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)
Golden · CO, USA
Advanced light patterns turning in sharp angles and moving at high speeds in a fluid manner that no known human aircraft could handle.
Westminster · CO, USA
After watching the fireworks display on 104th in Westminster,CO my wife and I were intrigued at 4 other brightly lit objects steadily h
Westminster · CO, USA
4 lights moving into each other then out again and circling.
Denver · CO, USA
lights splitting into multiple orbs
Broomfiled- Standley Lake · CO, USA
Lights over Standley Lake during fireworks.
Westminster · CO, USA
Observed three star like objects move at supersonic speeds, one made a u-turn and (N - S) then S - NEN!
Colorado Springs · CO, USA
Four white spheres cruising through the sky over Colorado Springs, Co. on 20July 2013.
Longmont · CO, USA
Three flying objects in perfect triangular formations appearing and disappearing.
Lakewood · CO, USA
Orb of light slowly drifting across the sky, then it speeds away.
Grand Lake · CO, USA
I am a farmer from Northeast Missouri. While on vacation in Grand Lake, Colorado I was standing outside talking with two construction w
Denver · CO, USA
Transparent red balloon/bubble thing with lights. Had intelligence
Denver · CO, USA
Saw flying spheres .
Salida · CO, USA
Orange oval object rapidly moving from north to south until it faded from view.
Commerce city · CO, USA
Observed moving object in sky traveling east changing course to northeast upon changing course excellerated speed and changed back to e
Greeley · CO, USA
I saw a blue fire ball coming down to earth from the west.
Colorado Springs · CO, USA
Fast moving ufo with orange and white circles.
Aurora · CO, USA
Lights hovering in night sky, early morning. ((anonymous report))
Highlands Ranch · CO, USA
Black oval or football shaped object seen very high in southwestern sky Father's Day afternoon
Meeker · CO, USA
Meeker, Colorado, Football Shaped UFO on Video.
Colorado Springs · CO, USA
Slowly and evenly pulsing light that alternated between invisible and extremely bright as it travelled North.
Longmont · CO, USA
7 bright, white round UFOs seen over Longmont, CO on 6/27/13
Evergreen · CO, USA
Triangle shape of lights, traveling at a fast speed toward lighting storm.
Lakewood · CO, USA
3 bright white lights in the sky over Lakewood 80228.
Littleton · CO, USA
5 circular rotating lights in clouds over Littleton Colorado during storms
Littleton · CO, USA
Two, bright orb-like objects seen in sky; disappeared but photographed and noted a trail of parallel lines left by objects.