F
98%
Overall NAT. AVG.
9%
Groceries NAT. AVG.
292%
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 Fairfax California National
Cost of living198141100
Groceries109111100
Health care113116100
Housing392197100
Transportation120118100
Utilities116119100
Lifestyle & Entertainment114120100
Household Items108111100
Education & Childcare131127100
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Cost Of Living Quick Facts

  • The cost of living in Fairfax is 41% higher than the California average
  • The cost of living in Fairfax is 98% higher than the national average
  • Fairfax housing is 292% higher than the national average
  • California general sales tax is 42% higher than the national average
  • California state income tax is 61% lower than the national average

Most Affordable Places to Live in and Around Fairfax

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Compare Fairfax, CA Cost of Living

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      Cost of living index
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      Transportation index
      Utilities index
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      Educare index

      Median Income & Debt-To-Income Ratio

      Median Income Per Year Per Month Max Budget (28% DTI) Max Budget (36% DTI)
      Owners$182,562$15,214$4,259$5,477
      Renters$92,414$7,701$2,156$2,773
      A good way to judge both the affordability of the housing and the cost of living in Fairfax is by simply calculating the maximum that should be spent on housing, otherwise known as the debt-to-income ratio (DTI). The plan is to avoid spending more than 28 percent of the gross income on costs that pertain to housing and no more than 36 percent on all expenses and debts. Fairfax has a median income of about $182,562 for people who own homes. Based on that number, a maximum of $4,259 should be spent on expenses related to housing. Renters have a slightly different median income, which is $92,414. Based on this average, renters should spend no more than $2,156 on all rental costs if they want to maintain a non-impoverished standard of living.

      California Sales Tax

      State General Sales Tax With Max Surtax
      California 7.25% 10.5%

      California Income Tax

      State Income Tax (Low) Income Tax (High)
      California 1% 13.3%

      Nearby cities with low cost of living

      City Population Cost of Living Index National Avg.
      Strawberry CDP (Tuolumne County), CA11911515.1%
      San Pablo, CA32,02414039.7%
      North Richmond, CA4,42714444.1%
      Montalvin Manor, CA2,55414241.9%
      Rollingwood, CA3,75014949.3%
      Fairfax, CA7,79719898.3%

      Cities with similar population

      City Population Cost of Living Index National Avg.
      Port Jefferson Station, NY7,79813939.2%
      Hartsville, SC7,799918.7%
      Breinigsville, PA7,79311817.6%
      Kaufman, TX7,8029010.1%
      Alta Sierra, CA7,79114646.3%
      Fairfax, CA7,79719898.3%
      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.