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)
In flight (location unknown) · CO, USA
In March of 1988 my 16 year old son was traveling from St. Louis to San Francisco by airplane. He was using an old 110 instamatic came
Lyons · CO, USA
Large oval object with white glowing lights moves slowly above the car.
Lost Park (near Jefferson) · CO, USA
Bright red spheres with slow random movements in the same area of the sky reoccurring numerous evenings.
Gypsum · CO, USA
UFO near Gypsum and Eagle Colorado around 1987 - strange oval object hovers and speeds away
Westminster · CO, USA
It appeared to be the shape of upside down teardrop. ((NUFORC Note: Possible helium-filled scientific balloon?? PD))
Black Hawk · CO, USA
spheroid, leading edge shimmering red, main body whitish yellow, low altitude
Arvada · CO, USA
3 large blue spherical objects spotted in Arvada, Colorado in late 1986
Colorado Springs · CO, USA
Sphere light UFO seen near Pulpit Rock, CO.
Jefferson (near) · CO, USA
Red sphere low to the ground moving slowly and erratically.
Jefferson · CO, USA
saw a bright red sphere moving slowly from west to east on the north of our campsite.
La Veta · CO, USA
Well what happened was when I was about 5 I was coming back from a trip from my grandparents. I was looking out the windown and it was
Tarryall Reservoir · CO, USA
Friend saw and alerted me and my wife to an object that moved eratically in the sky.
Boulder · CO, USA
I observed a large triangular shaped object in 1983 in the same area and with identical characteristics described in a 2005 report.
Fruita · CO, USA
Possible drone?
Fort Collins · CO, USA
Smooth, silent and quickly moving formation of orange disks.
Longmont (south of) · CO, USA
Hovering saucer
Windsor · CO, USA
Upside Down Black Metalic Pyramid with non-defracting lights
Windsor · CO, USA
Occurred : 2/12/1982 23:54 (Entered as : 02/12/82 11:54) Reported : 4/19/2001 09:13 Posted : 4/28/2001 Location : Windsor, CO Shape : T
Boulder · CO, USA
3 slow moving disks over south Boulder.
West Elk Wilderness Area · CO, USA
Bright round ball. several thousand MPH leveled off to one thousand MPH zig zaged through dense timber, no sound no projected light
Estes Park (Near) · CO, USA
I was abducted as a youth and am remembering peices more and more in dreams.
Crawford · CO, USA
fire ball
Boulder · CO, USA
While walking south a large comet like object swept out of the sky and turned horizonel at about a thousand feet from the ground and he
Colorado Springs · CO, USA
Triangular black craft in broad daylight hovering high and then speeding off.
Allenspark · CO, USA
Bright white light moves in U-pattern, then fades out.