What the night sky looks like over Keller, TX
Keller's sky measures urban here. Sky glow overhead most nights. Typically only planets, the Moon, and a handful of the brightest stars are visible. Only 94.5% of the 3,206 cities measured here read darker than Keller.
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.
How far Keller is from a meaningfully darker sky
The closest place in this dataset with a meaningfully darker sky is Watauga, TX, roughly 5 miles away in a straight line, rated suburban. Road distance will be more.
Watauga, TX is itself still a measured city, not a designated dark-sky park, this only compares against the 3,206 places this dataset covers.
Keller against the rest of the dataset
Keller, TX counts roughly 46,643 residents, among the 3,206 US cities this site tracks. Among all 3,206 cities here, Keller ranks 3,014 from darkest to brightest, 1 being the darkest measured.