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)
Battlement Mesa · CO, USA
Flash come and disappeared.
Arvada · CO, USA
Orange "orb" up in Lookout Mountain in Golden.
Colorado Springs · CO, USA
Red and green lights over Olympic Training Center.
Frederick · CO, USA
Mis-shapen, slow moving Colorado Object.
Erie · CO, USA
Space debris or something else falling straight down nearby like a burning ember.
Alma · CO, USA
Massive triangle over NORAD for 4 hrs today!
Breckenridge · CO, USA
Three objects in stationary triangular formation over Breckenridge, CO area.
Wellington Lake · CO, USA
3 bright lights, stationary for at least 45 mins, evenly spaced in the afternoon sun.
Denver · CO, USA
V shaped craft with 5 thick red luminescent crosses, very fast, smooth, with zero noise emission.
Breckenridge · CO, USA
Reports this past week in UT and CO are Google Loon balloons.
Colorado Springs · CO, USA
Fiery bird like, flapping reddish yellow and white light.
Colorado Springs · CO, USA
tight v with dull white lights.
Longmont · CO, USA
Longmont, Co. 5 Mins. 3 white circles changing positions from V formation to straight line as they moved across the sky
Leadville · CO, USA
UFO.
Colorado Springs · CO, USA
White light in the sky, rising, getting brighter, then white orbs, then red light rising from cloud.
Boulder · CO, USA
Seven blue square lights seen moving in a chevron formation over Boulder, CO
Parker · CO, USA
5 almost clear or translucent jets that didn't make noise being chased by one F-16 or military type solid jet.
Fort Collins · CO, USA
Started as one ball of light. Quickly moved and then the one ball turned into 3. The 3 seemed to turn into 15 or 18. Maneuvered.
Denver · CO, USA
Denver, CO, on a late afternoon clear sky, 5 orbs appeared in the sky, some showing a streak of light before going back to orb shape.
Littleton · CO, USA
Large, silent V-shaped object traveling North to South
Denver · CO, USA
Very huge lights flying by really slow huge across the sky; not flying in formation; seem to switch positions.
Colorado Springs · CO, USA
3 lights blinking erratically then synchronized.
Colorado Springs/Schriever · CO, USA
Saw 7 big bright lights not moving and the were low to the ground. We were speechless. As we were getting our phones out the disappeare
Denver · CO, USA
Red shiny sphere above Denver.
Fort Collins · CO, USA
A friend and I saw a V-Shaped craft fly overhead with incredible speed on CSU campus: Fort Collins, CO.