C+
12%
Overall NAT. AVG.
3%
Groceries NAT. AVG.
43%
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 Oswego Illinois National
Cost of living11298100
Groceries97100100
Health care99100100
Housing14395100
Transportation103101100
Utilities10299100
Lifestyle & Entertainment96100100
Household Items100100100
Education & Childcare96100100
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An Overview of Cost of Living in Oswego, IL

Getting a feel for the cost of living in Oswego is essential for anyone planning to relocate, as it empowers them to make informed financial decisions, secure a comfortable lifestyle and maintain financial stability in their new environment. The cost of living in Oswego is 112, which is 12% higher than the national average. Relocating individuals may need to adjust their savings and investment strategies based on the cost of living in the new location. It influences decisions about retirement planning, investments and financial goals.

When it comes to the cost of living in Oswego, 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 42.7% more expensive compared to your average city. That means you'll be shelling out more for homes, rents, mortgage rates and insurance.

Is Oswego Affordable?

Is Oswego an affordable place to live? It's a good question and one that you might want to ask when considering any new city, as affordability can play a huge role in the decision making process. The cost of living index (which we covered above), as well as housing costs and income levels play a vital role in determining the affordability of an area. The median home price in Oswego is 36.8% higher than the national average, while the average monthly rent prices are 56.4% higher than average. The affordability of any location can also be influenced by median income levels. Oswego has a median household income of $143,693, which is 76.7% higher than the national average.

What Factors can Influence the Cost of Living in Oswego?

Taxes: Cities that enforce higher taxes, covering both sales taxes and income taxes, can be a factor contributing to a higher cost of living. Paying more in taxes for everyday essentials like clothing and food inevitably leads to higher expenses. A higher income tax rate can further contribute to an overall elevated cost of living. In Oswego, the baseline sales tax rate begins at 6.25%, and income tax rates start at 4.95%.

Urbanization: Larger, urban centers, known for their wealth of amenities and strong employment prospects, often exhibit an elevated cost of living, primarily attributable to the heightened demand for services and residential relocation. Consequently, this scenario leads to elevated home prices and higher rental rates. In contrast, sparsely populated rural areas or regions characterized by diminished demand typically provide a more limited array of amenities and experience slower job market growth, resulting in a more affordable cost of living.

Transportation: In areas where public transportation is scarce or unavailable, residents often find themselves compelled to own and upkeep vehicles, thereby increasing the overall cost of living. Monthly expenses encompass fuel, insurance, routine maintenance and potentially lease or financing payments. In Oswego, the transportation index is 2.5% higher than the national average.

Where is the Data From?

The cost of living data for Oswego shown above is based on a U.S. average baseline score of 100, making it easier to compare how far your dollar may go from one city to another. Housing uses U.S. Census home price and rental data, while all remaining values are AI-assisted estimates informed by regional pricing, climate, transportation dynamics, and local economic factors. These scores are best used for directional comparisons between cities.

Cost Of Living Quick Facts

  • The cost of living in Oswego is 14% higher than the Illinois average
  • The cost of living in Oswego is 12% higher than the national average
  • Oswego housing is 43% 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 Oswego

See all the best places to live around Oswego

Compare Oswego, 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$158,705$13,225$3,703$4,762
      Renters$72,305$6,025$1,687$2,169
      To approximate the cost of living and the housing affordability in Oswego, IL, we can look at the percentage of income that is available to be spent on monthly housing, otherwise known as the debt-to-income ratio (DTI). To stay on the safe side, a consumer should not spend more than 28% of his or her gross income on housing-related expenses and costs and not more than 36% of income on all expenses and debts. Homeowners in Oswego have a median income of $158,705. Therefore, the amount that a consumer should spend on housing costs should be no more than $3,703 per month to avoid calamity and poverty. The renters in the city have an income of about $72,305, which would make their monthly maximum allowable rental costs $1,687.

      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.
      Preston Heights, IL2,583927.8%
      Fairmont, IL2,777946.0%
      Rockdale, IL2,487954.9%
      Newark, IL1,376982.3%
      Lisbon, IL291991.2%
      Oswego, IL36,70911212.1%

      Cities with similar population

      City Population Cost of Living Index National Avg.
      El Mirage, AZ36,7291043.8%
      Cooper City, FL36,68314039.7%
      Campbell River, BC36,740n/a 
      Panama City, FL36,6731010.9%
      Del Rio, TX36,7548812.1%
      Oswego, IL36,70911212.1%
      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.