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)
Berthoud · CO, USA
Saw orb that faded from red to greenish blue, stayed perfectly still until attempt made to record video
Peyton · CO, USA
Bright cloud-emitting orb seen for over 4 hours in Colorado. ((NUFORC Note: Source of report is experienced astronomer. PD))
Pueblo · CO, USA
I feel our bodies are taken by E.T'S AND ALSO THE MIND OR BODY MAY ALSO BE POSSESSED BY PAST SPIRITS OF THE EVIL OR WHAT NOT SEX, AND M
Denver · CO, USA
Standing in the backyard, my house guest asked me to take a look at an object in the sky. It looked like as balloon at the height of ab
Denver · CO, USA
UAP
Colorado Springs · CO, USA
I was sitting on my sofa watching TV and the patio slider door was to my left. In my peripheral vision, I saw a very large, yellow, br
Estes Park · CO, USA
MADAR Node 156
Boulder · CO, USA
I saw a very brightly lit, white object, roughly the shape of an airplane, but with no visible wings or rotor, moving southward.
Denver · CO, USA
Grasses laid down in weird patterns for over a mile
Denver · CO, USA
Spinning Triangle shaped craft with lights on tips spotted in thunderstorm
Thornton · CO, USA
I was driving to the post office when out of no where there is a small but bright flash in the clear blue sky around 2000ft away and ab
Carbondale · CO, USA
Round chrome object zips back and forth erratically through isolated down pour reflecting sun flashes before it froze and disappeared.
Denver · CO, USA
I was at work yesterday. I am a farmer. I seen in the distance over the 25highway heading north. At first a massive cube shaped object
Estes Park · CO, USA
MADAR Node 156
Boulder · CO, USA
7 craft were seen high up in the sky, lighted up in the same place, then all of them disappeared, in sequence
Niwot · CO, USA
4 white and 1 red orb 'dancing' in daylight sky between Longmont and Boulder, Colorado
Longmont · CO, USA
White circular object appeared to be static in movement before a strong elevation gain an the foothills of the Rocky Mountains.
Boulder · CO, USA
white circular object
Niwot · CO, USA
Small white circle near the moon, very slowly moving north, then disappeared.
Grand Junction · CO, USA
Sorta roundish blue-green blob
Grand Junction · CO, USA
MADAR Node 75
Hartsel · CO, USA
Dancing red lights above elkhorn basin.
Colorado Springs · CO, USA
7 white objects fly across blue sky and then disappeared
Walsenburg · CO, USA
2 adult individuals witness a distant object extremely high in the southern night sky over walsenburg Colorado. The object was illumin
Longmont · CO, USA
Lights very high in the sky moving aircraft speed moving from SW to NE direction. ((Starlink satellites??))