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)
Antonito (30 miles East of my location) · CO, USA
A very bright white light traveling west to east moving very fast but jerkily and veering slight north and then south as it went.
Peonia · CO, USA
Strange light where there were no known planets or large stars in that vicinity
Thornton · CO, USA
2 lights flying parallell formation northeast. ((NUFORC Note: ISS and Space Shuttle in formation. PD))
Littleton · CO, USA
sept 8 lights string formation fast south bound (towards colorado springs?)around 11pm
Denver · CO, USA
Bright triangle lights in sky
Broomfield/Lafayette · CO, USA
Large, rectangular object seen flying in broad daylight
Colorado Springs · CO, USA
Fireball appearing and disappearing in daylight sky over Colorado Springs
Aurora · CO, USA
Brillant oblong object spotted over Aurora, CO.
Guffey (4 miles outside of) · CO, USA
ball of light, yellowish white in color, slightly bigger than the planet jupiter. ((NUFORC Note: ISS sighting?? PD))
Durango · CO, USA
Very bright light moving fast, turning red then dissapears.
Greeley · CO, USA
Bar shaped craft
Westminster · CO, USA
was not a star or anything of nature. ((NUFORC Note: Possible sighting of a star, we suspect. PD))
Buena Vista · CO, USA
Star like object moving randomly within 5 degree box on the horizon.
Fountain · CO, USA
The greenish glow has seemed to have an effect on me every time I think about it and its a good thing.
Collbran/The Flat Tops · CO, USA
Metallic oval seen following river through valley in colorodo flat tops
Englewood · CO, USA
Circular object in the sky above Denver
Springfield · CO, USA
A triangular object with a multitude of lights was spotted in the southeast Colorado night sky.
Parker · CO, USA
Bright white light moving fast from south to north.
Arvada · CO, USA
What looked like a simple satellite, changed color, became more bright and expanded in 3-4 times in size.
Crestone · CO, USA
Continued white light presence in Crestone, Colorado
Montrose · CO, USA
solid bright light hovering in sky.
Longmont · CO, USA
a large orange orb that divided into 6 and lasted low on the horizon for 1-2 minutes
Louisville · CO, USA
((HOAX??)) I was at a park at about 1 PM. I was on the swings. I looked up and saw three bright lights.
Silverthorne · CO, USA
Spherical objects observed moving through trees, probing the area
Salida · CO, USA
Bright light with no sound passed above us