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)
Aurora · CO, USA
Amber ball of light over Colorado.
Denver · CO, USA
Big orb in the W sky. Lasted 15 mins and changed in color. ((anonymous report))
Brighton · CO, USA
Bright reddish light floating randomly, no sound or flashings. ((anonymous report))
Lone Tree · CO, USA
I see planes every day.. This object was travelling strait in a sloping arc. ((NUFORC Note: No contact information provided. PD))
Loveland · CO, USA
White round disk with dark markings and lights seen high over Northern Colorado
Fort Collins · CO, USA
Sitting out on back porch looked up there was a very white wingless disk-shaped object racing across the sky light no other made sever
Florissant · CO, USA
Flare of light in the night sky in Colorado.
Fort Collins · CO, USA
My mom and I were sitting in my backyard around 9:20-ish or so when my mom saw an orange orb in the sky to the SW. ((anonymous report))
Cortez · CO, USA
A light seen slightly to the east of the star arcturus that grew bright for a moment before disapearing. ((NUFORC Note: Iridium? PD))
Denver · CO, USA
A cluster of lights moving quickly in my video from right to left at 4 seconds in my video.
Fruita · CO, USA
I saw a bright light moving fast over the sky when all of a sudden it stopped and then disappeared.
Brighton · CO, USA
Observed single white light stationary in sky during heavy rain and hail storm. ((NUFORC Note: Pilot report. PD))
Loveland · CO, USA
I spotted an extremely bright light to the South East.
Colorado Springs · CO, USA
I went down to Colo Sprgs for a work conference on Sun, 6/24/18. I was staying at a hotel near I-25 and Circle Dr. This hotel had patio
Castle Rock · CO, USA
Seven reflective orbs in the Colorado sky.
Niwot · CO, USA
Bright, yellow/orange orb of light shoots up directly from the highway about 3-5 sec ahead of us, vanishing before it clears tree line.
Denver · CO, USA
3 stat. lights in a triangular pattern on the E hor. Lights then disappeared one at a time. ((anonymous report))
Fort Collins · CO, USA
Orange fireball, SE Fort Collins.
Pueblo West · CO, USA
Three flashing lights in a triangle shape over my neighbor's home.
Colorado Springs · CO, USA
My boyfriend and I have seen these several times. We just now found this site and we are amazed. We were driving between fort Carson an
Boulder · CO, USA
Dark Silent Chevron.
Grand junction · CO, USA
I saw 9 small bright orange light all fly right over me, no noise and disappear in the sky, one right after the other
Aurora · CO, USA
Silver object in the sky moving slowly west to east then fast to north.
Byers · CO, USA
Diamond shaped craft north and east of Byers, Colorado. ((anonymous report))
Fort Collins · CO, USA
A small white sphere that could descend to ground level in seconds where at which time it would begin to glow red and not white.