 2,245.78 | 225,574 | 203,288 | 218,408 | 37.5 |
| 58 | Sivas | Sivas | 28,567.34 | 11,029.91 | 755,091 | 627,195 | 636,121 | 22.3 |
| 59 | Tekirdağ | Tekirdağ | 6,342.30 | 2,448.78 | 623,591 | 824,223 | 1,113,400 | 175.6 |
| 60 | Tokat | Tokat | 10,072.62 | 3,889.06 | 828,027 | 592,481 | 602,567 | 59.8 |
| 61 | Trabzon | Trabzon | 4,664.04 | 1,800.80 | 975,137 | 757,857 | 816,684 | 175.1 |
| 62 | Tunceli | Tunceli | 7,685.66 | 2,967.45 | 93,584 | 84,896 | 83,645 | 10.9 |
| 63 | Şanlıurfa | Şanlıurfa | 19,336.21 | 7,465.75 | 1,443,422 | 1,701,127 | 2,143,020 | 110.8 |
| 64 | Uşak | Uşak | 5,363.09 | 2,070.70 | 322,313 | 340,636 | 373,183 | 69.6 |
| 65 | Van | Van | 19,414.14 | 7,495.84 | 877,524 | 1,059,734 | 1,141,015 | 58.8 |
| 66 | Yozgat | Yozgat | 14,074.09 | 5,434.04 | 682,919 | 465,214 | 418,500 | 29.7 |
| 67 | Zonguldak | Zonguldak | 3,309.86 | 1,277.94 | 615,599 | 614,775 | 589,684 | 178.2 |
| 68 | Aksaray | Aksaray | 7,965.51 | 3,075.50 | 396,084 | 379,163 | 429,069 | 53.9 |
| 69 | Bayburt | Bayburt | 3,739.08 | 1,443.67 | 97,358 | 76,859 | 85,042 | 22.7 |
| 70 | Karaman | Karaman | 8,868.90 | 3,424.30 | 243,210 | 234,441 | 258,838 | 29.2 |
| 71 | Kırıkkale | Kırıkkale | 4,569.76 | 1,764.39 | 383,508 | 276,847 | 275,968 | 60.4 |
| 72 | Batman | Batman | 4,659.21 | 1,798.93 | 456,734 | 520,883 | 626,319 | 134.4 |
| 73 | Şırnak | Şırnak | 7,151.57 | 2,761.24 | 353,197 | 453,828 | 546,589 | 76.4 |
| 74 | Bartın | Bartın | 2,080.36 | 803.23 | 184,178 | 187,129 | 201,711 | 97 |
| 75 | Ardahan | Ardahan | 4,967.63 | 1,918.01 | 133,756 | 107,776 | 94,932 | 19.1 |
| 76 | Iğdır | Iğdır | 3,587.81 | 1,385.26 | 168,634 | 187,842 | 203,159 | 56.6 |
| 77 | Yalova | Yalova | 850.46 | 328.36 | 168,593 | 205,664 | 291,001 | 342.2 |
| 78 | Karabük | Karabük | 4,108.80 | 1,586.42 | 225,102 | 220,401 | 249,287 | 60.7 |
| 79 | Kilis | Kilis | 1,427.76 | 551.26 | 114,724 | 124,276 | 145,826 | 102.1 |
| 80 | Osmaniye | Osmaniye | 3,195.99 | 1,233.98 | 458,782 | 483,639 | 553,012 | 173 |
| 81 | Düzce | Düzce | 2,592.95 | 1,001.14 | 314,266 | 342,281 | 400,976 | 154.6 |
Codes
[edit]The province's ISO code suffix number, the first two digits of the vehicle registration plates of Turkey, and the first digits of the postal codes in Turkey are the same. The Nomenclature of Territorial Units for Statistics (NUTS) codes are different.
