Summit, IL: how dark is the sky here?

Summit 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. That's brighter than 97.1% of the 3,206 US 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.

Where to go for a darker sky near Summit

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

Lyons, 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 Summit compares nationally

Summit, IL counts roughly 10,761 residents, among the 3,206 US cities this site tracks. Summit places 3,095 of 3,206 cities in this dataset's darkest-to-brightest order.