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)
Golden · CO, USA
I did not see a definite craft of sorts but heard a very distinct sound. It felt like an engine.
Denver · CO, USA
Dark sky, cylinder with light and clouds in it swirling around.
Lakewood · CO, USA
Black object heading east to west, very high, and looked like two merkabas next to each other
Ridgeway · CO, USA
Two vessels appeared in a picture.
Centennial · CO, USA
3 objects flying in erratic motion high in sky observed from my 3rd floor east southeast window facing window. After observing for seve
Colorado Springs · CO, USA
White orb to the north west above pikes peak has not moved still visable.
Pueblo · CO, USA
Observed a stationary bright crimson red , almost laser colored sphere in the north western sky . the object remained completely still
Arvada · CO, USA
Zoomes left to right then still as the red flashing light just sits in mid air, then it zoomes away very quickly. ((anonymous report))
Greeley · CO, USA
We saw 3 white/orange/reddish flickering lights that stayed stationary in an exact triangle position for (the time I saw) at least an h
Colorado Springs · CO, USA
Multiple Color UFO craft Happening Now.
Evans · CO, USA
Transparent triangular craft flying northbound spotted in Evans Colorado
Crested Butte · CO, USA
Craziest UFO Siting. 6 over a two hour period.
Westminster · CO, USA
Large orange globe going from south to north along the Ft. Range of Colorado west of the Denver area.
Telluride · CO, USA
Craft shone bright white lights for an hour or so into house from above - Telluride, CO.
Arvada · CO, USA
Orange fire low in sky.
Greeley · CO, USA
Watching a clear sky, once again we are seeing 3 reddish/green/white, flickering lights, stationary, in a perfect triangular form. Th
Greeley · CO, USA
I just reported the triangular form of blinking lights. I showed 3 of my kids.. 10 minutes later we couldn't see them, then suddenly
Grand Junction · CO, USA
Bright red sphere low on horizon above glade park/monument area.
Denver · CO, USA
Strange behavior above Denver sky.
Pueblo · CO, USA
Looking into the night sky we saw one triangular shaped object in the southern sky. Minutes later a second triangular shaped object.
Fort Collins · CO, USA
Freak lightning storm with ORB photographed and recorded.
Greeley · CO, USA
Seen a tringle red orange lights craft moving slowly from north to south west above my house in Greeley. ((anonymous report))
Brighton · CO, USA
3 white round objects moving NE over Brighton, CO, this morning.
Milliken · CO, USA
Light orange/white/yellow 'Fireball' sighting in Milliken, CO.
Evergreen · CO, USA
UFO caught on camera over lake in Colorado. (See video.) ((NUFORC Note: We suspect the objects are birds. PD))