| Name | ISO 3166-2 | NUTS | Phone prefix |
Statistical Region (NUTS-1) |
|---|---|---|---|---|
| Adana | TR-01 | TR621 | 322 | Mediterranean |
| Adıyaman | TR-02 | TRC12 | 416 | Southeast Anatolia |
| Afyonkarahisar | TR-03 | TR332 | 272 | Aegean |
| Ağrı | TR-04 | TRA21 | 472 | Northeast Anatolia |
| Aksaray | TR-68 | TR712 | 382 | Central Anatolia |
| Amasya | TR-05 | TR834 | 358 | West Black Sea |
| Ankara | TR-06 | TR510 | 312 | West Anatolia |
| Antalya | TR-07 | TR611 | 242 | Mediterranean |
| Ardahan | TR-75 | TRA24 | 478 | Northeast Anatolia |
| Artvin | TR-08 | TR905 | 466 | East Black Sea |
| Aydın | TR-09 | TR321 | 256 | Aegean |
| Balıkesir | TR-10 | TR221 | 266 | West Marmara |
| Bartın | TR-74 | TR813 | 378 | West Black Sea |
| Batman | TR-72 | TRC32 | 488 | Southeast Anatolia |
| Bayburt | TR-69 | TRA13 | 458 | Northeast Anatolia |
| Bilecik | TR-11 | TR413 | 228 | East Marmara |
| Bingöl | TR-12 | TRB13 | 426 | Central East Anatolia |
| Bitlis | TR-13 | TRB23 | 434 | Central East Anatolia |
| Bolu | TR-14 | TR424 | 374 | East Marmara |
| Burdur | TR-15 | TR613 | 248 | Mediterranean |
| Bursa | TR-16 | TR411 | 224 | East Marmara |
| Çanakkale | TR-17 | TR222 | 286 | West Marmara |
| Çankırı | TR-18 | TR822 | 376 | West Black Sea |
| Çorum | TR-19 | TR833 | 364 | West Black Sea |
| Denizli | TR-20 | TR322 | 258 | Aegean |
| Diyarbakır | TR-21 | TRC22 | 412 | Southeast Anatolia |
| Düzce | TR-81 | TR423 | 380 | East Marmara |
| Edirne | TR-22 | TR212 | 284 | West Marmara |
| Elazığ | TR-23 | TRB12 | 424 | Central East Anatolia |
| Erzincan | TR-24 | TRA12 | 446 | Northeast Anatolia |
| Erzurum | TR-25 | TRA11 | 442 | Northeast Anatolia |
| Eskişehir | TR-26 | TR412 | 222 | East Marmara |
| Gaziantep | TR-27 | TRC11 | 342 | Southeast Anatolia |
| Giresun | TR-28 | TR903 | 454 | East Black Sea |
| Gümüşhane | TR-29 | TR906 | 456 | East Black Sea |
| Hakkari | TR-30 | TRB24 | 438 | Central East Anatolia |
| Hatay | TR-31 | TR631 | 326 | Mediterranean |
| Iğdır | TR-76 | TRA23 | 476 | Northeast Anatolia |
| Isparta | TR-32 | TR612 | 246 | Mediterranean |
| Istanbul-I (Thrace) | TR-34 | TR100 | 212 | Istanbul |
| Istanbul-II (Anatolia) | TR-34 | TR100 | 216 | Istanbul |
| İzmir | TR-35 | TR310 | 232 | Aegean |
| Kahramanmaraş | TR-46 | TR632 | 344 | Mediterranean |
| Karabük | TR-78 | TR812 | 370 | West Black Sea |
| Karaman | TR-70 | TR522 | 338 | West Anatolia |
| Kars | TR-36 | TRA22 | 474 | Northeast Anatolia |
| Kastamonu | TR-37 | TR821 | 366 | West Black Sea |
| Kayseri | TR-38 | TR721 | 352 | Central Anatolia |
| Kilis | TR-79 | TRC13 | 348 | Southeast Anatolia |
| Kırıkkale | TR-71 | TR711 | 318 | Central Anatolia |
| Kırklareli | TR-39 | TR213 | 288 | West Marmara |
| Kırşehir | TR-40 | TR715 | 386 | Central Anatolia |
| Kocaeli (İzmit) | TR-41 | TR421 | 262 | East Marmara |
| Konya | TR-42 | TR521 | 332 | West Anatolia |
| Kütahya | TR-43 | TR333 | 274 | Aegean |
| Malatya | TR-44 | TRB11 | 422 | Central East Anatolia |
| Manisa | TR-45 | TR331 | 236 | Aegean |
| Mardin | TR-47 | TRC31 | 482 | Southeast Anatolia |
| Mersin | TR-33 | TR622 | 324 | Mediterranean |
| Muğla | TR-48 | TR323 | 252 | Aegean |
| Muş | TR-49 | TRB22 | 436 | Central East Anatolia |
| Nevşehir | TR-50 | TR714 | 384 | Central Anatolia |
| Niğde | TR-51 | TR713 | 388 | Central Anatolia |
| Ordu | TR-52 | TR902 | 452 | East Black Sea |
| Osmaniye | TR-80 | TR633 | 328 | Mediterranean |
| Rize | TR-53 | TR904 | 464 | East Black Sea |
| Sakarya (Adapazarı) | TR-54 | TR422 | 264 | East Marmara |
| Samsun | TR-55 | TR831 | 362 | West Black Sea |
| Şanlıurfa | TR-63 | TRC21 | 414 | Southeast Anatolia |
| Siirt | TR-56 | TRC34 | 484 | Southeast Anatolia |
| Sinop | TR-57 | TR823 | 368 | West Black Sea |
| Sivas | TR-58 | TRC33 | 346 | Central Anatolia |
| Şırnak | TR-73 | TR722 | 486 | Southeast Anatolia |
| Tekirdağ | TR-59 | TR211 | 282 | West Marmara |
| Tokat | TR-60 | TR832 | 356 | West Black Sea |
| Trabzon | TR-61 | TR901 | 462 | East Black Sea |
| Tunceli | TR-62 | TRB14 | 428 | Central East Anatolia |
| Uşak | TR-64 | TR334 | 276 | Aegean |
