DarkSkyCheck

Gresham, OR: how dark is the sky here?

Satellite radiance puts Gresham in the suburban band. Light dome dominates much of the sky. Only the brightest stars and planets stand out clearly. That's brighter than 69.8% 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 Gresham

The closest place in this dataset with a meaningfully darker sky is Fairview, OR, roughly 3 miles away in a straight line, rated suburban edge. Road distance will be more.

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

How Gresham compares nationally

Gresham, OR counts roughly 111,507 residents, among the 3,206 US cities this site tracks. Gresham places 2,226 of 3,206 cities in this dataset's darkest-to-brightest order.