UFO Sightings in Colorado
3,016 UFO sightings reported in Colorado since 1931, peaking in 2020 (226 reports); most often described as light.
- Total sightings
- 3,016
- Span
- 1931–2022
- Peak year
- 2020 (226 reports)
- Dominant shape
- Light
1931–2022 · peak 2020 (226 reports)
Top cities in Colorado
Denver
1954–2022 · peak 2014 (27 reports)
Colorado Springs
1956–2022 · peak 2014 (25 reports)
Fort Collins
1963–2021 · peak 2018 (14 reports)
Boulder
1969–2021 · peak 2013 (9 reports)
Aurora
1962–2021 · peak 2016 (10 reports)
Grand Junction
1989–2022 · peak 2020 (29 reports)
Longmont
1978–2021 · peak 2013 (10 reports)
Littleton
1965–2022 · peak 2002 (7 reports)
Pueblo
1995–2021 · peak 2020 (12 reports)
Lakewood
1969–2022 · peak 2014 (7 reports)
Loveland
1988–2022 · peak 2005 (6 reports)
Arvada
1959–2021 · peak 2016 (8 reports)
Westminster
1971–2021 · peak 2013 (5 reports)
Greeley
1998–2021 · peak 2016 (11 reports)
Thornton
1997–2021 · peak 2015 (5 reports)
Englewood
2001–2020 · peak 2004 (7 reports)
Estes Park
1954–2021 · peak 2019 (12 reports)
Highlands Ranch
1998–2022 · peak 2013 (4 reports)
Golden
1975–2020 · peak 2017 (4 reports)
Broomfield
1998–2020 · peak 2016 (5 reports)
Winter Park · CO, USA
Metallic silver like object in the cloudy sky
Englewood · CO, USA
I think about this almost every day and how lucky I was to witness this! There really are ET's
CO/WY border (Rocky Mtns.) · CO, USA
Three friends including myself went on a drive north towards the Wyoming border to shoot my brothers new gun. The car got stuck in some
Lakewood · CO, USA
Silver Object, flashing and floating in place. Commercial Flight Altitude.
Fort Collins · CO, USA
Green circle low in the sky in Fort Collins
Fort Collins · CO, USA
Bright Light over Mountains
Delta · CO, USA
Light in the sky that can stop moving, move in any direction, and has a ditinct light cycle.
Torrance · CO, USA
Glowing/reflective object clears coastline and makes odd movements around airport in Torrance CA
Denver · CO, USA
Glowing orange orb over south metro Denver.
Gunnison · CO, USA
At about 10:30 pm a friend and I, both western state college students were outside and happened to look up at the stars at the same tim
Denver · CO, USA
On May 15, 2010 I witnessed four ufo's that looked like bright stars or satellites. ((NUFORC Note: Satellites?? PD))
Denver · CO, USA
On May 16, 2010 I witnessed a number of strange objects in the day time sky.
Cherry Creek · CO, USA
On May 16, 2010 I witnessed a number of strange objects in the day time sky.
Cherry Creek State Park · CO, USA
On Monday, May 17 2010 at 22:00 my friend and I were in cherry creek state park when we noticed 3 lights travelling from north to south
Grand Junction · CO, USA
UFO Over Western Colorado May 27, 2010?
Colorado Springs · CO, USA
Flashing rotating lights
Evergreen · CO, USA
2 vertical lights changing color and moving erratically in the night sky
Broomfield · CO, USA
A young man in Colorado witnesses three objects interacting in sky, performing impossible maneuvers.
Pueblo West · CO, USA
Lights Over Lake Pueblo travel past the North Star
Boulder · CO, USA
large and bright blinking star begin to move, stop, move and stop erratically over the Flatirons
Denver · CO, USA
Bright star looking object moved in sky and turned red, blue, green, yellow and hovered in sky
Falcon · CO, USA
We experienced red disk over the falcon, colorado sky within the first minutes of the new year.
Aspen · CO, USA
New Years Eve Anomoly In Aspen Colorado
Loveland · CO, USA
extremely bright light over tree in loveland, CO
Valley View Hot Springs near crestoneCO. · CO, USA
aircraft like light in distance that streaks up and is gone ,, light out of nowhere that gets small and moves like satellite