| Van | TR-65 | TRB21 | 432 | Central East Anatolia |
| Yalova | TR-77 | TR425 | 226 | East Marmara |
| Yozgat | TR-66 | TR723 | 354 | Central Anatolia |
| Zonguldak | TR-67 | TR811 | 372 | West Black Sea |
Defunct provinces
[edit]
- Çatalca, now part of Istanbul Province
- Gelibolu, now part of Çanakkale Province
- İçel (Silifke), now part of Mersin Province
- Kozan, now part of Adana Province
- Şebinkarahisar, now part of Giresun Province
- Elazığ Madeni, now part of Elazığ Province
- Genç, now part of Bingöl Province
- Doğubayazıt, now part of Ağrı Province
- Siverek, now part of Şanlıurfa Province
See also
[edit]References
[edit]- ^ "İllerin aldığı, verdiği göç, net göç ve net göç hızı, 1980-2018" [Provincial in-migration, out-migration, net migration, rate of net migration, 1980-2018] (in English and Turkish). Turkish Statistical Institute. Retrieved March 6, 2019.
Provinces of Turkey
View on GrokipediaHistorical Evolution
Ottoman Administrative Divisions
The Ottoman Empire's provincial administration originated in the late 14th century, as the nascent state under the House of Osman absorbed neighboring Anatolian beyliks—semi-independent principalities—through conquest and vassalage, reorganizing them into eyalets, large territorial units governed by beylerbeyis appointed directly by the sultan as military commanders with administrative oversight.[11] These eyalets, numbering around 20 by the 16th century, functioned as decentralized fiscal, judicial, and military districts subdivided into sanjaks led by sancakbeyis, enabling the empire to extract taxes, maintain order, and mobilize troops across heterogeneous landscapes from the Balkans to the Middle East.[12] To counter the risks posed by ethnic diversity and tribal autonomy, which fueled localized rebellions and defied centralized authority, Ottoman rulers fragmented expansive territories into multiple eyalets and smaller sanjaks, thereby preventing power consolidation among governors or local elites and ensuring loyalty through frequent rotations and direct imperial appointments.[13] This approach, rooted in pragmatic control rather than ideological uniformity, sustained imperial cohesion amid recurrent unrest in regions like Kurdistan and the Arab provinces, where hereditary claims by tribal leaders threatened stability.[14] The Tanzimat reforms, initiated by the Gülhane Edict of 1839 under Sultan Abdülmecid I, marked a shift toward standardization, gradually supplanting eyalets with vilayets to enhance fiscal accountability, judicial uniformity, and administrative efficiency in response to internal decay and European pressures.[15] Culminating in the Vilayet Law of January 21, 1867, championed by figures like Midhat Pasha, this system established provinces under civilian valis supported by provincial councils, initially organizing 15 core vilayets like the Danube and Aidin, with expansions to 29 by the 1870s to better integrate peripheral areas and mitigate separatist tendencies through layered bureaucracy. These vilayets laid the groundwork for modern territorial units by prioritizing enumerated populations, cadastral surveys, and revenue centralization over feudal autonomies.[12]Transition to the Republic
The abolition of the sultanate on November 1, 1922, marked the effective end of Ottoman monarchical authority, paving the way for republican reforms that dismantled the decentralized vilayet system inherited from the empire.[16] The Turkish Grand National Assembly proclaimed the Republic of Turkey on October 29, 1923, and subsequently restructured provincial administration to align with unitary state principles, replacing the 30-odd vilayets and other irregular units with 63 standardized provinces (il).[17] This shift, formalized through early legislative measures including the 1923 administrative reorganization, emphasized direct central oversight via appointed governors to consolidate control amid the War of Independence's aftermath.[16] Mustafa Kemal Atatürk prioritized uniform il boundaries to forge a singular Turkish nation-state from the Ottoman Empire's multi-ethnic mosaic, deliberately curtailing provincial autonomies that had enabled ethnic and religious fragmentation under the millet system.