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Neighborhood report

St. John, IN

Founded 1837Lake CountyElev. 221 m
Population
21,639
Median home
$370,800
Disaster risk
Relatively High
Sex offenders
0

Overview

About St. John

St. John is home to roughly 21,639 residents. St. John was founded in 1837 and sits in Lake County. The median age is 41.4 and the median household income is $127,449. Homes carry a median value of $370,800, and about 98% of residents own where they live. White residents make up the largest share of the population (80.5%). Around 43% of adults hold a bachelor's degree or higher, and the typical commute runs about 32 minutes.

Source: U.S. Census Bureau, American Community Survey (5-year).

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Who lives here

Demographics

Population
21,639
Median age
41.4
Median household income
$127,449
Per-capita income
$53,724
Poverty rate
2.3%
High-school grad or higher
94.7%
Bachelor's degree or higher
42.9%
Unemployment
3.2%
Avg. commute
32.4 min
Work from home
11.4%
Residents by race & ethnicity
White80.5%
Hispanic or Latino10.6%
Black2.8%
Asian2.4%
Workforce by occupation
Management, business, science & arts48.1%
Sales & office18.2%
Service13%
Production, transportation & material moving12.4%
Natural resources, construction & maintenance8.3%

Source: U.S. Census Bureau, American Community Survey (5-year).

Housing

Property report

Median home value
$370,800
Median gross rent
$971/mo
Owner-occupied
98.1%
Median year built
2002
Households
7,522
Avg. household size
2.87

Area-level figures. Source: U.S. Census Bureau, ACS (5-year). Parcel-level records coming next.

Education

Schools

Public, private and charter schools serving St. John.

Data source being added: U.S. Dept. of Education / NCES (public). We show real, sourced figures only — never estimates.

Safety

Crime

violent crime95% below national
St. John21
Indiana380
United States386
↓ 5% lower than 2019
2019–2023
property crime91% below national
St. John178
Indiana1,688
United States1,952
↓ 73% lower than 2019
2019–2023

Rate per 100,000 residents/year, St. John Police Department, 2023. Source: FBI UCR/NIBRS (Crime Data Explorer).

Environment

Environmental hazards

Toxic-release sites and regulated facilities in and around St. John.

Data source being added: U.S. EPA — Toxics Release Inventory (public). We show real, sourced figures only — never estimates.

Risk

Natural disaster risk

Relatively High
Top hazards · Lake County
Cold waveVery High
TornadoVery High
LightningRelatively High
Riverine floodingRelatively High
Strong windRelatively High
Winter weatherRelatively High

County-level natural-hazard risk. Source: FEMA National Risk Index.

Context

Neighborhood info

St. John is in Lake County — see county-wide risk, demographics, and registry.

St. John was founded in 1837 and sits in Lake County. Elevation ~221 m.

Map of St. John
St. John, IN
Where St. John is
IndianapolisFort WayneEvansvilleFishersSouth BendCarmelSt. John
Historic places

1 on the National Register of Historic Places.

Keilman, Francis P. House
Notable people from St. John
Jared TomichSamantha Busch
People searches in St. John
Michael Smith (4)John Smith (3)James Smith (3)David Smith (3)Robert Smith (3)Michael Johnson (3)John Johnson (3)James Johnson (2)Michael Williams (2)William Smith (2)David Johnson (2)Robert Johnson (2)John Williams (2)Michael Brown (2)Michael Jones (2)James Williams (2)David Williams (2)John Brown (2)Robert Williams (2)John Jones (2)William Johnson (2)Mary Smith (2)James Brown (2)James Jones (2)
Nearby cities
Schererville (3 mi)Crown Point (7 mi)Highland (7 mi)Merrillville (8 mi)Munster (8 mi)Hobart (11 mi)

Common questions

St. John — frequently asked

What is the population of St. John, Indiana?
St. John has a population of about 21,639, according to the U.S. Census Bureau's American Community Survey (5-year).
What is the average home value in St. John?
The median home value in St. John is $370,800, and the median gross rent is $971/month (U.S. Census ACS).
Is St. John safe? What is the crime rate?
St. John Police Department reported a violent-crime rate of about 21 per 100,000 residents in 2023 — lower than the U.S. rate of 386. Source: FBI UCR/NIBRS.
What natural-disaster risks does St. John face?
FEMA's National Risk Index rates Lake County as "Relatively High" overall, with top hazards including cold wave, tornado, lightning.
How many registered sex offenders are in St. John?
Public registry data lists 0 registered sex offenders in or near St. John. This is neighborhood-safety information from the public state registry.
Look up a person in St. John →