A+
16%
Overall NAT. AVG.
2%
Groceries NAT. AVG.
44%
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 Alton Illinois National
Cost of living8498100
Groceries99100100
Health care93100100
Housing5695100
Transportation97101100
Utilities9699100
Lifestyle & Entertainment94100100
Household Items97100100
Education & Childcare96100100
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An Overview of Cost of Living in Alton, IL

Knowing the cost of living in Alton allows individuals to create a realistic budget. This helps them understand how their income will cover expenses and whether they need to make financial adjustments. The cost of living in any region can fluctuate due to various factors. To assess the cost of living consistently across different areas, a national average of 100 serves as the basis for the cost of living index. The cost of living in Alton stands at 84, marking it 16% lower than the national average.

It's not uncommon for housing expenses to eat up a substantial portion of your income, oten exceeding 30%. The good news is that Alton stands out by reporting housing costs that are 44.4% lower than the national average. This signifies that both homeownership and rental expenses in this region are considerably more affordable compared to the rest of the country. This favorable housing situation allows residents to allocate a more manageable portion of their income to housing, resulting in greater financial flexibility.

Is Alton Affordable?

Is Alton affordable? This is a pivotal question, especially when mulling over a move, as affordability carries substantial weight in your decision-making process. Factors such as the cost of living index (discussed earlier), housing expenses and income levels all contribute to a location's affordability. For instance, in Alton, the median home price is 56.7% lower than the national average and monthly rent prices are 15.7% lower than the typical rates. Additionally, the median income levels play a role in affordability, with Alton boasting a median household income of $64,609, 20.6% lower than the national average.

What Factors can Influence the Cost of Living in Alton?

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 Alton starts at 6.25% and the income tax rates start at 4.95%.

Groceries: Grocery costs have continued to increase significantly over the last 2-3 years. In some markets the cost of food has gone up by more than 20% in that period. While other markets have managed to see only a moderate uptick. These food costs can have a major impact on the cost of living in any area. In Alton, the groceries index is 1.5% lower 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 Alton, the transportation index is 3.5% lower than the national average.

Where is the Data From?

The Alton cost of living data displayed above uses a U.S. average baseline of 100 to provide a practical way to compare living expenses across cities. Housing estimates incorporate U.S. Census home price and rental data, while all other values are generated using AI-assisted models based on everyday expense expectations, regional pricing trends, climate, transportation patterns, and local economic conditions. These values are designed for directional city-to-city comparisons.

Cost Of Living Quick Facts

  • The cost of living in Alton is 15% lower than the Illinois average
  • The cost of living in Alton is 16% lower than the national average
  • Alton housing is 44% lower 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 Alton

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Compare Alton, 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$85,666$7,139$1,999$2,570
      Renters$39,338$3,278$918$1,180
      The affordability of the housing market in Alton, IL as well as the overall cost of living can be predicted by what percent of the monthly income is spent on housing related costs. This is konwn as the debt-to-income ratio (DTI). The overall rule of thumb is that no more than 28% of your gross income should be spent on the overall costs related to housing and no more than 36% of gross income on all expenses and debts. Among Alton homeowners, the median income is $85,666. This indicates that a monthly maximum of $1,999 should be spent by homeowners on all housing related costs. Renters have a median income of $39,338. This indicates that renters would have a maximum of $918 for their rent related monthly costs.

      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.
      Otterville, IL2017723.4%
      Royal Lakes, IL2927822.2%
      Kinloch, MO3447920.8%
      Riverview, MO2,9068119.4%
      Mitchell, IL1,2818019.5%
      Alton, IL27,4078416.0%

      Cities with similar population

      City Population Cost of Living Index National Avg.
      Vernon Hills, IL27,41712625.6%
      Batavia, IL27,42511717.2%
      Xenia, OH27,3738613.9%
      Bayonet Point, FL27,360937.2%
      Winona, MN27,459946.4%
      Alton, IL27,4078416.0%
      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.