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)
Fort Collins · CO, USA
White Orbs above Fort Collins. ((anonymous report))
Fort Collins · CO, USA
White Orbs above Fort Collins.
Lyons · CO, USA
2 white objects no observable markings, no lights very high in sky. A commercial aircraft passed beneath objects during observation. Es
Highlands Ranch · CO, USA
Lone Tree/Highlands Ranch UFO tracking north to south pattern
Trinidad · CO, USA
Around 8:30PM at dusk 2 disc shaped, dull/ white in color flew side by side in a perfectly straight line from East to west in the south
Freemont County · CO, USA
Uaps.
Washington County ((city unspecified)) · CO, USA
8 circular lights, one changing to cigar, witnessed by 3 adults, 2 teens in Colorado.
Montrose County · CO, USA
I saw an alien it was indescribable.
Johnstown · CO, USA
Steadily flashing light traversed the sky at a rate similar to that of a meteor, making no sound.
Castle Rock · CO, USA
Star-like red and green (as well as blue and white) making very erratic movements even stopping midair. ((anonymous report))
Colorado Springs · CO, USA
Multiple different red, blue, and white lights in different areas in the sky; saw a white light pass sky downward. ((anonymous report))
Denver · CO, USA
I saw a UFO in the sky while I was on an airplane
Littleton · CO, USA
Summary Description: Silver Disk Seen During Daylight in CO, Moves at inhuman speed. As we were driving to my pa
Colorado Sprigns · CO, USA
Strange object in sky.
Franktown · CO, USA
Silver rectangular object in daylight, no noise, rotated at times.
Aurora · CO, USA
Broad daylight, blue sky, 7 silvery things that looked like they were trying to form a circle. ((anonymous report))
Colorado Springs · CO, USA
Bright lights dancing and erratic in night sky, moving quickly, and in a group.
Colorado Springs · CO, USA
Bright orange glow moving from southeast to north west. No sound. Not very high. ((anonymous report))
Englewood · CO, USA
For sevral years now i sitt out side late at night to smoak be fore i go to sleep and their will be a big ship triangle shape but the e
Englewood · CO, USA
I see stuff all the time. like most of the time it was so far out at firt it looked like it was flying out in the stars then it came in
Englewood · CO, USA
We saw a red light it was around it you couldn't make out what shape no sound wen the fire works started all around the house we went u
Fort Collins · CO, USA
Hovering white object north of Ft. Collins, CO. 7/11/18.
Westminster · CO, USA
A bright flashing white golden light was above my house high up in the ionosphere, it was so bright, it caught my attention to look up.
Fruita · CO, USA
Object was bright and flew off faster than anything.
Fort Collins · CO, USA
Amber light drops from sky, stops abruptly, shoots out object towards ground, drops low on the horizon, hovers before disappearing.