F
26%
Overall NAT. AVG.
1%
Groceries NAT. AVG.
84%
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 Buffalo Grove Illinois National
Cost of living12698100
Groceries99100100
Health care100100100
Housing18495100
Transportation104101100
Utilities10299100
Lifestyle & Entertainment103100100
Household Items99100100
Education & Childcare102100100
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An Overview of Cost of Living in Buffalo Grove, IL

Understanding the cost of living in Buffalo Grove 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 Buffalo Grove cost of living index is 126, which is 26% 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 Buffalo Grove is among the highest in the country, making it a very expensive place to live. Only a small fraction of regions boast a cost of living that is at least 20% higher than the national average, and regrettably, Buffalo Grove falls into this category, which may not be suitable for those seeking an economically favorable living environment.

Housing costs make up a big chunk of the cost of living in Buffalo Grove, 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 84.4% more than the average city. This includes stuff like home prices, rent, mortgage rates, and insurance.

Is Buffalo Grove Affordable?

Is Buffalo Grove 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 Buffalo Grove, the median home price is 88.7% higher than what most folks pay across the country, and monthly rent prices are 74.2% higher than the usual rates. Income levels in Buffalo Grove come in at $173,397, which is 113.2% higher than the national average.

What Factors can Influence the Cost of Living in Buffalo Grove?

Healthcare: Healthcare costs and insurance premiums can fluctuate greatly based on the city or state. Access to healthcare facilities, out-of-pocket expenses for doctor\’s visits, dentist costs, medication costs and specialized care costs can all impact the cost of living. In Buffalo Grove, the healthcare costs are 0.4% higher than the national average.

Utilities: Like everything else, utilities costs can range significantly depending on factors like climate, energy sources available, location and even state regulations. Things like electricity, water, heating and waste disposal costs can be higher or lower, depending on the city or state. The utilities index in Buffalo Grove comes in at 2.3% higher than the national average.

Subsidies: Some cities and states may extend government subsidies or aid programs aimed at reducing the cost of living for their residents. These initiatives encompass diverse forms of support, 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 farm subsidies. Regions with limited subsidy provisions may witness an increase in their overall cost of living.

Where is the Data From?

The Buffalo Grove 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 Buffalo Grove is 28% higher than the Illinois average
  • The cost of living in Buffalo Grove is 26% higher than the national average
  • Buffalo Grove housing is 84% 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 Buffalo Grove

See all the best places to live around Buffalo Grove

Compare Buffalo Grove, IL Cost of Living

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      Cost of living index
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      Transportation index
      Utilities index
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      Household index
      Educare index

      Median Income & Debt-To-Income Ratio

      Median Income Per Year Per Month Max Budget (28% DTI) Max Budget (36% DTI)
      Owners$199,581$16,632$4,657$5,988
      Renters$112,592$9,383$2,627$3,378
      The percentage of monthly income spent on housing related expenses can help predict the affordability of housing in Buffalo Grove, 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 Buffalo Grove, homeowners have a median income of $199,581. Using that number, a maximum of $4,657 per month should be allocated to housing expenses. For those who are renting instead of owning, the median income is $112,592, which means there is a maximum of $2,627 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.
      Park City, IL7,8948218.2%
      North Chicago, IL30,865955.0%
      Round Lake Park, IL8,005955.3%
      Waukegan, IL90,063964.1%
      Round Lake Beach, IL28,313981.7%
      Buffalo Grove, IL41,88412626.3%

      Cities with similar population

      City Population Cost of Living Index National Avg.
      Oviedo, FL41,89712625.7%
      Fitchburg, MA41,91311111.4%
      Covington, KY41,8478712.6%
      Woburn, MA41,79415353.4%
      Danville, VA41,7839010.3%
      Buffalo Grove, IL41,88412626.3%
      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.