Johnston City, Illinois

Johnston City
Johnston City
Location of Johnston City in Williamson County, Illinois.
Location of Illinois in the United States
Coordinates: 37°49′15″N 88°55′39″W / 37.82083°N 88.92750°W / 37.82083; -88.92750
CountryUnited States
StateIllinois
CountyWilliamson
Area
  Total
2.17 sq mi (5.63 km2)
  Land2.12 sq mi (5.48 km2)
  Water0.06 sq mi (0.15 km2)
Elevation
440 ft (130 m)
Population
 (2020)
  Total
3,384
  Density1,599.24/sq mi (617.47/km2)
Time zoneUTC-6 (CST)
  Summer (DST)UTC-5 (CDT)
ZIP Code
62951
Area code618
FIPS code17-38544
GNIS feature ID2395475
Wikimedia CommonsJohnston City, Illinois

Johnston City is a city in Williamson County, Illinois, United States. The population was 3,348 at the 2020 census. This was a center of coal mining in the early 20th century, having a peak of population in the 1920s. The mining jobs attracted many immigrants from Europe.