F
180%
Overall NAT. AVG.
13%
Groceries NAT. AVG.
556%
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 Lafayette California National
Cost of living280141100
Groceries113111100
Health care113116100
Housing656197100
Transportation124118100
Utilities124119100
Lifestyle & Entertainment120120100
Household Items113111100
Education & Childcare133127100
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An Overview of Cost of Living in Lafayette, CA

Knowing the cost of living in Lafayette allows individuals to create a realistic budget. This helps them understand how their income will cover expenses and whether they need to make financial adjustments. The cost of living in any region can fluctuate due to various factors. To assess the cost of living consistently across different areas, a national average of 100 serves as the basis for the cost of living index. The cost of living in Lafayette stands at 280, marking it 180% higher than the national average.

If you prioritize affordability when seeking a new place to live, Lafayette may not be your ideal choice, as it ranks among the most expensive locations in the entire United States. A very small amount of areas exhibit a cost of living at least 20% higher than the national average, and unfortunately, Lafayette falls into this category, which may not align with your preferences for a budget-friendly living environment.

Housing costs make up a big chunk of the cost of living in Lafayette, 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 556.4% more than the average city. This includes stuff like home prices, rent, mortgage rates, and insurance.

Recurring household expenses such as cleaning supplies, laundry detergent, toiletries, and kitchen basics are a steady part of monthly spending and make up 8% of the cost of living index. In Lafayette, these everyday items will cost you 12.5% more than average, making it a slightly more expensive place to call home.

The cost of groceries continues to rise at an alarming rate. Over the last two years, grocery prices have increased by more than 10%! Unfortunately, in Lafayette, the news isn't any better as grocery prices are 13.4% higher than the national average.

Is Lafayette Affordable?

Is Lafayette 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 Lafayette is 734.5% higher than the national average, while the average monthly rent prices are 140.8% higher than average. The affordability of any location can also be influenced by median income levels. Lafayette has a median household income of $284,942, which is 250.3% higher than the national average.

What Factors can Influence the Cost of Living in Lafayette?

Transportation: In situations where public transportation is limited or nonexistent, local residents may be required to own and maintain their own vehicles, contributing to an elevated cost of living. Monthly expenditures may encompass fuel costs, insurance premiums, routine vehicle upkeep and possibly lease or financing payments. In Lafayette, the transportation index is 24.3% higher than the national average.

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 Lafayette, the utilities index registers at 23.5% higher than the national average.

Taxes: Areas with higher taxes, including sales taxes and income taxes, can contribute to a higher cost of living. Paying more tax for everyday household expenses like clothing and food will result in higher costs, as will paying a higher rate of income tax. The general sales tax rate in Lafayette starts at 7.25% and the income tax rates start at 1%.

Where is the Data From?

The cost of living estimates displayed for Lafayette are modeled using a U.S. average baseline of 100, helping provide a useful comparison of local living expenses. Housing calculations include U.S. Census home price and rental data, while all other values are AI-assisted estimates based on regional cost patterns, climate, transportation, and everyday spending expectations. These values are intended for directional comparisons across cities.

Cost Of Living Quick Facts

  • The cost of living in Lafayette is 99% higher than the California average
  • The cost of living in Lafayette is 180% higher than the national average
  • Lafayette housing is 556% 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 Lafayette

See all the best places to live around Lafayette

Compare Lafayette, CA 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$331,567$27,631$7,736$9,948
      Renters$146,195$12,183$3,411$4,386
      A good indicator of the general affordability of housing in Lafayette, CA, is the percentage of monthly income that should be spent on housing expenses, otherwise known as the debt-to-income ratio (DTI). Generally speaking, no more than 28 percent of your total gross income should be spent on your housing expenses and not more than 36 percent of your gross income on total expenses, including debts. In Lafayette, the median monthly income is $331,567 for those who own their own homes. Under the standard rule, that income level would allow for $7,736 to be budgeted for housing expenses each month, at the most. Renters, on the other hand, earn about $146,195, per the median income in the area. That would allow for renters to spend up to $3,411 on monthly rental expenses.

      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.
      Port Costa, CA25111514.6%
      Pacheco, CA4,95611111.4%
      San Miguel CDP (San Luis Obispo County), CA2,80013029.5%
      Bay Point, CA26,22113434.4%
      El Cerrito CDP, CA5,89614141.1%
      Lafayette, CA26,574280180.4%

      Cities with similar population

      City Population Cost of Living Index National Avg.
      Green, OH26,538981.8%
      Columbine, CO26,52714544.8%
      Moscow, ID26,62111111.0%
      South Portland, ME26,52111818.4%
      Northport, AL26,634982.1%
      Lafayette, CA26,574280180.4%
      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.