B
8%
Overall NAT. AVG.
2%
Groceries NAT. AVG.
27%
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 Romeoville Illinois National
Cost of living10898100
Groceries98100100
Health care101100100
Housing12795100
Transportation102101100
Utilities9799100
Lifestyle & Entertainment103100100
Household Items98100100
Education & Childcare100100100
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An Overview of Cost of Living in Romeoville, IL

Understanding the cost of living in Romeoville 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 Romeoville cost of living index is 108, which is 8% 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.

The cost of living in Romeoville is about average when compared to all other cities across the nation. You can expect that everyday items like food, household expenses and utility bills will be no more expensive than any other average city. Residents can anticipate living expenses that remain in line with the national average, ensuring a manageable financial burden, making it an attractive choice for those seeking affordability without the constraints of higher everyday expenditures.

Housing costs are a very significant part of the Romeoville cost of living index and generally encompass a large percentage of take-home income. Unfortunately, in this area, the housing costs for both homes and rentals were 26.8% more than the average city. This includes things like home and rent prices, mortgage rates and insurance.

Is Romeoville Affordable?

Is Romeoville an affordable place to live? That's a valid question to ask when you're thinking about moving to a new city. After all, how much it costs to live somewhere can be a huge factor in your decision. Affordability can be broken down into 3 common categories. The cost of living index (we talked about it earlier), housing expenses and income levels all play a big role in figuring out if a place is affordable. For instance, in Romeoville, the median home price is 6.9% higher than what most folks pay across the country, and monthly rent prices are 73.1% higher than the usual rates. Income levels in Romeoville come in at $127,466, which is 56.7% higher than the national average.

What Factors can Influence the Cost of Living in Romeoville?

Urbanization: Larger, urban hubs brimming with ample amenities and robust employment opportunities often showcase a heightened cost of living. This surge is primarily attributed to the amplified demand for services and increased residential migration, culminating in elevated home prices and elevated rental rates. Conversely, less densely populated rural locales or regions characterized by reduced demand tend to offer a more limited array of amenities and undergo slower job market growth, ultimately yielding a more affordable cost of living.

Housing: A sought-after location with high housing demand often leads to increased property values and rental rates, which can significantly inflate the overall cost of living. Conversely, areas with low housing demand, particularly in less desirable locales, tend to experience the opposite effect, causing prices to drop and contributing to a more affordable cost of living. In Romeoville, the housing index stands at 26.8% higher than the national average.

Transportation: If public transportation is limited or not available, residents may need to own and maintain vehicles, which can add to the cost of living. Gas, insurance, regular maintenance and potentially lease or finance payments will all need to be paid on a monthly basis. In Romeoville, the transportation index is 1.9% higher than the national average.

Where is the Data From?

The Romeoville cost of living data above is designed around a U.S. average baseline of 100, allowing for easy comparisons of relative living costs. Housing incorporates U.S. Census home price and rental data, while all other figures are AI-assisted estimates that account for regional price trends, climate, transportation dynamics, and common everyday expenses. These values are best used as directional city-to-city comparisons.

Cost Of Living Quick Facts

  • The cost of living in Romeoville is 10% higher than the Illinois average
  • The cost of living in Romeoville is 8% higher than the national average
  • Romeoville housing is 27% 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 Romeoville

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Compare Romeoville, 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$135,566$11,297$3,163$4,067
      Renters$86,461$7,205$2,017$2,594
      The percentage of monthly income spent on housing related expenses can help predict the affordability of housing in Romeoville, 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 Romeoville, homeowners have a median income of $135,566. Using that number, a maximum of $3,163 per month should be allocated to housing expenses. For those who are renting instead of owning, the median income is $86,461, which means there is a maximum of $2,017 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.
      Hodgkins, IL1,8178316.9%
      Preston Heights, IL2,583927.8%
      Ingalls Park, IL3,100927.6%
      Fairmont, IL2,777946.0%
      Rockdale, IL2,487954.9%
      Romeoville, IL41,1781087.8%

      Cities with similar population

      City Population Cost of Living Index National Avg.
      Vineyard, CA41,18513939.3%
      Quincy, IL41,1638910.7%
      Calexico, CA41,12911514.6%
      La Puente, CA41,12314444.2%
      Valrico, FL41,25111414.3%
      Romeoville, IL41,1781087.8%
      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.