D-
22%
Overall NAT. AVG.
2%
Groceries NAT. AVG.
75%
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 Darien Illinois National
Cost of living12298100
Groceries98100100
Health care102100100
Housing17595100
Transportation98101100
Utilities9999100
Lifestyle & Entertainment97100100
Household Items98100100
Education & Childcare102100100
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An Overview of Cost of Living in Darien, IL

Getting a feel for the cost of living in Darien 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 Darien is 122, which is 22% 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.

If you value affordability in your search for a new place to live, Darien may not be the most suitable option, as it stands out as one of the priciest areas in the entire United States. Only a small fraction of regions have a cost of living that is more than 20% higher than the national average, and regrettably, Darien falls into this category, which may not align with your desire for an affordable place to call home.

Housing costs make up a big chunk of the cost of living in Darien, 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 74.6% more than the average city. This includes stuff like home prices, rent, mortgage rates, and insurance.

Is Darien Affordable?

Is Darien 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 Darien is 83.8% higher than the national average, while the average monthly rent prices are 52.9% higher than average. The affordability of any location can also be influenced by median income levels. Darien has a median household income of $150,081, which is 84.5% higher than the national average.

What Factors can Influence the Cost of Living in Darien?

Housing: When everyone's vying for homes in popular areas, it drives up property prices and rents, making the overall cost of living surge. On the flip side, in less sought-after locales, where housing demand is low, prices tend to dip, resulting in a more economical cost of living. In Darien, the housing index comes in at 74.6% higher than the national average.

Healthcare: Healthcare costs and insurance premiums can undergo substantial fluctuations based on the city or state of residence. Elements such as the availability of healthcare facilities, out-of-pocket costs for medical consultations, dental expenses, prescription medication charges and specialized medical care fees all contribute to variations in the cost of living. In Darien, healthcare costs are 1.7% higher than the national average.

Subsidies: Certain cities or states may implement government subsidies or assistance programs with the goal of alleviating the cost of living pressures on their residents. These programs encompass a broad spectrum of support mechanisms, including Medicare, Medicaid, housing subsidies, low-income home energy assistance programs, school lunch programs, supplemental nutrition assistance programs, student loans, electric vehicle tax credits, affordable care act subsidies and farming subsidies. Areas offering fewer subsidies may experience a rise in their cost of living.

Where is the Data From?

The Darien 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 Darien is 24% higher than the Illinois average
  • The cost of living in Darien is 22% higher than the national average
  • Darien housing is 75% 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 Darien

See all the best places to live around Darien

Compare Darien, 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$157,830$13,153$3,682$4,735
      Renters$83,721$6,977$1,953$2,512
      The percent of monthly income spent on housing can be a good indicator of the affordability of housing in Darien, IL, as well as the overall cost of living. As a general rule of thumb, the debt-to-income ratio (DTI) for homeowners or renters should be not more than 28 percent of gross income to be spent on housing related costs and not more than 36 percent of income on all expenses, including debts. The median income for Darien homeowners, is $157,830. This would allow for a maximum of $3,682 per month to be spent on housing costs. For renters, the median monthly income is $83,721 which would result in a maximum of $1,953 to be spent on rental 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%
      Fairmont, IL2,777946.0%
      Darien, IL22,41912221.6%

      Cities with similar population

      City Population Cost of Living Index National Avg.
      Saint-Lambert, QC22,414n/a 
      Scugog, ON22,436n/a 
      West Rancho Dominguez, CA22,44114140.9%
      Marina, CA22,44315958.9%
      Lexington, SC22,4451032.7%
      Darien, IL22,41912221.6%
      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.