Teams Listed By League
A11 Football League
Denver Gold - Denver - Proposed - 2015
All American Professional Basketball League
Pueblo Aztecs - Pueblo - Proposed - 2005
American Association of Independent Professional Baseball
Denver Bears - Denver - Defunct - 1955 to 1983
Denver Zephyrs - Denver - Defunct - 1984 to 1992
American Basketball Association
Denver Larks - Denver - Proposed - 1967
Denver Nuggets - Denver - Inactive - 1974-75 to 1975-76
Denver Rockets - Denver - Defunct - 1967-68 to 1973-74
American Basketball Association (minor league)
Colorado Cougars - Loveland - Defunct - 2011-12 to 2012-13, 2015-16
Colorado Grey Wolves - Windsor - Proposed - 2017
Colorado Journey - Fort Collins - Proposed - 2022
Colorado Kings - Denver - Defunct - 2010-11 to 2017-18
Colorado Rise - Denver - Proposed - 2023
Colorado Springs Crossovers - Colorado Springs - Proposed - 2022
Colorado Springs Crusaders - Colorado Springs - Defunct - 2011-12
Colorado Springs Mountaineers - Colorado Springs - Proposed - 2018
Colorado Springs Storm - Colorado Springs - Defunct - 2004-05
American Basketball League
Colorado Xplosion - Denver - Defunct - 1996-97 to 1998-99
American Football League
Denver Broncos - Denver - Inactive - 1960 to 1969
American Hockey League
Colorado Eagles - Loveland - Active - 2018-19 to present
American Indoor Football
Steel City Menace - Pueblo - Defunct - 2016
American Lacrosse League
Denver Rifles - Denver - Defunct - 1988
American Professional Football League
Colorado Lightning - Monument - Defunct - 2012
Colorado Stars - Unknown - Proposed - 2004
Denver Titans - Denver - Defunct - 2009
American Professional Soccer League
Colorado Foxes - Commerce City - Defunct - 1990 to 1997
American Ultimate Disc League
Colorado Summit - Golden - Inactive - 2022 to 2023
Arena Football League
Unnamed - Unannounced - Proposed - 2024
Colorado Crush - Denver - Defunct - 2003 to 2008
Denver Dynamite - Denver - Defunct - 1987, 1989 to 1991
Central Hockey League
Colorado Eagles - Loveland - Inactive - 2003-04 to 2010-11
Colorado Flames - Denver - Defunct - 1982-83 to 1983-84
Denver Cutthroats - Denver - Defunct - 2012-13 to 2013-14
Denver Spurs - Denver - Defunct - 1974-75
Rocky Mountain Rage - Broomfield - Defunct - 2006-07 to 2008-09
Champions Indoor Football
Unnamed - Denver - Proposed - 2022
Continental Indoor Lacrosse League
Colorado Sabertooths - Denver - Defunct - 2013
Developmental Indoor Football League
Northern Colorado Wolfpack - Greeley - Defunct - 2013
Rocky Mountain Thunder - Denver - Defunct - 1999
ECHL
Colorado Eagles - Loveland - Inactive - 2011-12 to 2017-18
Evolution Basketball Association
Colorado Hoopers - Broomfield - Inactive - 2021
Denver Allstars - Broomfield - Defunct - 2021
Extreme Football League (X League)
Denver Rush - Loveland - Inactive - 2022
Independent Women's Football League
Colorado Freeze - Denver - Defunct - 2015 to 2018
Colorado Springs Voodoo - Colorado Springs - Defunct - 2015 to 2016
Indoor Football League
Colorado Crush - Loveland - Defunct - 2016 to 2017
Colorado Ice - Loveland - Defunct - 2009 to 2015
Indoor Professional Football League
Rocky Mountain Thunder - Colorado Springs - Defunct - 1999
International Basketball League
Aurora Cavalry - Aurora - Defunct - 2006
Aurora Outlaws - Aurora - Proposed - 2006
Colorado Crossover - Lakewood - Defunct - 2006 to 2007
International Boxing League
Denver Rocks - Denver - Defunct - 1969
International Hockey League
