SalaryMap USA

Cost of Living in Naperville, Illinois

In Naperville, the median household income is $155,105 and the median gross rent is $1,885/mo, with a median home value of $540,200. Source: Census Bureau ACS, 2020-2024 estimates.

Median household income
$155,105
Median gross rent
$1,885/mo
Median home value
$540,200
Population
150,692

How Naperville compares to the Illinois average

MeasureNaperville, ILIllinois statewideDifference
Median household income$155,105$83,390+86.0%
Median gross rent (monthly)$1,885$1,274+48.0%
Median home value$540,200$263,300+105.2%

Statewide, Illinois prices average 100.0 on the BEA Regional Price Parity index (2024), where the U.S. average is 100.

Housing affordability in Naperville

Salary needed for median rent
$75,400

So that $1,885/mo is 30% of gross income

Rent burden at median income
14.6%

Share of the median household income spent on median rent (30%+ = cost-burdened)

Est. affordable home price
$565,813

At median income, 6.67% 30-yr rate (FRED, 2026-08), 20% down, 28% front-end DTI

The median home value in Naperville is $540,200 within what the median household income supports under these assumptions.

Estimates from documented formulas — see methodology. Not financial advice.

Cost of living in other Illinois cities

About this data

  • American Community Survey 5-Year Estimates — data period 2020-2024, retrieved August 13, 2026.
  • Regional Price Parities — data period 2024, retrieved August 13, 2026.
  • Federal Reserve Economic Data — data period 2026-08, retrieved August 13, 2026.

Figures are shown exactly as published by the source or derived by the documented formulas on our methodology page. Where a source suppresses an estimate, we show “—” rather than a substitute value.