Johnston City, IL ZIP codes

1 ZIP/ZCTA intersecting this Census place in Williamson County.

ACS 2023 population

3,351

Median household income

$46,629

Median home value

$84,500

U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: Census place Johnston City (GEOID 1738544). Methodology

Combined population of ZIP/ZCTAs intersecting this place: 5,381 (1 ZIPs).

Combined population of ZIP/ZCTAs intersecting this place. Each intersecting ZIP contributes its full ZCTA population; overlap percents are descriptive only. This is not the Census place ACS headline above. Methodology

Map of Johnston City, IL

Census place boundary and intersecting ZIP Code Tabulation Areas for Johnston City, IL — Census place boundary for Johnston City, IL. Intersecting ZCTAs may extend past the city limit. Not a USPS city limit. Boundaries: U.S. Census Bureau. Methodology · Data sources

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ZIP/ZCTA overlap with Johnston City

Population overlap

Share of each ZIP/ZCTA’s population located within Johnston City, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.

6295165.9%
USPS primary city

ZIP Code Database place-overlap table, field percent_of_zip_population_in_place, keyed by place_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology

ZIP codes intersecting Johnston City

ZIP	City	County	Population	Income
62951	Johnston City	Williamson County	5,381	$49,694