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ZIP Code 46373
St. John, IN, Lake County
Population
18,843
Land area
10.9sq mi
People per sq mi
1,732
City
St. John
ZIP 46373 and nearby ZIP codes
ZIP 46373 at a glance
- ZIP 46373 (St. John) is about 9.1 times as dense as Indiana as a whole.
- Households here earn a median of $127,146 a year, 77% more than the Indiana figure of $71,957.
- A typical owner-occupied home is valued at $408,900 (87% above Indiana) and median rent is $981 a month.
Local data for ZIP 46373
Counts from official public data
Housing and community stats
ZIP 46373, American Community Survey 2020-2024
Median household income
$127,146
Poverty rate
2.8%
Median home value
$408,900
Prices +3.5% in a year
Median rent
$981/mo
Homeownership
97.1%
Bachelor's or higher
42.5%
Median age
44.4
Average commute
30.9 min
Economy and federal money
Businesses, pandemic loans and political donations
Business establishments
402
ZIP Business Patterns 2023
Employees
3,891
$164M annual payroll
PPP loans
$36.9M
519 loans
Campaign donations
$110K
16% D, 18% R, 2026 cycle
Environment and hazard risk
ZIP 46373, from FEMA, NOAA and EPA
Natural hazard risk
Relatively High
Top: cold wave
Storm events since 1996
799
Countywide, mostly thunderstorm wind
Flood insurance policies
857
0.5% of homes, county
July high / Jan low
84° / 15°F
42.1 inches of rain a year
Health statistics
Share of adults in ZIP 46373, CDC PLACES estimates
Obesity
33.7%
U.S. 33.3% about the same
Diabetes
11.4%
U.S. 12.1% -0.7 pts
Smoking
12.8%
U.S. 12.8% about the same
Uninsured (18-64)
5.9%
U.S. 11.1% -5.2 pts
Frequently asked questions
- What city is ZIP code 46373?
- ZIP code 46373 is in St. John, IN (Lake County).
- What county is ZIP code 46373 in?
- ZIP code 46373 is mostly in Lake County, Indiana.
- How many people live in ZIP code 46373?
- About 18,843 people live in the 46373 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.
Source: U.S. Census Bureau (ZIP Code Tabulation Areas, American Community Survey) · Data as of 12/31/2023. ZIP Code Tabulation Areas closely match, but are not identical to, USPS ZIP code delivery areas.