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Cost of Living in St. John, IN

Population: 21,639 | Indiana

96
Cost of Living Index
US Average = 100

St. John is 4% less expensive than the national average.

74
Housing
122
Home Values
102
Regional Price

Cost of Living in St. John, IN: What You Need to Know

With a cost of living index of 96, St. John, IN is slightly more affordable than average. Living here is 4% cheaper than the national average and 18% above the Indiana state average of 78. St. John is a smaller community of 21,639 residents, where everyday costs can differ substantially from nearby larger cities.

Housing costs are the biggest factor in St. John's cost of living. The median monthly rent is $971 (26% below the US median of $1,319), and the median home value sits at $370,800 (22% above the national median of $304,900). At current prices, the median home costs roughly 2.9x the median household income — well within traditional affordability guidelines.

The median household income in St. John is $127,449, which is 70% higher than the national median of $75,149. Residents spend roughly 9% of household income on rent. This is a comfortable ratio, well below the 30% threshold that financial experts recommend as a maximum.

Everyday prices in the Chicago-Naperville-Elgin, IL-IN (Metropolitan Statistical Area) metro area tend to run above the national average. Out of 6 common grocery and utility items tracked by the Bureau of Labor Statistics, 5 are priced higher than the US average. These real-world prices — from groceries to electricity — add up and should be factored into any cost of living comparison.

Data sources: US Census Bureau (ACS 2023), Zillow Home Values, HUD Fair Market Rents, BEA Regional Price Parities, BLS Average Prices, and NOAA Climate Normals. Updated monthly.

Income

Median Household Income
$127,449
vs US Median ($75,149)
+70%

Housing

Median Rent
$971/mo
Median Home Value
$370,800
Median Monthly Housing Cost
$1,653/mo

Everyday Prices in St. John

BLS Average Prices for the Chicago-Naperville-Elgin, IL-IN (Metropolitan Statistical Area) area

$3.20
Gasoline (regular)
per gallon
+4% vs US
🥚
$2.61
Eggs (grade A, large)
per dozen
+4% vs US
🥛
$4.20
Milk (whole)
per gallon
+4% vs US
🍞
$1.93
Bread (white)
per lb
+4% vs US
🍗
$4.32
Chicken breast
per lb
+4% vs US
$0.15
Electricity
per kWh
-23% vs US

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