What the night sky looks like over Avon, OH
Satellite radiance puts Avon in the suburban edge band. 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 17.3% of the 3,206 US cities in this dataset.
The number comes from orbit, not a stargazer's logbook, so treat it as an estimate of sky glow rather than a certified Bortle class.
The nearest darker sky to Avon
Vermilion, OH, about 16 miles away as the crow flies, measures in the rural band, one step darker than Avon. Actual driving distance will run longer than that straight-line figure.
Vermilion, OH is itself still a measured city, not a designated dark-sky park, this only compares against the 3,206 places this dataset covers.
Avon against the rest of the dataset
Avon, OH counts roughly 25,573 residents, among the 3,206 US cities this site tracks. Among all 3,206 cities here, Avon ranks 551 from darkest to brightest, 1 being the darkest measured.