How dark is the sky in Richardson, TX?

Richardson's sky measures urban here. Sky glow overhead most nights. Typically only planets, the Moon, and a handful of the brightest stars are visible. Only 98.5% of the 3,206 cities measured here read darker than Richardson.

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.

The nearest darker sky to Richardson

6 miles from Richardson, straight-line, sits Plano, TX, the nearest city here with a darker sky than Richardson's own urban band.

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

Richardson against the rest of the dataset

Richardson, TX counts roughly 118,221 residents, among the 3,206 US cities this site tracks. Among all 3,206 cities here, Richardson ranks 3,141 from darkest to brightest, 1 being the darkest measured.