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)
Pueblo · CO, USA
Silent large flying v of 5 orange glowing patches gives fright.
Elizabeth · CO, USA
3 extremely bright metallic strobe- like flashing objects with a spot light effect on the ground and objects below and a "grounded" so
Pueblo West · CO, USA
A red laser-like light came out of a cloud...
Pueblo West · CO, USA
RED LASER COMING OUT OF A RECTANGULAR CRAFT!
Boulder · CO, USA
The object tiped its wings because the sun shone in my eyes twice and then dissapeared.
Denver · CO, USA
2 Fireballs (green metal front rest on fire ) Sunday East to West Monday North to South (live video
Castle Rock · CO, USA
Green and orange fire ball shooting south across the sky at high velocity.
Longmont · CO, USA
Observed a meteorite travelling from North to South at a very steep (45 degrees) angle. The meteorite exploded when it neared the earth
Golden · CO, USA
Several hazy images, seemingly attached solidly in space, in a "V"/Chevron shape.
Littleton · CO, USA
Whatever this was, it was at a high altitude. It did not move or change form while I was watching anyway. It was not a plane.
Colorado (southeast) · CO, USA
What is this red orange and yellow ball???? how did it just vanish into thin air?
Raton/Pueblo (between · enroute), CO, USA
2 Bright star-like objects follow me for over 1 hr. while driving home from NM. They followed me all the way home!!!
Aurora · CO, USA
As i was walking facing west, i began to notice a star like flash. It happened very suddenly,then i was walking to my door to the house
Boulder · CO, USA
Glowing orbs sighted at University of Colorado at Boulder
Bellvue · CO, USA
Teardrop shape that created a tail flying low and parallel to the gound.
Fraser · CO, USA
Triangular shape with long, blunt nose; light fluorescent green; appeared suddenly, moving east.
Colorado (eastern) · CO, USA
Strange objects over eastern colorado
Englewood · CO, USA
Multiple flying objects put on an airshow!
Littleton · CO, USA
groups of black circular objects
Denver · CO, USA
Two unknown daylight lights observed high above Denver
Columbine · CO, USA
Round silver object seen only through binoculars that remained stationary for over 30 minutes.
Aurora · CO, USA
Several objects came from big one, then I lost sight of them...
Keystone · CO, USA
I woke my husband to look out the window. I didn't trust what I was seeing with my own eyes.
Prospect Valley · CO, USA
Brilliant electric blue pulsating light moving at an incredible speed soundlessly passing within 100 yards of our vehicle.
Telluride (nearest town) · CO, USA
White star-like light wobbled as it got closer to me, then it was scared away by 5-6 F-15s that scoured the area for hours afterwards.