Colorado Rangers - Denver - Defunct - 1987-88
Denver Grizzlies - Denver - Defunct - 1994-95
Denver Mavericks - Denver - Defunct - 1959
Denver Rangers - Denver - Defunct - 1988-89
International Volleyball Association
Denver Comets - Denver - Defunct - 1977 to 1980
Legends Football League
Denver Dream - Loveland - Defunct - 2017 to 2019
Lingerie Football League
Denver Dream - Loveland - Defunct - 2009-10
Major Arena Soccer League 2
Colorado Blizzard - Denver - Defunct - 2018
Colorado Inferno - Colorado Springs - Defunct - 2017 to 2023
Colorado Rumble - Denver - Defunct - 2018
Major Indoor Soccer League
Denver Avalanche - Denver - Defunct - 1980-81 to 1981-82
Major League Baseball
Colorado Rockies - Denver - Active - 1993 to present
Major League Indoor Soccer
Colorado Bucks SC - Littleton - Active - 2023-24 to present
Major League Lacrosse
Denver Outlaws - Denver - Defunct - 2006 to 2020
Major League Rodeo
Denver Stars - Denver - Defunct - 1978 to 1979
Major League Rugby
Colorado Raptors - Glendale - Defunct - 2020
Glendale Raptors - Glendale - Defunct - 2018 to 2019
Major League Soccer
Colorado Rapids - Commerce City - Active - 1996 to present
Midwest Indoor Lacrosse Association
Colorado Sabertooths - Denver - Defunct - 2012
Minor League Football System
Colorado Springs Spirit - Colorado Springs - Defunct - 1989 to 1990
Pueblo Crusaders - Pueblo - Defunct - 1989 to 1990
National Arena League
Colorado Spartans - Denver - Active - 2024 to present
National Basketball Association
Denver Nuggets - Denver - Active - 1976-77 to present
Denver Nuggets - Denver - Defunct - 1949-50
National Basketball League
Denver Nuggets - Denver - Defunct - 1948-49
National Football League
Denver Broncos - Denver - Active - 1970 to present
National Hockey League
Colorado Avalanche - Denver - Active - 1995-96 to present
Colorado Rockies - Denver - Defunct - 1976-77 to 1981-82
National Indoor Football League
Colorado Candoos - Colorado Springs - Proposed - 2007
Colorado Castle Rocks - Castle Rock - Proposed - 2007
Colorado Venom - Loveland - Defunct - 2004
Colorado Wild Riders - Monument - Defunct - 2007
Denver Aviators - Denver - Defunct - 2007
Pueblo Pistols - Pueblo - Defunct - 2007
National Lacrosse League
Colorado Mammoth - Denver - Active - 2003 to present
National Pro-Indoor Football
Mile High Menace - Denver - Proposed - 2016
National Professional Basketball League
Denver Frontier Refiners - Denver - Defunct - 1950-51
National Professional Soccer League
Denver Thunder - Denver - Defunct - 1992-93
National Volleyball Association
Colorado Thunder - Denver - Defunct - 1996 to 1997
National Volleyball Association (2)
Colorado Kraken - Denver - Defunct - 2022
National Women's Basketball League
Colorado Chill - Loveland - Defunct - 2004 to 2006
NBA Development League
Colorado 14ers - Broomfield - Defunct - 2006-07 to 2008-09
North American Hockey League
Colorado Grit - Greeley - Active - 2023-24 to present
North American Soccer League
Caribous of Colorado - Denver - Defunct - 1978
Denver Dynamos - Denver - Defunct - 1974 to 1975
Pacific Coast League
Colorado Springs Sky Sox - Colorado Springs - Defunct - 1988 to 2018
Pecos League
Colorado Springs SnowSox - Colorado Springs - Defunct - 2021 2022
Trinidad Triggers - Trinidad - Active - 2012 to present
Pioneer Baseball League
Grand Junction Jackalopes - Grand Junction - Active - 2023 to present
Grand Junction Rockies - Grand Junction - Inactive - 2012 to 2022
