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)
Leyden · CO, USA
Floating white light and weird shooting star/ufo at the end of the video. ((NUFORC Note: Intriguing video clip sent to NUFORC. PD))
Lakewood · CO, USA
White object moving erratically in the daytime sky
Littleton/Chatfield area · CO, USA
Shining object, seemed to have right angles to it, sun light shimmering off of it. Floating like a balloon but not round. About 10000
Pueblo West · CO, USA
While observing the city fireworks display noticed a bright green light high above fireworks staying lit, than would go off and continu
Antonito · CO, USA
My fiance and I were watching fireworks all around us. We looked over to mount San Antonio when we saw 3 orange lights moving slowly ri
Boulder · CO, USA
I was on my way home from Bar Louie in Wesrminiter heading down rt. 36 to Boulder. About 4 minutes to Boulder I see a big, bright orang
Durango · CO, USA
A white large round object followed by bright Green then bright Blue light moving fast across the sky over Durango Colorado
Colorado Springs · CO, USA
Soap bubble looking objects flying high in the sky.
Arvada · CO, USA
Orange orb-like lights seen.
Cortez (north of; on Hwy 145) · CO, USA
UFO questionable on Highway 145 heading south to Cortez, Colorado San Juan mountain range. ((NUFORC Note: Bird in flight? PD))
Monument · CO, USA
Silent black triangular object in sky
Colorado springs · CO, USA
I saw a light in the sky that I assumed was a satellite or aircraft. After observing the light more closely, I noticed it was flying in
Estes · CO, USA
MADAR Node 152
Pueblo West · CO, USA
Alternating bright craft--ceased after military aircraft approached. ((anonymous report))
Pueblo · CO, USA
UFO sighting in Colorado July 24, @9:21pm
Colorado Springs · CO, USA
Cigar shaped UFO captured flying above Garden of the Gods with an aircraft to the east, possibly investigating
Pearl (Cowdrey ) · CO, USA
4 Amber Orange lights Mount Zirkle wilderness
Pueblo West · CO, USA
Same lights as 24th above north Pueblo West - copters fired upon it
Black Forest/Colorado Springs · CO, USA
Orbs seen landing/disappearing in SE Colorado.
Greeley · CO, USA
((HOAX??)) I looked up and seen a white craft in the sky. Noticed it just hovering there and shaped like a long rectangle.
Estes Park · CO, USA
MADAR Node 152
Durango · CO, USA
Sphere came over witness and was videoed by cell phone. ((MUFON CMS report))
Antero Junction · CO, USA
Bright white rectangular light grid in field
Lakewood · CO, USA
I was in Morrison, CO, (on the Littleton/Morrison line). I was looking north at a bright red light. It was moving slowly (similar
Colorado Springs/Fountain city border · CO, USA
3 black circles fell out of the sky. Hovered then spiraled down with a smoke trail.