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)
Boulder · CO, USA
A trangular craft with several, large, bright lights flew low and quick over the neighborhood
Denver · CO, USA
large object hovering completely still, three lights in the center with a glowing rounded bottom.
Fort Collins · CO, USA
Very Bright in due West, Hovered about 2 min's, then accelerated very fast stright up.
Boulder · CO, USA
((HOAX)) TRUE HIDDEN EVENTS
Canon City · CO, USA
The objects appeared, disappeared then reappeared. The objects moved in a way that is very different than anything I have ever seen.
Colorado Springs · CO, USA
Mysterious series of lights and disk shape across southern Colorado Springs sky
Thornton · CO, USA
three VERY BRIGHT RED lights shaped like three VERRY big stop lights
Colorado Springs · CO, USA
Triangular shaped object with 6 to 8 orange colored lights, 3 on each side.
Denver · CO, USA
We saw three objects, one big circular with bright lights moving fw and spinning, one and two much smaller ones flying with it.
Denver · CO, USA
Pale blue lights hover near Denver, Colorado in "V" formation
Longmont · CO, USA
Three to four strobe-effect lights pass over Longmont, distinctly different from other aircraft in the area.
Highlands Ranch · CO, USA
ball of fire over denver splits into 5 balls then suddenly disappeared and reapeared as one for a few sec.
Lakewood · CO, USA
He could see a dome top with vertical lines, the object was slowly rotating, and the bottom was lit up.
Pueblo · CO, USA
three lights forming a triangle-shaped object.
Colorado Springs · CO, USA
Multicolored arrowhead shaped object east over Colorado Springs viewed from the Ute Pass to the west.
Denver · CO, USA
three semi-stationary lights in sky seen from Denver area but over Kansas. Able to move very fast.
Colorado Springs · CO, USA
Two white lights floating in the sky near the moutains of Colorado Springs, Colorado.
Durango · CO, USA
Two moving lights over north-central New Mexico 7:36 pm Tue Oct 6 2009
Crested Butte · CO, USA
metallic egg shaped craft above crested butte, CO. Also have seen great amount of activity READ ME!
Boulder · CO, USA
Dim triangle of lights, high speed, low altitude but no noise over Boulder, CO 10/17/2009 10pm
Colorado Springs · CO, USA
speeding stars over colorado springs
Fruita · CO, USA
Light over Fruita, Colorado
Grand Junction · CO, USA
Rumbling red light in the sky with a bluish-purple tail moving very fast and changing direction instantaneously.
Aurora · CO, USA
Craft moving from N to S later Flash in sky like star going nova
Colorado Springs · CO, USA
Brilliant bright light moves across the sky in Colorado Springs, CO September 7, 2009.