[18] Centralization served causal ends of national cohesion: by subordinating local elites and redrawing lines for administrative efficiency rather than confessional or tribal lines, the reforms mitigated risks of secessionist tendencies in regions like eastern Anatolia, where Armenian, Kurdish, and other minorities had previously held sway.[17] The caliphate's abolition on March 3, 1924, further severed Islamic imperial ties, reinforcing secular provincial governance under Ankara's authority.[16] Early boundary adjustments exemplified this pragmatic approach, with mergers of smaller Ottoman sancaks into larger il and occasional splits to optimize tax collection and military mobilization; Istanbul Province, for example, integrated the core urban eyalet with peripheral districts, bypassing ethnic concentrations to prioritize economic and logistical unity.[19] These changes, while not immune to later revisions, established a framework of centralized uniformity that endured, reflecting Atatürk's view that modernization necessitated overriding historical particularisms for state survival.[18]Modern Reforms and Boundary Changes
The number of provinces in Turkey expanded significantly during the Republican period, rising from approximately 57 at the founding of the Republic in 1923 to 67 by the late 1980s, with subsequent increases motivated by rapid population growth, urbanization, and the need for more granular administrative oversight in populous or remote areas rather than devolution of authority.[19] This process accelerated in the 1990s, as demographic pressures—such as Turkey's population surpassing 50 million by 1990—necessitated subdividing larger provinces to facilitate efficient resource allocation and service delivery.[20] Key establishments included Karabük on June 6, 1995, formed by detaching districts from Çankırı and Kastamonu to address industrial and logistical demands in northern Anatolia; Yalova in May 1995, separated from Kocaeli amid suburban expansion near Istanbul; and Kilis in December 1995, carved from Gaziantep for better border management.[19] These additions, culminating in the full complement of 81 provinces by 1999 with the creation of Düzce, Osmaniye, and others, prioritized operational efficacy over political decentralization, as evidenced by the continued appointment of governors directly by the central Ministry of the Interior.[19] In the southeast, provinces like Şırnak, established on May 16, 1990, by partitioning territories from Siirt, Hakkâri, and Mardin, exemplified reforms aimed at tightening administrative control in underdeveloped, insurgency-prone zones rather than accommodating ethnic separatism.[21] Similarly, Batman Province was formed in 1990 from Siirt, enabling more targeted security operations and governance amid the PKK insurgency that intensified post-1984, without altering core unitary structures or granting autonomy.[19] Boundary tweaks during this era, such as minor reallocations for improved military logistics, stemmed from causal imperatives of counterinsurgency—depriving militants of rural safe havens through enhanced local presence—rather than concessions, as Turkish forces evacuated over 3,000 villages in the region by the mid-1990s to consolidate defenses.[22][23] The 1980 military coup d'état further entrenched centralized mechanisms by reinforcing the role of appointed valis (governors) under Law No. 5442 on Provincial Administration (1949, with post-coup amendments), enabling Ankara to override local dynamics in response to leftist unrest and later Kurdish militancy, thereby prioritizing national cohesion over regional self-rule.[24][9] This framework persisted into the 21st century, with no substantive boundary revisions since 1999, underscoring a pragmatic stasis informed by security stabilization rather than ideological shifts toward federalism.[25]Legal and Administrative Framework
Governance Structure
