How dark is the sky in Westlake, OH?

Westlake's sky measures suburban edge here. A noticeable glow near the horizon. Brighter stars and constellations are easy to pick out; the Milky Way is washed out. That's brighter than 38.3% of the 3,206 US cities in this dataset.

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 Westlake is from a meaningfully darker sky

The closest place in this dataset with a meaningfully darker sky is Brecksville, OH, roughly 19 miles away in a straight line, rated rural. Road distance will be more.

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

Westlake against the rest of the dataset

Westlake, OH has a population of about 34,232, one of 3,206 US cities of 10,000 or more residents in this dataset. Among all 3,206 cities here, Westlake ranks 1,223 from darkest to brightest, 1 being the darkest measured.