What the night sky looks like over Tracy, CA

Tracy reads as suburban edge on this dataset's scale. 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 34.2% 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.

Where to go for a darker sky near Tracy

The closest place in this dataset with a meaningfully darker sky is San Ramon, CA, roughly 26 miles away in a straight line, rated rural. Road distance will be more.

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

Tracy against the rest of the dataset

Tracy, CA counts roughly 100,136 residents, among the 3,206 US cities this site tracks. Among all 3,206 cities here, Tracy ranks 1,093 from darkest to brightest, 1 being the darkest measured.