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)
Durango · CO, USA
Hadn't started to get light yet, I was watching the stars, and one blinked on and off several times then started to move laterally very
Alamosa (east of · on Hwy 160), CO, USA
My friend and me were coming down the mountain into the valley when I spotted it in the clouds just sitting there as clouds went by it.
Colorado Springs · CO, USA
Heading South into the city saw 4 huge bright orangeish lights forming curved line. Had never seen them before. Was somewhere above cen
Canon City · CO, USA
While enjoying my am coffee and waiting for the sunrise, I was looking toward the southwest, when suddenly near one last remaining star
Cortez (4 miles northeast of) · CO, USA
Star-like light traveling at high speed from Northwest to Southeast. It became larger and flared,then back to former size. Disappeared
Lost Park area · CO, USA
Bright redish flame type object
Thornton · CO, USA
See below.
Spranger (near · 5 mi. east of Interstate 25), CO, USA
Saw green fireball descend with white tail. It then disappeared.
Cortez · CO, USA
Husband and I were looking at the sky and saw a light similar to a star move quickly across the sky.
Cortez · CO, USA
Star-like object at 60 degrees traversed sky, wavered, made 90 degree turn, blinked bright and dim, then disappeared.
Arvada · CO, USA
Report to COMUFON: James Peters, 303-344-5576. Two observers. Very fast moving lights. Changes in direction and velocity.
Boulder · CO, USA
June 17, 1999 Bright capsul shaped object which I thought was a star brightened and took off, then disappeared.
Lamar ((LAA) · (NE of, FL310, 10 deg. above hor.), CO, USA
Two starlike objects traverse starfield (25 degree arc). One adjusts on other. Flash infront of lead object-disappears. 2nd object turn
Colorado Springs · CO, USA
craft was seen hovering 100ft above the ground at the southeast corner of Powers and Platte at 9PM on 6/28/99 for about 20 seconds nort
Littleton · CO, USA
I was in bed and I saw this bright light outside! Turned out to be a UFO!
Delhi · CO, USA
Bright yellow-orange light that morphed into two, then one, then faded in and out before disappearing.
Cheraw · CO, USA
A phone call from my sister on her ay to work..... "Do you see that???,What the HELL is it???"
Colorado Springs · CO, USA
Was heading to the store at 1900 hrs saw a non plane like craft going North to South glowing whiteish observed with Bino's def. not a p
Thornton · CO, USA
We saw a bright light 20 degrees above the western horizon that appeared to have a disc shaped object to its immediate left.
Denver · CO, USA
"just before" sun-up; snow whit fire ball streaked west to east above and across city skyline. Looked like just the picture of an old M
Model · CO, USA
Bright yellow-orange light stationary at first, then accelerated to right and faded out until it disappeared.
Loveland · CO, USA
An orb of orange/yellow light that pulsated or dimmed then brightened period of about a second
Colorado Springs · CO, USA
a glance at norad
Longmont · CO, USA
I saw lights in he sky. It had five lighs in a row, each flashing one a time in a row. It was also urning slowly.
Colorado Springs (NORAD) · CO, USA
I have seen several ufo's in the past 3 years. I was stationed in NORAD Mountain Complex and knew that the goverment had information a