B
8%
Overall NAT. AVG.
1%
Groceries NAT. AVG.
26%
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 Crystal Lake Illinois National
Cost of living10898100
Groceries101100100
Health care101100100
Housing12695100
Transportation100101100
Utilities9999100
Lifestyle & Entertainment99100100
Household Items102100100
Education & Childcare100100100
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An Overview of Cost of Living in Crystal Lake, IL

Are you thinking about relocating, but curious about the potential cost of living in Crystal Lake? Is it more expensive or more affordable than average? Based on the most recent report, the cost of living in Crystal Lake stands at 108, making it 8% higher than the national average. The cost of living directly affects the affordability of one's desired lifestyle. Knowing the cost of housing, transportation, groceries and other essentials in the new area allows people to gauge whether they can maintain their preferred standard of living.

The cost of living in Crystal Lake is about average when compared to all other cities across the nation. You can expect that everyday items like food, household expenses and utility bills will be no more expensive than any other average city. Residents can anticipate living expenses that remain in line with the national average, ensuring a manageable financial burden, making it an attractive choice for those seeking affordability without the constraints of higher everyday expenditures.

When it comes to the cost of living in Crystal Lake, 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 25.6% more expensive compared to your average city. That means you'll be shelling out more for homes, rents, mortgage rates and insurance.

Is Crystal Lake Affordable?

Is Crystal Lake affordable? It's a key consideration when pondering a move, as affordability often shapes your choices. The cost of living index (we discussed it earlier), coupled with housing costs and income levels, serves as the cornerstone for determining a location's affordability. Take Crystal Lake, for instance, where the median home price falls 25.2% higher than the national average, and monthly rent rates are 26.6% higher than usual. Additionally, median income levels contribute to the equation, with Crystal Lake flaunting a median household income of $136,941, 68.4% higher than the national norm.

What Factors can Influence the Cost of Living in Crystal Lake?

Healthcare: Healthcare expenditures and insurance premium rates can vary significantly, contingent upon the particular city or state. Factors such as the accessibility of healthcare facilities, out-of-pocket expenses for doctor's appointments, dental care charges, prescription medication costs, and expenses related to specialized medical care can all have an impact on the overall cost of living. In Crystal Lake, healthcare costs are 0.8% higher than the national average.

Subsidies: Some areas might offer government subsidies or assistance programs that help lower cost of living for residents. These programs can include anything from 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 crop subsidies. Areas that offer less subsidies, could see an increase in their cost of living.

Utilities: Similar to the prices of any goods or services, utility expenses can fluctuate widely, contingent on variables such as climate, available energy sources, geographical location and state regulations. Costs associated with electricity, water, heating, and waste disposal can differ in magnitude, depending on the specific city or state. In Crystal Lake, the utilities index registers at 0.7% lower than the national average.

Where is the Data From?

The Crystal Lake 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 Crystal Lake is 10% higher than the Illinois average
  • The cost of living in Crystal Lake is 8% higher than the national average
  • Crystal Lake housing is 26% 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 Crystal Lake

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Compare Crystal Lake, 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$162,233$13,519$3,785$4,867
      Renters$73,519$6,127$1,715$2,206
      The percent of monthly income spent on housing can be a good indicator of the affordability of housing in Crystal Lake, 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 Crystal Lake homeowners, is $162,233. This would allow for a maximum of $3,785 per month to be spent on housing costs. For renters, the median monthly income is $73,519 which would result in a maximum of $1,715 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.
      Harvard, IL9,547945.8%
      Round Lake Park, IL8,005955.3%
      Marengo, IL8,096973.1%
      McCullom Lake, IL1,222972.5%
      Union, IL699991.2%
      Crystal Lake, IL40,7241087.9%

      Cities with similar population

      City Population Cost of Living Index National Avg.
      Essex, MD40,7241087.7%
      New Berlin, WI40,72411212.4%
      Germantown, TN40,72512020.0%
      Sumter, SC40,739927.9%
      Plant City, FL40,7061033.3%
      Crystal Lake, IL40,7241087.9%
      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.