Allen Park, MI Night Sky Brightness
How dark is the sky in Allen Park, MI?
Satellite radiance puts Allen Park in the urban band. Sky glow overhead most nights. Typically only planets, the Moon, and a handful of the brightest stars are visible. Allen Park's sky is brighter than 93.7% of the 3,206 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.
How far Allen Park is from a meaningfully darker sky
2 miles from Allen Park, straight-line, sits Lincoln Park, MI, the nearest city here with a darker sky than Allen Park's own urban band.
Lincoln Park, MI is itself still a measured city, not a designated dark-sky park, this only compares against the 3,206 places this dataset covers.
Allen Park against the rest of the dataset
About 27,604 people live in Allen Park, MI, sized enough to appear in this dataset of 3,206 incorporated US cities. Ranked against the other 3,206 cities here by the methodology guide's own sampling, Allen Park comes in at 2,987, darkest to brightest.