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)
Colorado Springs · CO, USA
Metallic, triangular object spotted hovering in broad daylight near NORAD.
Denver · CO, USA
Daylight Disk near Denver
Denver · CO, USA
V Shape ufo over my head silent moving with no light on about 200 yards above blocking out the star in the sky in Denver, Colorado
Longmont · CO, USA
blue light orange light then green light flickered on and all lights went out, football field size covers the night sky, low and slow
Westminster · CO, USA
Lights moving in triangle formation
Denver · CO, USA
I saw a bright white cigar shaped aircraft moving slow across the sky and suddenly disappear.
Littleton · CO, USA
Dozens of tiny specks floating, pulses of light, green object; comet like
Westminster · CO, USA
Single hovering light departed north
Colorado Springs · CO, USA
Circular Bright White Flying Saucer.
Fort Collins · CO, USA
Watching Con. trail of jet and noticed what appeared to be a star next to it. Grabbed binocs and noticed shiney metal object in two rou
Fort Collins · CO, USA
I'm still watching it. Its right in the path of several jets. Must be a traffic lane or something. I can't video it. Its to hard to fin
Golden/ Boulder (between; 2 mi. S. of Rocky Flats) · CO, USA
Several reflective flying objects, making strange formations w/liquid like motion in broad daylight near Rocky Flats (Have Photos).
Denver · CO, USA
Speedy Craft captured in photos over Lake Marston, Denver.
Denver · CO, USA
GREEN BRIGHT LIGHT OVER DENVER
Colorado Springs · CO, USA
This one is no obect- it moves about and doesn't seem to ever need any sleep though.
Colorado Springs · CO, USA
Camera like flash of light that lit up the sky followed by a second flash
Golden · CO, USA
We saw a bright large white light in the sky that was moving and then disappeared.
Greenwood Village · CO, USA
Blue ball of light with svrl trails shot across the sky
Longmont · CO, USA
Three black flying figures in the sky heading east during rush hour.
Evergreen · CO, USA
This is the third time this week I've seen a lighted object (maybe lit by the sun?) hovering and moving slowly west of Evergreen. This
Longmont · CO, USA
Do Shooting Stars TURN? Longmont, Colorado, 02/21/2006,
Parker · CO, USA
Saw object and thought to be a bird or balloon. Object moved in a large circle, then moved east and then turned and moved south until
Castle Rock · CO, USA
Bright light in early sunday afternoon sky, looking west nothing else in sky but the sun.
Fountain · CO, USA
Object hovered low over homes, we followed it for several minutes.
Denver · CO, USA
A flash of light hovering over a lake.