How dark is the sky in Hazel Crest, IL?

Satellite radiance puts Hazel Crest in the suburban band. Light dome dominates much of the sky. Only the brightest stars and planets stand out clearly. Hazel Crest's sky is brighter than 62% of the 3,206 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 Hazel Crest is from a meaningfully darker sky

6 miles from Hazel Crest, straight-line, sits Park Forest, IL, the nearest city here with a darker sky than Hazel Crest's own suburban band.

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

Hazel Crest against the rest of the dataset

Hazel Crest, IL has a population of about 13,036, one of 3,206 US cities of 10,000 or more residents in this dataset. Among all 3,206 cities here, Hazel Crest ranks 1,978 from darkest to brightest, 1 being the darkest measured.