Turkey's provincial governance is structured to maintain central authority within a unitary state framework, with each of the 81 provinces (il) led by a governor (vali) appointed by the central government. The vali serves as the representative of the national administration, overseeing the implementation of central policies, ensuring public order and security, coordinating provincial services, and managing development initiatives across the province.[7] This appointment mechanism, conducted by the President upon recommendation from the Council of Ministers, underscores the system's design to align local operations with national priorities, thereby preserving state integrity and averting decentralized power concentrations.[26] Provinces are subdivided into districts (ilçe), each administered by a sub-governor (kaymakam) similarly appointed by the central authority, who coordinates with the vali on security, administrative enforcement, and local coordination. Districts further divide into neighborhoods (mahalle), where elected headmen (muhtar) provide grassroots input by handling resident registrations, mediating minor disputes, and relaying community needs to higher levels, though without independent executive powers. The muhtars' role facilitates localized feedback but remains subordinate to appointed officials, ensuring that ultimate decision-making authority resides with Ankara to enforce uniform governance standards.[9][8] This hierarchical arrangement has contributed to post-establishment stability by curtailing fragmented tribal or regional autonomies prevalent in prior eras, enabling coordinated infrastructure development such as nationwide road networks and electrification projects under central directives. For instance, the central oversight facilitated the expansion of the provincial road system from approximately 20,000 kilometers in the early republican period to over 65,000 kilometers by the 1980s, reflecting gains in connectivity and administrative uniformity.[27]Provincial Codes and Standards
Each of Turkey's 81 provinces is assigned a unique two-digit numerical code from 01 to 81, which serves as a primary identifier in administrative, statistical, and vehicular registration systems. These codes originated from a 1962 regulation standardizing vehicle license plates, with initial assignments following the alphabetical order of province names—Adana receiving 01, Adıyaman 02, and so forth up to earlier provinces.[28] Later codes, from 68 onward, were allocated sequentially as new provinces were established, diverging from strict alphabetical sequencing to reflect chronological creation dates.[29] The numerical codes facilitate consistent referencing in national records, with Istanbul designated 34 and Ankara 06, among others. This system ensures unambiguous mapping for official documentation, independent of provincial boundaries or demographics. No alterations to the core numbering have occurred since the final assignments in 1995, when provinces like Yalova (77), Düzce (81), and others were coded, preserving long-term stability despite occasional proposals for reorganization.[30] Complementing the national codes, the ISO 3166-2:TR standard assigns alphanumeric identifiers in the format TR-XX, where XX matches the two-digit provincial code (e.g., TR-01 for Adana, TR-81 for Düzce). Maintained by the International Organization for Standardization, these codes support international data exchange, geospatial referencing, and interoperability in global datasets without altering domestic usage.[31] The ISO framework aligns directly with Turkey's numerical system, promoting uniformity since its adoption, and has seen no substantive revisions post-1995 provincial finalizations.[19]Boundary Determination Criteria
