Hoffman Estates, IL's night sky, measured from orbit
Hoffman Estates reads as urban on this dataset's scale. Sky glow overhead most nights. Typically only planets, the Moon, and a handful of the brightest stars are visible. Only 96.6% of the 3,206 cities measured here read darker than Hoffman Estates.
Note the source: a satellite reading of upward light, not a visual Bortle scale reading. The two measure related but different things.
The nearest darker sky to Hoffman Estates
The closest place in this dataset with a meaningfully darker sky is Streamwood, IL, roughly 3 miles away in a straight line, rated suburban edge. Road distance will be more.
Streamwood, IL is itself still a measured city, not a designated dark-sky park, this only compares against the 3,206 places this dataset covers.
How Hoffman Estates compares nationally
Hoffman Estates, IL has a population of about 50,920, one of 3,206 US cities of 10,000 or more residents in this dataset. Hoffman Estates places 3,080 of 3,206 cities in this dataset's darkest-to-brightest order.