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)
Denver · CO, USA
On the night of July 4th in Denver Colorado there were multiple balls of light moving fast and making abrupt changes in direction!
Erie · CO, USA
Orange orb seen flying over Erie, Colorado headed NW.
Denver · CO, USA
Cylindrical, capsule shaped silver object seen flying near Denver International Airport.
Pueblo · CO, USA
MADAR Node 83
Colorado Springs · CO, USA
Driving home late at night, I saw three bright green lights in the shape of a triangle. The inside of the triangle was pitch black, ev
Fort Collins (West of) · CO, USA
2 parallel objects veering away from each other, moving in unpredictable ways
Gunnison · CO, USA
Bright pulsating light
Littleton · CO, USA
Same 2 crafts, same spot in the sky and same distance apart every night between 11-1 for about 2 weeks.
Silt · CO, USA
While standing outside talking with neighbor about how nice it was to see aircraft in the sky again, we were watching a jet fly over wi
Thornton · CO, USA
Seen by 3: flying object flashed a bright light (not at regular intervals), moved in an erratic path, faster than a plane
Littleton · CO, USA
Slow moving triangle-shaped crafts at low elevation, and drones.
Littleton · CO, USA
Slow moving triangle-shaped crafts at low elevation, and drones.
Rocky Ford · CO, USA
2 Very Bright White Spheres
South Fork · CO, USA
Orbs of light flashing in the night sky l. They were right in front of us and covering large distances between flashes.
Pueblo · CO, USA
Distant round object overhead with flashing light at center only visible with binoculars.
Granby · CO, USA
Dancing UFOs.
Colorado Springs · CO, USA
Three white craft, very high, flying back and forth over Colorado Springs, CO.
Grand Junction · CO, USA
MADAR Node 75
Grand Junction · CO, USA
MADAR Node 75
Grand Junction · CO, USA
MADAR Node 75
Marble · CO, USA
Was looking at brighter star in SW sky 1030 mountain time. Finger width away to the west noticed a "star" was shining but not
Estes Park · CO, USA
MADAR Node 156
Pearl Lake State Park (25 miles north of Steamboat Springs) · CO, USA
Observed 2 rows of many UFO's (oval, soft white, no noise) for 10 minutes in unison traveling N.W. from Pearl Lake State Park
Grand Junction · CO, USA
MADAR Node 75
Grand Junction · CO, USA
MADAR Node 75