The following is a timeline of the history of the city of Denver , Colorado , United States, from its founding in 1858 to the present.
1857
Summer: Mexican gold miners create small settlement at about present day Alameda Avenue on the South Platte River in what is now Denver.
1858
September 24: A group of squatters draw up an agreement to found the St. Charles Town Association in what is now downtown Denver.[ 2]
November 1: The settlement of Auraria , Kansas Territory founded in the low ground near the confluence of the Platte and Cherry Creek .
November 22: Denver City founded east of Cherry Creek as a rival to Auraria, displacing the St. Charles Association.[ 4] [ 2]
1859
The first burial ground, the Mount Prospect Cemetery (later called the Old Denver City Cemetery) was established.
John C. Moore becomes mayor.
April 23: Rocky Mountain News begins publication.
May 7: First stagecoaches of the Leavenworth and Pike's Peak Stage Company arrive in Denver.
October 3: The first school, a private institution founded by O.J. Goldrick, opens for classes in Auraria on 12th Street between Market and Larimer Streets.
1860 Illustration of Denver in 1860
Population of the City: 4,749
Construction of the first canal called, the "Big Ditch", to deliver water to the city begun by the Capitol Hydraulic Company.
January – Denver Police Department established by Mayor Moore, replacing Denver Marshals.[ 12]
April 6: Moonlight ceremony on Larimer Street bridge over Cherry Creek unites Auraria with Denver City.
May 18: Barney Ford , who later became an important civil rights activist, arrives in Denver for the first time.
July – Clark, Gruber & Co. a privately owned gold brokerage and mint, produces the first coins in Colorado.
September – "People's Government" formed in the Apollo Hall Saloon in Larimer Square.
October 6: James Gordon executed by hanging for the drunken murder of German immigrant Jacob Gantz by order of the "People's Court" and Alexander Cameron Hunt presiding as judge.
1861
Denver City becomes part of Colorado Territory .
November 19: "People's Government" of Denver replaced by the territorial government.
1863
Telegraph begins operating.
April 19: Fire destroys much of Downtown and results in laws requiring new buildings to be made of brick.[ 20]
1864 Flood on Cherry Creek 19 May 1864
1867
Colorado Tribune newspaper begins publication.[ 25]
Platte Water Company finishes the "Big Ditch" to provide Denver with water, terminating in Smith Lake in what is today Washington Park .
December – Legislature of Colorado Territory votes to relocate to Denver City from Golden City .[ 26]
1868
1870
Population of the City: 4,759
June 22: Denver Pacific Railroad completed to Cheyenne, Wyoming.
August 15: Kansas Pacific Railway completed near modern day Strasburg, Colorado , giving Denver its second railroad connection.
November: Denver City Water Company formed.
1871 Horse tram to Cook's Addition in 1891
December 17: Denver Horse Railroad the first rail transit service begins operating, changing its name in the next year to the Denver City Railway Co.[ 31]
1873 – Palace Theater, a gambling and entertainment establishment, opened by Ed Chase.
1875 – East High School opens as part of the Arapahoe School.
1876
1878 Evans Chapel c. 1880–1890
1879
Typhoid fever outbreak sickens more than 600 residents and kills at least 40. First of six significant outbreaks that occur through 1896 due to contaminated water.
February 24: first telephone exchange in city opens, one of the first 25 in the world.
July 11: State Historical and Natural History Society of Colorado, later History Colorado headquartered in Denver.
September 1: Delivery of mail to addresses starts in Denver with six mail carriers. 1880 The Denver Club in 1890
Population of the City: 35,629 50th most populous US city. First time in 100 most populous cities in the US.[ 40]
Denver Club, a private gentleman's club founded by leading wealthy residents.
1881 Tabor Grand Opera House, c. 1888
1882
High Line Canal opens to provide water to agricultural areas south of Denver.
February 18: Purchase of land for City Park approved by Denver City Council.
December – Colorado Scientific Society founded in Denver, not incorporated until January 1885.
1883
First St. Patrick's Day parade organized by Father Joseph P. Carrigan.
Second City Hall completed.
Arapahoe County Courthouse completed on 16th and Tremont Streets. It served until 1902 when Denver was separated from the county.
1884
1885
November – Mercantile Library, a predecessor of the Public Library, opened by the Denver Chamber of Commerce.
1886
1887
College of the Sacred Heart (later renamed Regis University ) relocates to Denver.
February 28: Congress votes to establish an army base near Denver, later named Fort Logan , due to the petitioning of the citizens of the city.
1889
Construction of the Boston Building , Denver's first modern office building begins.
Denver Athletic Club 's historic clubhouse is built.
July 30: Soapy Smith assaults and injures Rocky Mountain News editor John Arkins. The News declares a crusade to rid Denver of the bad man, which took a decade to complete.
November: Permission granted to Citizens' Water Company to go into competition with the established Denver Water Company to build a system to provide water to the city.
1890 Poster for Elitch Gardens
Population of the City: 106,713 26th most populous US city.[ 40]
Mount Prospect, the Denver City Cemetery, closed to further burials.
April 8: Construction of the Masonic Temple begins at 16th and Welton Streets.[ 65]
May 1: Elitch Gardens amusement venue opens.
1891
1892
The Denver Post newspaper begins publication as the Evening Post.[ 25]
January: The competing town of Brooklyn incorporated an area inside the town of Colfax setting up a six month fight that was ultimately won by the town of Colfax.[ 68]
August 12: Brown Palace Hotel opens.