The determination of provincial boundaries in Turkey is governed by Article 123 of the Constitution, which mandates administrative divisions be structured to address local service requirements, social and economic conditions, and public administration needs, without rigid statutory thresholds but emphasizing functional viability.[5] In practice, the Ministry of Interior evaluates proposals for new provinces or boundary adjustments based on empirical factors such as population size, geographic separation, and infrastructural connectivity to ensure effective governance and service delivery.[25] Key criteria include a minimum population of approximately 100,000 inhabitants in candidate districts, alongside a geographic distance of at least 30 kilometers from the existing provincial center, to justify independent administrative status and avoid overlap in services.[25][32] Terrain and transportation networks also play a causal role, with boundaries often aligned to natural features like mountain ranges or river basins that influence accessibility and economic integration, prioritizing logistical efficiency over arbitrary lines.[33] Proposals for boundary changes explicitly reject ethnic or cultural identity as a basis, as seen in the consistent denial of autonomies in Kurdish-majority regions despite periodic demands, to uphold the unitary state's territorial integrity and prevent fragmentation risks.[5] Recent discussions, including 2023 evaluations by allied parties like the Nationalist Movement Party, focus on upgrading high-growth districts—such as those exceeding 100,000 residents—into provinces based on demographic and economic data, rather than separatist considerations, with potential for up to 67 such elevations identified.[25][32] These adjustments aim to distribute administrative burdens in populous areas like those surrounding Istanbul and Ankara, reflecting data-driven responses to urbanization pressures as of the early 2020s.[25]Current Provinces
Enumeration and Regional Grouping
The provinces of Turkey are organized into seven geographical regions, established by the First Geography Congress in 1941 for purposes of statistical analysis, planning, and regional development. These regions—Marmara, Aegean, Mediterranean, Central Anatolia, Black Sea, Eastern Anatolia, and Southeastern Anatolia—group the 81 provinces based on natural features, climate, and historical patterns rather than administrative hierarchy. The Marmara Region comprises 11 provinces, the Aegean Region 8, the Mediterranean Region 8, Central Anatolia 13, the Black Sea Region 18, Eastern Anatolia 14, and Southeastern Anatolia 9. This division remains stable as of 2025, despite proposals in 2024 to elevate certain districts to provincial status, which have not been implemented.[34][35] The provinces within each region are enumerated below alphabetically, with the provincial capital typically sharing the name of the province itself (e.g., Adana Province's capital is Adana city). Konya Province in Central Anatolia is the largest by land area at 40,838 km².[36] The largest provinces by area are: 1. Konya: 40,838 km²; 2. Sivas: 28,164 km²; 3. Ankara: 25,632 km²; 4. Erzurum: 25,006 km²; 5. Van: 20,921 km²; 6. Antalya: 20,177 km²; 7. Şanlıurfa: 19,242 km²; 8. Kayseri: 16,970 km²; 9. Mersin: 16,010 km²; 10. Diyarbakır: 15,168 km². Turkey's total land area is 780,043 km². These figures are approximate and based on data from the Harita Genel Müdürlüğü; minor variations may occur due to measurement updates.[37]- Marmara Region (11 provinces): Balıkesir, Bilecik, Bursa, Çanakkale, Edirne, İstanbul, Kırklareli, Kocaeli, Sakarya, Tekirdağ, Yalova.
- Aegean Region (8 provinces): Afyonkarahisar, Aydın, Denizli, İzmir, Kütahya, Manisa, Muğla, Uşak.
- Mediterranean Region (8 provinces): Adana, Antalya, Burdur, Hatay, Isparta, Kahramanmaraş, Mersin, Osmaniye.
- Central Anatolia Region (13 provinces): Aksaray, Ankara, Çankırı, Eskişehir, Karaman, Kayseri, Kırıkkale, Kırşehir, Konya, Nevşehir, Niğde, Sivas, Yozgat.
- Black Sea Region (18 provinces): Amasya, Artvin, Bartın, Bayburt, Bolu, Çorum, Düzce, Giresun, Gümüşhane, Karabük, Kastamonu, Ordu, Rize, Samsun, Sinop, Tokat, Trabzon, Zonguldak.
- Eastern Anatolia Region (14 provinces): Ağrı, Ardahan, Bingöl, Bitlis, Elazığ, Erzurum, Hakkari, Iğdır, Kars, Malatya, Muş, Tunceli, Van, Erzincan.
- Southeastern Anatolia Region (9 provinces): Adıyaman, Batman, Diyarbakır, Gaziantep, Kilis, Mardin, Şanlıurfa, Şırnak, Siirt.[35][38]