Northern Colorado Owlz - Windsor - Active - 2022 to present
Rocky Mountain Vibes - Colorado Springs - Active - 2019 to present
Premier Lacrosse League
Denver Outlaws (II) - Denver - Active - 2024 to present
Premier Rugby Sevens
Rocky Mountain Experts - Denver - Active - 2023 to present
PRO Rugby
Denver Stampede - Denver - Defunct - 2016
Professional Arena Soccer League
Colorado Lightning - Loveland - Defunct - 2008-09
Colorado Predators - Parker - Defunct - 2007 to 2008
Denver Dynamite - Denver - Defunct - 2008-09 to 2009-10
Southern Colorado Stars - Monument - Defunct - 2007 to 2008
Professional Indoor Football League
Colorado Wildcats - Denver - Defunct - 1998
Roller Hockey International
Denver Daredevils - Denver - Defunct - 1995-96
Rollerball League
Colorado Stegos - Denver - Proposed - 2025
Texas-Louisiana League
Pueblo Bighorns - Pueblo - Defunct - 1995
Southwestern Professional Football League
Denver Oilers - Denver - Defunct - 1973
Triple Threat Basketball League
Colorado Journey - Fort Collins - Proposed - 2022
Ultimate Frisbee Association
Colorado Summit - Golden - Active - 2024 to present
United Indoor Football
Colorado Ice - Loveland - Defunct - 2007 to 2008
United Soccer League Championship
Colorado Springs Switchbacks FC - Colorado Springs - Active - 2015 to present
United Soccer League League One
Northern Colorado Hailstorm - Windsor - Defunct - 2022 to 2024
United Soccer League Women's League
Boulder County United - Boulder - Proposed - 2024
Colorado International Soccer Academy - Parker - Proposed - 2024
Flatirons FC - Arvada - Proposed - 2024
Northern Colorado Rain - Windsor - Proposed - 2024
Real Colorado Cougars - Highlands Ranch - Defunct - 2003 to 2009
United States Football League
Denver Gold - Denver - Defunct - 1983 to 1985
United States Hockey League
Denver Falcons - Denver - Defunct - 1950-51
USL Premier Development League
Real Colorado Foxes - Highlands Ranch - Defunct - 2008 to 2015
West Coast Hockey League
Colorado Gold Kings - Colorado Springs - Defunct - 1998-99 to 2001-02
Western Association of Professional Baseball Clubs
Unnamed - Unannounced - Proposed - 2019
Western Hockey League
Denver Invaders - Denver - Defunct - 1963-64
Denver Spurs - Denver - Defunct - 1968-69 to 1973-74
Western League
Colorado Springs Millionaires - Colorado Springs - Defunct - 1901 to 1905, 1912, 1916
Colorado Springs Sky Sox - Colorado Springs - Defunct - 1950 to 1958
Colorado Springs Snow Sox - Colorado Springs - Proposed - 2023
Pueblo Indians - Pueblo - Defunct - ????
Western Ultimate League
Colorado Alpenglow - Thornton - Active - 2023 to present
Women's Basketball Development Association
Denver Dynasty - Denver - Inactive - 2021
Mile High Monarchs - Denver - Defunct - 2021
Women's Football Alliance
Mile High Blaze - Thornton - Active - 2016 to present
Rocky Mountain Thunderkatz - Colorado Springs - Active - 2011 to present
Women's Football League Association
Denver Gold Rush - Denver - Proposed - 2020
Denver Pumas - Denver - Proposed - 2019
Women's National Basketball AssociationÂ
Women's National Basketball Association - Loveland - Proposed - 2008
Women's National Football Conference
Denver Bandits - Denver - Active - 2019 to present
Women's Professional Football League
Colorado Valkyries - Denver - Defunct - 2000
World Hockey Association
Denver Spurs - Denver - Defunct - 1975-76
World Team Tennis
Denver Racquets - Denver - Defunct - 1974
Suggestions and comments are welcome!
Nathan@ColoradoProTeams.com