What the night sky looks like over Cottonwood, AZ

Cottonwood reads as dark sky on this dataset's scale. Among the darkest skies of any US city in this dataset. The Milky Way should be visible overhead on clear, moonless nights. Only 0.1% of the 3,206 cities measured here read darker than Cottonwood.

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.

Cottonwood is already about as dark as this dataset gets

Nothing in this dataset's 3,206 US cities measures a darker sky than Cottonwood. That doesn't mean nowhere is darker, unincorporated land and wilderness aren't part of this dataset at all, only incorporated cities of 10,000 people or more.

Cottonwood against the rest of the dataset

Cottonwood, AZ counts roughly 12,939 residents, among the 3,206 US cities this site tracks. Among all 3,206 cities here, Cottonwood ranks 3 from darkest to brightest, 1 being the darkest measured.