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)
Parker · CO, USA
Round UFO seen, and then a strange being caught in a photo around the time of the sighting.
Superior · CO, USA
Large, fast chevron flies directly overhead.
Highlands Ranch · CO, USA
Rectangular craft was completely silent and became transparent
Snowmass Village · CO, USA
Underside of a shallow cone like disc with spokes of lights like merry go round on its underside.
Lake City (near) · CO, USA
I was backpacking in back country of Colorado and woke to an insanely bright light one night. It made zero sense as I was miles from t
Fort Collins · CO, USA
Group of glowing spherical objects colored red, blue and white traveling from the north to the south
Commerce City · CO, USA
Orb light .. Was Traveling 5 To 10 Times Faster Than the Comercial Airplane circular in Shape.. It was Camouflaged with the Constellati
Northglenn · CO, USA
Large spherical object with no light emission hovering in the sky visible during lightning flashes in background and above it..
Denver (Denver International Airport) · CO, USA
8 Translucent Spheres w/ Cloud Texture.
Gilcrest · CO, USA
Three dots at high altitude, flying at high speed, one even dive-bombs the car.
Crested Butte · CO, USA
Saw a light above a mountain peak, then it disappeared
Rabbit Ears Pass/Steamboat springs · CO, USA
A dark grey triangle over Rabbit Ear's Pass.
Grand Junction · CO, USA
Two bright, white, lights traveled E, emitting beams at times. ((anonymous report))
Pine Grove · CO, USA
At around 10:15 pm, I spotted a flash of light at about 65 degs upward and about 30 degs on the compass.
Palisade · CO, USA
Stationary white orb/circle in sky, lnvisible during the day.
Aurora · CO, USA
Single white crescent shaped light soundlessly moving 80 feet above me.
Colorado Springs · CO, USA
w/ a 15 mm lens. I saw a thing orbit the moon and emit something at the moon. It hit the moon. ((anonymous report))
Johnstown · CO, USA
Observed side by side stationary red lights in western sky after dusk.
Aurora · CO, USA
2 green glowing disks perform stunts over Denver, and fly off at quick speed. ((anonymous report))
Cortez · CO, USA
Red glowing ball that hung in the air, switching off, zipping off quickly upward.
Colorado Springs · CO, USA
Dark anomalous object appears in a photo taken during the maximum of the partial solar eclipse
Fountain · CO, USA
During the Eclipse I notice a craft moving across the sky east to southwest.
Denver/Glendale · CO, USA
Three lights sitting stationary in the east sky. Looks to be rapidly blinking in reds blues and greens so fast, its basically white.
Westminster · CO, USA
Massive cluster of tiny lights moving together over the skies of Westminster, CO.
Morrison · CO, USA
Flashing light of different brightness and duration moving high in the sky to the south very slowly.