How dark is the sky in Parker, CO?

Satellite radiance puts Parker in the suburban edge band. A noticeable glow near the horizon. Brighter stars and constellations are easy to pick out; the Milky Way is washed out. Only 13.7% of the 3,206 cities measured here read darker than Parker.

Worth remembering: this is satellite radiance, not a ground observation. A true Bortle rating needs a human eye at night, this is the closest large-scale substitute.

How far Parker is from a meaningfully darker sky

Aurora, CO, about 14 miles away as the crow flies, measures in the rural band, one step darker than Parker. Actual driving distance will run longer than that straight-line figure.

Aurora, CO is itself still a measured city, not a designated dark-sky park, this only compares against the 3,206 places this dataset covers.

Parker against the rest of the dataset

Parker, CO counts roughly 65,473 residents, among the 3,206 US cities this site tracks. Among all 3,206 cities here, Parker ranks 437 from darkest to brightest, 1 being the darkest measured.