ZIP Code 62951
About Johnston City
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.
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Area Profile
US Census (ACS 5-year · Gazetteer)
5,381
population
$49,694
median household income
194
people / sq mi
$89,600
median home value
$854
median gross rent
51.4
median age
2,705
housing units
2,500
households
27.7
land area (sq mi)
Points of interest
- fast_food
Brands
- Subway (1)