C+
11%
Overall NAT. AVG.
1%
Groceries NAT. AVG.
38%
Housing NAT. AVG.
Date & Last Updated: These cost of living estimates reflect 2026 modeled data using U.S. Census housing inputs and AI-assisted city-level pricing models.
The cost of living index is based on a national average of 100. For example, if the cost of living score is 90, then the estimated cost of living is 10% lower than the national average. If the score is 110, then the estimated cost of living is 10% higher than average. The overall index is calculated using weighted estimates across major everyday expense categories, including housing (30%), groceries (16%), transportation (12%), healthcare (10%), utilities (8%), lifestyle and entertainment (8%), household expenses (8%), and education and childcare (8%). All values are AI-assisted city-level estimates designed for directional comparisons.
Index Warrenville Illinois National
Cost of living11198100
Groceries101100100
Health care102100100
Housing13895100
Transportation100101100
Utilities10099100
Lifestyle & Entertainment101100100
Household Items102100100
Education & Childcare95100100
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An Overview of Cost of Living in Warrenville, IL

Understanding the cost of living in Warrenville can help future residents assess whether their current financial situation aligns with the expenses they will encounter. It enables them to plan for potential changes in their budget and lifestyle. The Warrenville cost of living index is 111, which is 11% higher than the national average. The cost of living index is calculated by taking into account multiple categories, which encompass both the cost of everyday expenditures and larger expenses as well.

When it comes to the cost of living in Warrenville, housing costs are a real heavyweight, often hogging a significant chunk of your earnings. Sadly, in this area, housing expenses for both buying and renting were 38% more expensive compared to your average city. That means you'll be shelling out more for homes, rents, mortgage rates and insurance.

Is Warrenville Affordable?

Wondering if Warrenville is affordable? It's a question that often comes up when you're thinking about a new city since affordability can really shape your decisions. The cost of living index (covered earlier), housing expenses and income levels all play a part in the affordability equation. In Warrenville, for example, the median home price is 26.8% higher than what folks pay nationally, and monthly rent is 63.9% higher than the usual rates. Plus, income levels matter too, with Warrenville boasting a median household income of $126,565, which is 55.6% higher than the national average.

What Factors can Influence the Cost of Living in Warrenville?

Taxes: Areas with higher taxes, including sales taxes and income taxes, can contribute to a higher cost of living. Paying more tax for everyday household expenses like clothing and food will result in higher costs, as will paying a higher rate of income tax. The general sales tax rate in Warrenville starts at 6.25% and the income tax rates start at 4.95%.

Utilities: Much like any other costs, utility expenses can exhibit considerable variations, influenced by factors such as climate, available energy sources, geographic location and state regulations. The costs associated with electricity, water, heating, and waste disposal can vary significantly depending on the city or state in question. In Warrenville, the utilities index stands at 0.4% higher than the national average.

Housing: High demand for housing in desirable locations can drive up property prices and rental rates. This can be a primary contributor to a higher cost of living. While low demand for housing, especially in undesirable locations, can have the reverse effect and drive prices down, resulting in a lower cost of living. The housing index in Warrenville, is 38% higher than the national average.

Where is the Data From?

The cost of living estimates displayed for Warrenville are modeled using a U.S. average baseline of 100, helping provide a useful comparison of local living expenses. Housing calculations include U.S. Census home price and rental data, while all other values are AI-assisted estimates based on regional cost patterns, climate, transportation, and everyday spending expectations. These values are intended for directional comparisons across cities.

Cost Of Living Quick Facts

  • The cost of living in Warrenville is 13% higher than the Illinois average
  • The cost of living in Warrenville is 11% higher than the national average
  • Warrenville housing is 38% higher than the national average
  • Illinois general sales tax is 22% higher than the national average
  • Illinois state income tax is 91% higher than the national average

Most Affordable Places to Live in and Around Warrenville

See all the best places to live around Warrenville

Compare Warrenville, IL Cost of Living

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      Median Income & Debt-To-Income Ratio

      Median Income Per Year Per Month Max Budget (28% DTI) Max Budget (36% DTI)
      Owners$137,938$11,495$3,218$4,139
      Renters$94,750$7,896$2,211$2,843
      The percentage of monthly income spent on housing related expenses can help predict the affordability of housing in Warrenville, IL, as well as what the overall cost of living might be. Generally, a good rule to follow is that the debt-to-income (DTI) level you want to maintain is 28 percent or less of your income on your rent or mortgage payments and not more than 36 percent of income on all expenses and debts. In Warrenville, homeowners have a median income of $137,938. Using that number, a maximum of $3,218 per month should be allocated to housing expenses. For those who are renting instead of owning, the median income is $94,750, which means there is a maximum of $2,211 to be spent on the costs of renting a home or apartment.

      Illinois Sales Tax

      State General Sales Tax With Max Surtax
      Illinois 6.25% 10.25%

      Illinois Income Tax

      State Income Tax (Low) Income Tax (High)
      Illinois 4.95% 4.95%

      Nearby cities with low cost of living

      City Population Cost of Living Index National Avg.
      Berkeley, IL5,2661000.2%
      Northlake, IL12,6961021.7%
      Elgin, IL115,3361044.3%
      Hillside, IL8,1311044.2%
      Aurora, IL206,0201055.0%
      Warrenville, IL13,49211111.5%

      Cities with similar population

      City Population Cost of Living Index National Avg.
      Fostoria, OH13,4878218.2%
      Wetaskiwin, AB13,487n/a 
      La Grange Park, IL13,50112525.0%
      McPherson, KS13,501919.0%
      South Daytona, FL13,503990.8%
      Warrenville, IL13,49211111.5%
      Date & Last Updated: These cost of living estimates reflect 2026 modeled data using U.S. Census housing inputs and AI-assisted city-level pricing models.