Timeline of Aurora, Colorado

The following is a timeline of the history of the city of Aurora, Colorado, USA.

Prior to 20th century

 * 1890 - Settlement named "Fletcher."
 * 1891
 * Fletcher incorporated as a town.
 * H.M. Miliken becomes mayor.
 * 1892 - Schoolhouse burns down.
 * 1893 - Denver-Fletcher trolley begins operating.

20th century

 * 1902 - Section of town becomes part of Adams County; the other section becomes part of South Arapahoe County.
 * 1906
 * Town Hall built.
 * Democrat-News begins publication.
 * 1907
 * Fletcher renamed "Aurora."
 * First Presbyterian Church built.
 * 1908 - Electricity begins operating.
 * 1918 - US Army General Hospital No. 21 opens.
 * 1924 - Colfax Avenue becomes part of U.S. Route 40.
 * 1925
 * Aurora Woman's Club formed.
 * Hollywood cinema opens.
 * 1929
 * Aurora Public Library established.
 * Stapleton Aerodrome begins operating near Aurora.
 * 1938 - US military Lowry Technical Training Center built.
 * 1939 - Population: 3,494.
 * 1942 - US military Buckley Space Force Base built.
 * 1946
 * Fox Theatre in business.
 * City Planning Commission established.
 * 1949 - City Water Department established.
 * 1950 - East 70 Drive-In cinema in business.
 * 1954 - Hoffman Heights becomes part of Aurora.
 * 1955 – Denver Regional Council of Governments formed.
 * 1965 - Norma Walker becomes mayor.
 * 1966 - Arapahoe Junior College opens.
 * 1971
 * Buckingham Square Mall in business.
 * Camelot hi-rise offices built.
 * 1972
 * Aurora Advocate Sentinel and Aurora Sun newspapers begin publication.
 * Little League baseball team formed.
 * 1974 - Quincy Reservoir constructed.
 * 1975 - Aurora Mall in business.
 * 1979
 * Aurora History Museum founded.
 * Marketplace Tower I office building constructed.
 * 1981 - Aurora Genealogical Society founded.
 * 1982 - Aurora Public Library Central building constructed.
 * 1984 - Bennett family murders
 * 1985 - City Historic Preservation Commission established.
 * 1990 - Population: 222,103.
 * 1992 - Sister city relationship established with Seongnam, South Korea.
 * 1993 - December 13: 1993 Aurora, Colorado shooting.
 * 1994 - US Lowry Air Force Base closes.
 * 1996
 * City website online (approximate date).
 * Arabian Horse Association headquartered in Aurora (approximate date).
 * 1998 - Century cinema in business.

21st century

 * 2003
 * Aurora Municipal Center built.
 * Ed Tauer becomes mayor.
 * 2004 - Population: 298,303.
 * 2007 - Children's Hospital Colorado opens.
 * 2009 - Mike Coffman becomes U.S. representative for Colorado's 6th congressional district.
 * 2010 - Population: 325,078.
 * 2011
 * Steve Hogan becomes mayor.
 * Colorado's 6th congressional district remapped.
 * 2012 - July 20: 2012 Aurora, Colorado shooting.
 * 2014 - Sister city relationship established with Adama, Ethiopia.
 * 2017 - May 15: The Republic of El Salvador opens a consulate in Aurora, the city's first.
 * 2018 - Mayor Steve Hogan dies in office.
 * 2022 - A shooting at Iglesia Faro De Luz Church in Aurora kills at least one, a woman, and injures two others.