Matteson, IL: how dark is the sky here?

Matteson reads as urban on this dataset's scale. Sky glow overhead most nights. Typically only planets, the Moon, and a handful of the brightest stars are visible. Matteson's sky is brighter than 96.1% of the 3,206 cities in this dataset.

This comes from a satellite measuring light radiating upward, not a person's eyes on the ground, so it isn't the same as a Bortle class, though the two track each other closely.

The nearest darker sky to Matteson

2 miles from Matteson, straight-line, sits Richton Park, IL, the nearest city here with a darker sky than Matteson's own urban band.

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

How Matteson compares nationally

Matteson, IL has a population of about 18,566, one of 3,206 US cities of 10,000 or more residents in this dataset. Matteson places 3,063 of 3,206 cities in this dataset's darkest-to-brightest order.