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ZIP 46373 · Saint John

Who lives in ZIP code 46373 (Saint John, IN): age, income, housing, education and work.

Source: uszips 2026 (ACS-based ZIP file)

2026 ZIP profile

Saint John, IN · Lake County

uszips 2026
People18,843
Median age44.4
Household income$127,146
Home value$412,620
Median rent$981/mo
Poverty2.8%
College degree+42.5%
Commute31 min

Place

Metro area
Chicago-Naperville-Elgin, IL-IN
Wider region
Chicago-Naperville, IL-IN-WI
Metro division
Lake County-Porter County-Jasper County, IN
Time zone
Central
Density
669 / sq mi
Housing units
6,658

County

Lake100%

Share of the ZIP's people in each county.

Age mix

Under 109.4%
10–1915.4%
20s9.1%
30s9.3%
40s13.7%
50s15.3%
60s14.8%
70s9.3%
80+3.4%

20.5% are 65 or older; 76.8% are adults.

Household income

Under $25K5.3%
$25K–50K12.3%
$50K–75K9.1%
$75K–100K11.0%
$100K–150K17.7%
$150K+44.5%

62.2% of households earn $100K+. Median per person: $61,879.

Education (adults 25+)

Less than high school6.4%
High school24.2%
Some college26.9%
Bachelor's27.2%
Graduate15.3%

51.3% of degrees are in STEM fields.

Race

White82.9%
Black2.1%
Asian1.5%
Native American0.2%
Pacific Islander0.0%
Other5.7%
Two or more7.7%

11.5% Hispanic or Latino (of any race).

Households & family

Married
64.1%
Never married
24.4%
Divorced
5.7%
Widowed
5.8%
Family size
3.16
Dual-income families
57.8%

Housing

Own their home
97.1%
Rent burden
—
Men / women
51% / 49%

Work

In labor force
60.1%
Unemployment
2.7%
Self-employed
10.6%
Farmers
0.0%

Community

Charitable givers
45.1%
Veterans
6.2%
With a disability
11.1%
No health insurance
2.3%
Limited English
0.3%

Source: uszips 2026 (ACS-based ZIP file). Shares are percentages of people, households or adults as the measure implies.

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