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
Fleet of UFO's over Denver.
Westminster · CO, USA
Watching fireworks on my roof with my husband when from the south of Westminster 5 round bright orange objects streamed across the sky
Buffalo Creek Area Campground · CO, USA
Tripod-shaped and a series of bright flashes.
Highlands Ranch · CO, USA
Blue/red/green triangular object above fireworks display.
Thornton · CO, USA
Craft with 4 lights videoed at 4th of July fireworks.
Westminster · CO, USA
Had the strangest experience last night watching fireworks. We parked at this lookout on 82nd and Federal which gave us a full Panora
Littleton · CO, USA
After a firework show at Clement Park there was a huge craft hovering over the lake. It was difficult to make out the shape. You coul
Denver · CO, USA
3 low-altitude orange globes, Denver, 4th of July, 2015.
Greeley · CO, USA
3 bright orange star-looking crafts moving in a triangle formation. One stops in mid-air and slowly fades out of the atmosphere as the
Fort Collins · CO, USA
White orb zig-zags into cloud to the west of Fort Collins during bright morning.
Mead · CO, USA
Lights where very bright no sound.
Aurora · CO, USA
Multiple (7-15) triangle shaped crafts with lights that would flash different colors
Weldona · CO, USA
Unbelievable speed, instantly move across sky.
Colorado Springs · CO, USA
Gold metallic object hovering in the blue sky. ((NUFORC Note: Photo provided of very small, blurry object. PD))
Broomfield · CO, USA
Iridescent dots meandering through the sky in various formations.
Broomfield · CO, USA
Circular ferris wheel object with bright lights moving across the sky.
Denver · CO, USA
Black medicine-capsule shaped object, flying horizontally at about dusk.
Thornton · CO, USA
Orange flying lights over DIA seen from Thornton, CO.
Silverthorne · CO, USA
Strange lights in the sky while camping.
Thornton · CO, USA
Vertical, multi-flashing lights, slow moving to stationary, low to very high altitude and the general shape was a cross/crusifix.
Golden · CO, USA
Bright white strobe light.
Commerce City · CO, USA
((HOAX??)) I was distracted by a very large bright light between some clouds to the west mountains; was over the city of Denver.
Colorado Springs · CO, USA
Two spherical lights, one disappearing and reappearing in a different area. Plus an exceptionally bright star that seemed to grow longe
Arvada · CO, USA
Figure floating in sky moves slowly in a straight line across the sky and changed shapes from a circle to cross then a line.
Pueblo West · CO, USA
Starting with one orb, it flickered in and out of sight reappearing sporadically in different spots with up to five orbs appearing at o