C-
16%
Overall NAT. AVG.
1%
Groceries NAT. AVG.
56%
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 Westmont Illinois National
Cost of living11698100
Groceries99100100
Health care97100100
Housing15695100
Transportation99101100
Utilities9899100
Lifestyle & Entertainment103100100
Household Items98100100
Education & Childcare102100100
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An Overview of Cost of Living in Westmont, IL

The cost of living in Westmont affects the quality of life one can afford in this new location. It allows people to assess whether they can maintain their preferred lifestyle, including housing, leisure activities and dining options. Your total monthly expenditures can varry depending on the area, as well as many other factors. The cost of living in Westmont is 116, which is 16% higher than the national average. Knowledge of the cost of living can help individuals make informed decisions about retirement savings, investments, and financial goals.

Housing costs make up a big chunk of the cost of living in Westmont, and they usually eat into a large part of your take-home pay. Unfortunately, in this area, both buying a home and renting one costs 56.1% more than the average city. This includes stuff like home prices, rent, mortgage rates, and insurance.

What Do Locals Say About the Cost of Living in Westmont?

Nobody knows their city better than the people who actually live there. So, we asked 6 local residents how they would rate the cost of living in Westmont and this is how they responded. 0% of people said that the cost of living was affordable, with prices decreasing, while 100% of people said that the cost of living was very expensive and prices continue to rise.

Is Westmont Affordable?

Is Westmont 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 Westmont, the median home price is 69.5% higher than what most folks pay across the country, and monthly rent prices are 24.7% higher than the usual rates. Income levels in Westmont come in at $103,426, which is 27.2% higher than the national average.

What Factors can Influence the Cost of Living in Westmont?

Healthcare: Healthcare expenses and insurance premiums can vary significantly depending on the specific city or state. Factors such as accessibility to healthcare facilities, out-of-pocket expenses for doctor's visits, dental care expenses, prescription costs and specialized medical care fees can all influence the overall cost of living. In Westmont, healthcare costs are 2.8% lower than the national average.

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 Westmont, the utilities index stands at 2% lower than the national average.

Taxes: Regions that impose higher taxes, including sales and income taxes, can contribute to an increased cost of living. Higher taxes for everyday necessities such as clothing, utilities and food inevitably leads to higher expenditures. Additionally, a higher income tax rate can also play a role in elevating the overall cost of living. In Westmont, the prevailing sales tax rate starts at 6.25%, and income tax rates kick off at 4.95%.

Where is the Data From?

The Westmont 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 Westmont is 18% higher than the Illinois average
  • The cost of living in Westmont is 16% higher than the national average
  • Westmont housing is 56% 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 Westmont

See all the best places to live around Westmont

Compare Westmont, 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$153,010$12,751$3,570$4,591
      Renters$67,940$5,662$1,585$2,038
      The affordability of the housing market in Westmont, 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 Westmont homeowners, the median income is $153,010. This indicates that a monthly maximum of $3,570 should be spent by homeowners on all housing related costs. Renters have a median income of $67,940. This indicates that renters would have a maximum of $1,585 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.
      Hodgkins, IL1,8178316.9%
      Hometown, IL4,3508911.2%
      Robbins, IL5,2418910.5%
      Merrionette Park, IL2,017936.6%
      Markham, IL12,759945.7%
      Westmont, IL25,35611616.3%

      Cities with similar population

      City Population Cost of Living Index National Avg.
      Candler-McAfee, GA25,351973.2%
      Denison, TX25,3499010.0%
      Willowbrook, CA25,34713636.0%
      Candiac, QC25,341n/a 
      Inkster, MI25,3338217.5%
      Westmont, IL25,35611616.3%
      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.