How dark is the sky in Boerne, TX?
Boerne reads as suburban on this dataset's scale. Light dome dominates much of the sky. Only the brightest stars and planets stand out clearly. Only 64.2% of the 3,206 cities measured here read darker than Boerne.
Worth remembering: this is satellite radiance, not a ground observation. A true Bortle rating needs a human eye at night, this is the closest large-scale substitute.
How far Boerne is from a meaningfully darker sky
Fair Oaks Ranch, TX, about 6 miles away as the crow flies, measures in the rural band, one step darker than Boerne. Actual driving distance will run longer than that straight-line figure.
Fair Oaks Ranch, TX is itself still a measured city, not a designated dark-sky park, this only compares against the 3,206 places this dataset covers.
Boerne against the rest of the dataset
Boerne, TX has a population of about 22,712, one of 3,206 US cities of 10,000 or more residents in this dataset. Among all 3,206 cities here, Boerne ranks 2,048 from darkest to brightest, 1 being the darkest measured.