La Grange, IL Night Sky Brightness
How dark is the sky in La Grange, IL?
La Grange's sky measures suburban here. Light dome dominates much of the sky. Only the brightest stars and planets stand out clearly. That's brighter than 48.7% of the 3,206 US cities in this dataset.
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, covered fully in the Bortle scale guide.
Where to go for a darker sky near La Grange
Justice, IL, about 4 miles away as the crow flies, measures in the suburban edge band, one step darker than La Grange. Actual driving distance will run longer than that straight-line figure.
Justice, IL is itself still a measured city, not a designated dark-sky park, this only compares against the 3,206 places this dataset covers.
La Grange against the rest of the dataset
La Grange, IL has a population of about 15,943, one of 3,206 US cities of 10,000 or more residents in this dataset. Ranked against the other 3,206 cities here by the methodology guide's own sampling, La Grange comes in at 1,554, darkest to brightest.