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)
Fountain · CO, USA
Stationary lit object hovered above trees.
Golden · CO, USA
Bright blue sphere emanating light appeared to move south and east across horizon.
Estes Park · CO, USA
A bright, fast moving light is chased by a military fighter jet.
Denver · CO, USA
two bright round very near each other.
Rifle · CO, USA
LIGHTS OVER HAVERY GAP
Denver · CO, USA
Flying saucer seen by 100 people at drive-in theater in Denver
Colorado Springs (North of) · CO, USA
Sun bright object seen high in the sky near Air force Academy disappears in seconds!
Oak Creek · CO, USA
follow-up information concerning flying pencil shaped object; original posting date 02/02/04
La Junta · CO, USA
we saw a glowing green pencil shaped object going from south to north. it moved out from behind one hill only to disappear behind anot
Denver · CO, USA
Normal heavnly bodies do not travel in geometric patterns.
Salida · CO, USA
Silver disc shaped close encounter with biological effects.
Colorado Springs · CO, USA
I witnessed a UFO sighting over 30 years ago. I have told this story for over the years and never knew who to go to until tonight afte
Ovid · CO, USA
UFO stopped in the sky, then completed stops to form perfect rectangle and back into outer space to fast for human eye, light speed.
Aurora · CO, USA
A report from Aurora, CO in April 1974 described an object that appeared to continuously change shape, lasting 5 seconds.
Colorado/Oklahoma (in flight) · CO, USA
A report from airspace between Dallas and Denver in December 1973 described a metallic, disk-shaped object with rotating orange lights, seen from an airliner window, lasting 1-5 minutes.
Denver · CO, USA
A report from Denver, CO in August 1973 described a very large, boomerang-shaped object moving silently and slowly at treetop height from east to west, lasting 3-5 miutes.
Blackhawk · CO, USA
Description: It was,, i believe, the summer of 1973,, my brother and i,, were born in california, my brother was born in 1959,,, I
Colorado Springs · CO, USA
A witness outside Colorado Springs, Colorado reported a disk-shaped object during a two-minute sighting on Christmas Eve, 1972.
Fort Collins · CO, USA
what we saw was real and the truth
unknown · CO, USA
An anonymous witness in Colorado reported an unidentified object hovering over and aggressively following their car for about five minutes in August 1971.
Westminster · CO, USA
I WAS TEN SLEEPING IN BACKYARD A SILENT BLINDING WHITE LIGHT ABOUT 50 FEET ABOVE ME MOVIG SOUTH ABOUT 10 MILES HR.IT LIT UP A HOLE BL
Colorado Springs (50 miles west of) · CO, USA
Growing-up with aliens
Colorado Springs · CO, USA
Near NORAD's Cheyenne Mountain complex in Colorado Springs, Colorado, radar reportedly tracked three flights of four unidentified contacts over a four-week span in February 1970.
Denver/Golden (between) · CO, USA
cigar shaped object with colors of orange, blue and green that changed colors in a strobe from orange to blue to green over and over.
Lakewood · CO, USA
Over Lakewood, Colorado, in July 1969, a witness watched a silent light reverse direction repeatedly during an observation lasting several minutes.