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Johnston City city, IL

ZIP Code 62951 — Johnston City city, IL Demographics & Data

Source: U.S. Census Bureau ACS 2019–2023 5-Year Estimates. Page data updated 2026-08-02.

Working ClassLow Snow Area

Map, Quick Facts & Location

Quick Facts

Local time
Population
5,381
Median Income
$49,694
-34% vs US avg
Home Value
$89,600
-74% vs US avg
Median Rent
$730
-37% vs US avg
Median Age
51.4 yrs
+32% vs US avg
Area Code
Congress
Top Ancestry
EnglishGermanIrish
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Location
Coordinates
37.8240, -88.9300
Elevation
390 ft
Land Area
24.7 sq mi
Water Area
0.6 sq mi (2% water)

At a glance

Population
5,381
Density
N/A
Median income
$49,694
-34% vs US avg
Home value
$89,600
-74% vs US avg
Median rent
$730
-37% vs US avg
Timezone

Overview of ZIP Code 62951

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What to know about ZIP 62951

ZIP code 62951 covers Johnston City, IL in Williamson County with a population of about 5,381.

At a glance, the area shows median age of 51.4 versus a U.S. median of about 38.9.

It sits in telephone area codes 618, 730; U.S. House district IL-12; the PADUCAH - CAPE GIRAR D - HARSBG media market.

Income and economy in Johnston City, IL

Median household income in ZIP 62951 is about $49,694 — about 34% below the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 15.5%; unemployment rate near 5.6%; 17.4% of adults with a bachelor’s degree or higher (about 16.3 points below the national share (33.7%)).

Labor and commute patterns include leading industry context around Healthcare, Retail trade, and Education; about 2.8% of workers reporting work-from-home (about 12.4 points below the U.S. share (15.2%)); a mean commute of about 180.0 minutes (U.S. average near 26.8).

Housing and affordability in ZIP 62951

Median home value is about $89,600 — about 74% below the U.S. median home value ($348,079).

Housing tenure and rents show median gross rent around $730 (about 37% below the U.S. median rent ($1,163)), and owner-occupancy near 83.0% (about 17.6 points above the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 62951 in Johnston City, IL, a household would need roughly $25,000 in annual income under a 20% down, 30-year loan at 6.8% (illustrative), keeping housing costs near 28% of income. Estimated monthly PITI is about $576. That sits below the local median household income ($49,694), suggesting the typical household income is closer to a workable buy-in level under these assumptions. Rates, taxes, insurance, and HOA fees vary — treat this as a planning estimate, not a lender quote.

Climate risk and migration signals

FEMA’s National Risk Index rates natural-hazard risk for Johnston City city, IL as Relatively Moderate (composite score 85.8), which is elevated versus much of the country. The strongest component scores on US5 are flood (69.9) and hurricane (44.5). These scores are county-linked NRI values published for planning context — all ZIP codes in the same county share the same composite score on US5. Useful when comparing insurance and disaster exposure across areas, not a substitute for a parcel-level flood or fire determination.

Climate normals for Johnston City city, IL show little to no average snow and around 49.0 inches of annual precipitation.

IRS migration statistics show a net inflow of about 300 for ZIP 62951 (Johnston City city, IL) on US5’s published series — a signal of people/tax filers moving in relative to those leaving. Inflows often track job growth, housing demand, or lifestyle migration; treat the figure as a directional indicator rather than a precise headcount.

Nearby (from this ZIP)

Airport MWA (6.9 miles (11.1 km)) · John A Logan College (10.2 miles (16.4 km)) · Ste. Geneviève National Historical Park (61.6 miles (99.2 km)) · VA: Enterprise Way VA Clinic (5.9 miles (9.5 km))

Full lists and map pins are in the Infrastructure section below.