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)
Estes Park · CO, USA
MADAR Node 95
Estes Park · CO, USA
MADAR Node 156
Elizabeth · CO, USA
Enormous disc moving westward near Elizabeth, CO
Estes Park · CO, USA
MADAR Node 156
LaVeta · CO, USA
A cigar shape craft descending at a 35 degree angle with one large lights at each end.Disappeared quickly
Hudson · CO, USA
Perfect line of approximately 30 to 40 star like object across the sky going SE from the NW. ((Starlink satellites??))
Wellington · CO, USA
A string of 30 lights just appeared spaced evenly from North West to South East then turned South
Fort Collins · CO, USA
Out walking my dog I looked up at the sky and saw a small light moving. At first I thought it was a plane. Then I saw another light and
Thornton · CO, USA
2 flashing lights seen above Thornton.
Denver · CO, USA
Dancing lights over Montbello (Denver). ((NUFORC Note: Starlink satellites? PD))
DIA · CO, USA
Saw lights in cicle formation over DIA airport, some dashing across the sky really fast. Some in pairs. But all coming to and from a ce
Centennial · CO, USA
Bright shifting lights seen over Buckley Air Force Base
Rangely · CO, USA
Oval coloful huge craft stunning to look at
Aurora · CO, USA
Noticed a bright light Similar to a plane when it’s facing you, and then a second later it dropped really fast and disappeared.
Fort Collins · CO, USA
Upon leaving a friends house around 10:30pm, we walked outside the front door (facing east coming outside) and noticed a blinking light
Centennial/Parker · CO, USA
I was driving southbound on S. Chambers Rd. nearing Compark Blvd. (at the Centennial/Parker border) when a bright, solid-white light ap
Pueblo · CO, USA
MADAR Node 83
Divide · CO, USA
Divide Colorado UFO sighting around Sunset time
Estes Park · CO, USA
MADAR Node 152
Castle Rock · CO, USA
3 spheres whitish yellow , seen Castle Rock coming from north heading south first, than abruptly changed direction head east
Lafayette · CO, USA
Boomerang shaped UFO silently flies across sky in Lafayette Colorado.
Trinidad · CO, USA
While driving to Trinidad from Albuquerque we took some photos of the misty mountain, and upon later review of the photos there is one
Denver · CO, USA
Unnatural movment of craft over denver - Possible UFO
Berthoud · CO, USA
Cloud of multi-colored pulsing lights
Denver · CO, USA
Going North on Sante Fe to Evans when I saw a bright colorful light in the sky. It was going West and flashed 3 times slowly.