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)
Larkspur · CO, USA
Loud noise and object.
Louisville · CO, USA
Single flash of light, point light source, very bright, like a wink, straight overhead.
Aurora · CO, USA
Black orb flying incredibly low and fast at night in South East Aurora, CO, on July 22, 2014.
Loveland · CO, USA
((HOAX??)) Craft with four white lights.
Morrison · CO, USA
An illuminated orb went over my house flying relatively low. It was moving slow from west to east and was completely silent.
Denver (unicorporated area) · CO, USA
During the mid-evening of Thursday, June 5th, 2014, myself, two other adults and three children simultaneously witnessed the following.
Aurora · CO, USA
5 Bright lights seen.
Longmont · CO, USA
Light disappeared.
Denver · CO, USA
Bright light hovering at DIA.
Colorado Springs · CO, USA
Large gray object and 20 little ones floating in the sky. ((NUFORC Note: Photos shows gray, blurry, indistinct object. PD))
Colorado Springs · CO, USA
One large object followed by several silver lights in no particular order. The lights were following the larger object
Denver · CO, USA
Red round object with naked eye, disk shape with flames through scope in southwest sky
Denver · CO, USA
Round, fierey red, stationary object in the sky.
Lakewood · CO, USA
UFO emitting bright blue and white light traveling East to West right over the overpass (10 ft) on Garrison at a fast pace (<15 s)
Estes Park · CO, USA
Object dropped out of a cloud, remained stationary for 15 seconds, moved west, then in an instant was gone.
Highlands Ranch · CO, USA
Star-like object moving around the sky.
Dolores · CO, USA
Bright yellowish orange object moving south to east.
Thornton · CO, USA
Flying humanoid
Colorado Springs · CO, USA
flashing light (s) high up between NORAD and Pike's Peak
Eaton · CO, USA
Large boomerang shaped light blue craft.
Colorado Springs · CO, USA
((NUFORC Note: No information provided by witness. PD))
Boulder · CO, USA
Four bright symmetrical horizontal lights on a craft in sky near dusk, banked left, lights dimmed and then they vanished
Greeley · CO, USA
Large rectangular craft performing unknown maneuvers, then suddenly disappearing.
Salida · CO, USA
There were 4 circular metal objects in the sky they look like aluminum color and looked like if they were playing in the sky like chasi
Colorado Springs · CO, USA
I took a picture of a storm, I zoomed in and saw a double fireball shaped object, I wanted to report this because I don't know what it