Urban · IL, US
Palos Preserves
Over the 100 years of its existence, the population of the nearby Chicago Area has nearly tripled from 2.7 to 8 million people.
| Type | Urban |
| State / Province | IL |
| Country | United States |
| Nearest town | Willow Springs |
| Certified | 2021 |
| Coordinates | 41.6790, -87.8437 |
| Source | https://darksky.org/places/palos-preserves-urban-night-sky-place/ |