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)
Fountain · CO, USA
5 Red light object floating over Fountain, CO
Windsor · CO, USA
Splitting light
Boulder · CO, USA
Pink and blue pulsating manta ray shaped ufo over boulder
Cuchara/Stonewall Gap (between) · CO, USA
Three lights in the sky over Southern Colorado.
Greeley · CO, USA
i saw an orange sphere in the sky about quarter the size of a full moon, it looked like fire glowing inside a ball.
Parker · CO, USA
Sphere transforms into transparent sheet.flyes away at high.speed.
Estes Park · CO, USA
Unknown round object and additional objects over Colorado Rockies
Dolores · CO, USA
Red light traveling north to south the reversed direction
Broomfield · CO, USA
Gold lime green irregular bulb-shaped object Broomfield, CO 5:30PM 9/27/11
Evergreen · CO, USA
Two bright lights that changed formation in NNE sky.
Arvada · CO, USA
10:30 lighted circle over arvada colorado , middle became bright and objectfaded away
Fort Collins · CO, USA
Fight blue fast moving light over Fort Collins.
Pueblo · CO, USA
Creme white triangular craft and streak behind it.
Commerce City · CO, USA
White light changes direction and zooms into space
Commerce Cityy · CO, USA
Very hard to see object over east Denver visible on clear days when it's not cloudy, consistently.
Fort Collins · CO, USA
White circler object following a commercial airliner.
Englewood · CO, USA
Small, shiney, slow-moving object west south of Denver, CO
Denver · CO, USA
Cylinder, Spherical, and disc shaped craft making rapid to slow impossible movements, and vanishing.
Denver · CO, USA
Denver, Cheeseman Park large ship sighted...disapears within minutes
Gypsum · CO, USA
Chevron-shaped object in the sky above Eagle County, Colorado
Englewood · CO, USA
I was in my car going south toward my home. I noticed glowing orange disks flying from south to north toward the western sky...there we
Nucla · CO, USA
Red light over SW Colorado.
Denver (near) · CO, USA
We were camping in Colorado in the mountains. On our way back Sunday July 3rd we were driving and my girlfriend said whats that? I loo
Red Feather area · CO, USA
This object was flying right to left an stoped an went back to the right after few seconds of wierd movements it continued to go left!!
Grand Junction · CO, USA
Winged craft with 8 to 10 ft diameter fire behind at center rear of craft no sound altitude 2000 ft 60 mph