Cost of Living in Belleville, IL

With a cost of living index of 73, Belleville, IL is one of the most affordable cities in the country. Living here is 27% cheaper than the national average and 7% below the Illinois state average of 80. With a population of 41,722, Belleville is a mid-sized community that balances access to services with a more manageable cost of living compared to larger metros.

Housing costs are the biggest factor in Belleville's cost of living. The median monthly rent is $947 (28% below the US median of $1,319), and the median home value sits at $131,000 (57% below the national median of $304,900). At current prices, the median home costs roughly 2.2x the median household income — well within traditional affordability guidelines.

The median household income in Belleville is $60,529, which is 19% lower than the national median of $75,149. Residents spend roughly 19% of household income on rent. This is a comfortable ratio, well below the 30% threshold that financial experts recommend as a maximum. Lower incomes here are balanced by the significantly lower cost of living, stretching each dollar further.

Everyday prices in the St. Louis, MO-IL (Metropolitan Statistical Area) metro area are generally below the national average. Out of 6 common items tracked by the Bureau of Labor Statistics, 6 are priced lower 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.