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)
Georgtown/Idaho Springs (between) (Clear Creek) · CO, USA
obseved a very reflective ufo over a mountian pass it moved across my field of vision was able to record with video camera. good footag
Denver · CO, USA
I witnessed 2 unusual and unidentifiable light sources in the sky above Denver. It was an unseasonably warm September evening, no cloud
Pueblo · CO, USA
Black Triangle in sky about 35 mi south of NORAD
Penrose · CO, USA
UFO shot down over military installation
Fort Collins (northwest of) · CO, USA
Lights whirling in and around trees, Whooshing sound as the craft flew overhead. The approach of 2 1/2' to 3' tall beings.At about
Longmont · CO, USA
Train like ufo on Airport Rd in Longmont
Fort Collins · CO, USA
I saw the same tri-angular craft the guy in Masonville Colorado saw 6/19/1996.
Fort Collins/Loveland · CO, USA
The object was of technology that is general knowledge.
Aurora · CO, USA
Obj. hovered 100 ft above car. Red, blue lights on corners. Changed shape from cube to pyramid to triangle. Landed 800 ft away.
Lakewood · CO, USA
Former USAF pilot sees silver/gray disc streak up to aft end of departing UAL DC-10. Obj. accelerates dramatically, ascend @ 45 deg.!
Fort Morgan · CO, USA
Little tiny light
Fort Collins · CO, USA
Man repts. seeing "metallic object" in W sky against sun. Highly reflective, then turns black, becomes smaller. 2 boys see, too.
Boulder · CO, USA
I was sitting in my back yard talking on the phone.When I saw 1 green dot fly south Followed by 2 more green dots flying parallel to ea
Peyton · CO, USA
Young man&mother; 2 intensely bright white lights, side by side, moving erratically across sky. Green flashes, sonic
Loveland/Fort Collins · CO, USA
Triangle ship following a ball of light.
Lyons · CO, USA
Hole (50 feet by 30 feet) opens up on hill side. Light streams from it along with motor noise. Closes again and leaves no sign of exi
Fort Morgan · CO, USA
Woman reports a very bright, colorful, stationary object "below the Belt of Orion." (Possible flickering star??)
Pueblo · CO, USA
3 Triangular craft passed directly overhead. They were flying in a "V" formation at low altitude. There was no sound. These objects we
Colorado Springs · CO, USA
Multiple, star-shaped, dim yellow lights in straight line
Colorado Springs · CO, USA
Man repts. witnessing a "bright star" in night sky, with white, red, green, blue colors. Began to move, then suddenly disappeared.
Leadville · CO, USA
Several adults, waiting for tourist bus, witness 2 tiny metallic-looking objects in daytime sky. Objs. suddenly streak off to W & NE.
Colorado Springs · CO, USA
Man reports witnessing a gray colored "flying-wing" shaped craft flying silently overhead. Moved at steady pace.
Aurora · CO, USA
Mother & daughter hear strange "rattling" sound. Witness small saucer-shaped craft descend "like feather." Red & yellow lights.
Berthid · CO, USA
Father & son witness multiple stationary red, green, white lights in sky. Then witness six more. (Facts incomplete.)
Salida · CO, USA
Young man videos peculiar disc, "w/ double level row of windows," hovering N of city. Many witnesses, TV coverage. Good video.