ZIP Code 62427
About Flat Rock
Flat Rock is a village in Crawford County, Illinois, United States. The population was 323 at the 2020 census.
From Wikipedia — text licensed CC BY-SA 4.0.
Area Profile
US Census (ACS 5-year · Gazetteer)
1,905
population
$74,167
median household income
23
people / sq mi
$105,400
median home value
40.8
median age
778
housing units
734
households
84.2
land area (sq mi)