1893
Denver's oldest continuously operating restaurant, the Buckhorn Exchange opens under the name "The Rio Grande Exchange".
Denver government orders all bodies to be removed from the old City Cemetery.
Denver Artist Club, which later became the Denver Art Museum founded.
June – Silver prices fall from $1.05 per ounce to 83¢ per ounce, starting the Denver Depression .
July
18: Six Denver banks fail.
19: Three more banks suspend payments.
1894 Colorado State Capitol c. 1901-1902
Citizens' Water Company purchases and merges with rival taking the new name, the Denver Union Water Company.
February 7: South Denver annexed by the city.
Colorado State Capitol building complete, Governor Davis Hanson Waite moves his office to the building.
March 15: Governor Waite orders state militiamen to march on Denver City Hall to remove the Police and Fire Commissioners in what became known as the City Hall War.
1895
1896 – Denver Zoo founded because of the gift of an orphan bear to Mayor Thomas S. McMurray .
1898
1899
Downtown Denver in 1898 photograph taken from state capitol towards 16th Street
Crystalline gold from Farncomb Hill, near Breckenridge, Colorado . 1900
Population of the City: 133,859 25th most populous US city.[ 40]
May 3: Spring flood overtops the still under construction Cheesman Dam, flooding low lying areas of Littleton at about 1:00 in the afternoon and sweeping away all but the foundations of the dam.
December 6: Denver Museum of Nature and Science incorporated as the Colorado Natural History Museum.
1902
1903
Denver Juvenile Court established.
July – What will become the east wing of the Denver Museum of Nature and Science Completed in City Park.
1904
May – Robert W. Speer elected mayor for the first time. Judge and reformer Ben B. Lindsey later alleged there were 10,000 illegal votes cast in the election.
1905
May 9: Water reaches the spillway of the Cheesman Dam . Constructed by the Denver Union Water Company, on the South Platte River, it is the city's first mountain water reservoir and the tallest in the world at the time of completion.[ 91]
Mayor Speer starts tree planting program.
1906
1908 Colorado Museum of Natural History, 1908
1910
1911
1912
1913
August 27: Official opening of the first two Denver Mountain Parks, Genesee Park and Lookout Mountain Park . Though officially the land in Genesee Park is purchased the next month.[ 109]
1915
1916
1918
1920 Photograph of crowd during the Denver streetcar strike
Population of the City & County: 256,491 25th most populous US city.[ 40]
Fitzsimmons Army Hospital built.
August: Streetcar strike kills seven, ending with federal soldiers placing the city under martial law.[ 118]
1922
1923
1927
Merchants Biscuit Company joins together with several other companies to form United Biscuit Company of America, the predecessor of the Keebler Company .
Molly Brown purchases the cottage the formerly belonged Eugene Field and has it moved to Washington Park for preservation.
1929
March 26: Ground breaking ceremony for new City and County Building, completed in 1932.[ 125]
October 17–20: Denver Municipal Airport grand opening celebration.
1930
Population of the City & County: 287,861 29th most populous US city.[ 40]
U.S. Customhouse built.
August 29: Paramount Theatre opens.[ 128]
1932
1933
August 3: At about 5:00 in the morning the Castlewood Dam collapsed sending floodwaters into Denver.
1934
1938
February 26: U.S. Lowry Air Force Base dedicated on the site of the former Agnes Memorial Sanatorium.
Denver Housing Authority created.
1939 – The Pit, the first gay bar in Denver opens.[ 133] 1940
Population of the City & County: 322,412 24th most populous US city.[ 40]
1941 Red Rocks Amphitheatre photographed from the air, 1941
1942
1944
1947
J. Quigg Newton defeats incumbent Mayor Stapleton, becoming the first Mayor born in the city and Denver's youngest mayor to date.
1948
1950
Population of the City & County: 415,786 24th most populous US city.[ 40]
To improve the Denver Zoological Foundation formed to better manage the Denver Zoo .
June 3 – Final day of service by the Denver Tramway street trollies.
1951
1952
1955 – The Inter-County Regional Planning Commission, predecessor to the Denver Regional Council of Governments , formed.
1956
January 30: KRMA-TV begins broadcasting. Denver Mile High Stadium postcard (c. 1970s-1980s) 1980
Population of the City & County: 492,365 24th most populous US city.[ 40]
1981
1982
1983
1984
Children's Museum of Denver moves to new building on the Platte River Greenway.
Republic Plaza completed, becoming the tallest building in Denver.
Wings Over the Rockies Air and Space Museum (formerly The Lowry Heritage Museum) opened.
January 1: US West officially in business with headquarters in denver. It was separated from the AT&T as one of the "Baby Bells" as part of a 1982 antitrust case.
1985 – Denver Urban Gardens nonprofit and Avenue Theater established.
1986
1987
1988
1989
1990
1991
1993
1994
1995
1996
1997
1998
1999
Republic Plaza is a skyscraper in Denver, Colorado. Rising 717 feet (219 m), the building currently stands as the tallest building in the city of Denver.
2010
2011
2012
2015
February 7: Denver Broncos win Super Bowl 50 , their third championship. 2020
Population of the City & County: 715,522 19th most populous US city.
August 5: Diol-Beye family murders , where 5 members of a family died in an arson.[ 207]
2021
2023
Nuggets players celebrating during parade
Denver Nuggets victory parade
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: CS1 maint: publisher location (link )
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