Seabrook, TX's night sky, measured from orbit
Satellite radiance puts Seabrook in the suburban edge band. A noticeable glow near the horizon. Brighter stars and constellations are easy to pick out; the Milky Way is washed out. Only 20.9% of the 3,206 cities measured here read darker than Seabrook.
Note the source: a satellite reading of upward light, not a visual Bortle scale reading. The two measure related but different things.
Where to go for a darker sky near Seabrook
The closest place in this dataset with a meaningfully darker sky is Texas City, TX, roughly 13 miles away in a straight line, rated rural. Road distance will be more.
Texas City, TX is itself still a measured city, not a designated dark-sky park, this only compares against the 3,206 places this dataset covers.
How Seabrook compares nationally
Seabrook, TX has a population of about 13,976, one of 3,206 US cities of 10,000 or more residents in this dataset. Seabrook places 667 of 3,206 cities in this dataset's darkest-to-brightest order.