Kukës County (Albanian pronunciation: [kuːkəs]; Albanian: Qarku i Kukësit) is a landlocked county in northeastern Albania, with the capital in Kukës. The county spans 2,374 square kilometres (917 sq mi) and had a total population of 61,998 people as of 2021. The county borders on the counties of Dibër, Lezhë and Shkodër and the countries of Montenegro, Kosovo and North Macedonia. It is divided into three municipalities: Has, Kukës and Tropojë. The municipalities are further subdivided into 290 towns and villages in total.

The human presence in the lands of modern Kukës County can be traced back to the Bronze Ages, when ancient Illyrians, Dardanians and Romans established settlements in the region. Several Illyrian tombs were discovered in the villages of Këneta and Kolsh close to Kukës.

Kukës is predominantly mountainous and framed by mountain ranges including the Albanian Alps in the northwest which is typified by karst topography. The northeast is dominated by the mountains of Gjallica, Koritnik and Pashtrik, while the southeastern bound is mostly formed by the Korab and Sharr Mountains. At 2,694 metres (8,839 ft), Maja Jezercë is the county's highest peak, and the second highest peak of Albania. Karst topography predominates in the county, resulting in specific landforms and hydrology because of the interaction of the karst and the region's watercourses. It is crossed and drained by the Drin river. The county is also home to the sources of rivers such as the Valbona which is part of Tropojë,originates south of Maja Jezercë and Gashi a notable tributary of Valbona.

Located in the north of Albania, the climate is alpine and continental. Mean monthly temperature ranges between 11 °C (52 °F) (in January) and 25 °C (77 °F) (in July). Mean annual precipitation ranges between 900 millimetres (35 inches) and 3,000 millimetres (120 inches) depending on geographic region and prevailing climate type.

According to the last national census from 2011 this county has 85,292 inhabitants. They are mostly Muslim and a significant Catholic Christian minority are present. They speak the Gheg dialect.

Kukës is one of 12 counties of Albania, located in the north and northeast of the Northern Region. The county area is 2,374 km² (917 sq mi) and the seventh largest county by area in Albania and the third largest in the Northern Region, behind Shkodër County and Dibër County. It is bordered by the counties of Shkodër County in the west, Dibër County in the south, Lezhë County in the southeast, the countries of Kosovo in the east and northeast and Montenegro in the north and northwest. Its northernmost point is Çerem point at 42° 29' 52" northern latitude; the southernmost is Kalis point at 41° 50' 0" northern latitude; the westernmost point is Rrogam at 19° 50' 24" eastern longitude; and the easternmost point is Shishtavec at 20° 36' 0" eastern longitude.

The terrain of the county consists of small plains and high mountains. Elevations here range between 250 m (0.16 mi) and 2,200 m (1.4 mi). The Albanian Alps are a high mountain range running through Tropojë across the northwest of the county. The northeast contain high and steep peaks including Gjallica, Koritnik and Pashtrik. Between these mountains are mostly narrow valleys, canyons and ravines. From southeast, the county is crossed by the Sharr and Korab Mountains.

Hydrologically, the county lies almost entirely within the basin of the Drin and its tributaries. The river flows into the Adriatic Sea after crossing the county territory from the confluence of Black Drin and White Drin. On their way, its basin and zone of influence naturally correspond to the areas destined for agricultural use. Lake Fierza and Koman lies in the county and are fed and drained by rivers Black Drin and White Drin. Other notable rivers include Gashi and Valbona.