F
71%
Overall NAT. AVG.
9%
Groceries NAT. AVG.
204%
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 Martinez California National
Cost of living171141100
Groceries109111100
Health care115116100
Housing304197100
Transportation117118100
Utilities113119100
Lifestyle & Entertainment119120100
Household Items108111100
Education & Childcare126127100
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An Overview of Cost of Living in Martinez, CA

Understanding the cost of living in Martinez 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 Martinez cost of living index is 171, which is 71% 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 Martinez 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, Martinez falls into this category, which may not be suitable for those seeking an economically favorable living environment.

Housing costs are a major factor in the Martinez cost of living index, and they often eat up a big chunk of your take-home pay. Unfortunately, in this area, housing expenses for both homeownership and rentals were 204.2% higher than what's typical in an average city. That includes the prices of homes and rents, as well as mortgage rates and insurance.

Is Martinez Affordable?

Is Martinez 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 Martinez is 251.3% higher than the national average, while the average monthly rent prices are 94.2% higher than average. The affordability of any location can also be influenced by median income levels. Martinez has a median household income of $165,274, which is 103.2% higher than the national average.

What Factors can Influence the Cost of Living in Martinez?

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.

Taxes: Regions that impose higher taxes, including sales and income taxes, can contribute to an increased cost of living. Higher taxes for everyday necessities such as clothing, utilities and food inevitably leads to higher expenditures. Additionally, a higher income tax rate can also play a role in elevating the overall cost of living. In Martinez, the prevailing sales tax rate starts at 7.25%, and income tax rates kick off at 1%.

Healthcare: Healthcare expenses and insurance premiums can vary significantly depending on the specific city or state. Factors such as accessibility to healthcare facilities, out-of-pocket expenses for doctor's visits, dental care expenses, prescription costs and specialized medical care fees can all influence the overall cost of living. In Martinez, healthcare costs are 14.8% higher than the national average.

Where is the Data From?

The cost of living data for Martinez shown above is based on a U.S. average baseline score of 100, making it easier to compare how far your dollar may go from one city to another. Housing uses U.S. Census home price and rental data, while all remaining values are AI-assisted estimates informed by regional pricing, climate, transportation dynamics, and local economic factors. These scores are best used for directional comparisons between cities.

Cost Of Living Quick Facts

  • The cost of living in Martinez is 22% higher than the California average
  • The cost of living in Martinez is 71% higher than the national average
  • Martinez housing is 204% 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 Martinez

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Compare Martinez, CA Cost of Living

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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$191,977$15,998$4,479$5,760
      Renters$116,451$9,704$2,717$3,494
      The percentage of monthly income spent on housing related expenses can help predict the affordability of housing in Martinez, CA, 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 Martinez, homeowners have a median income of $191,977. Using that number, a maximum of $4,479 per month should be allocated to housing expenses. For those who are renting instead of owning, the median income is $116,451, which means there is a maximum of $2,717 to be spent on the costs of renting a home or apartment.

      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%
      Martinez, CA39,84117171.4%

      Cities with similar population

      City Population Cost of Living Index National Avg.
      Land O' Lakes, FL39,84111616.1%
      Wheeling, IL39,8511044.0%
      Evans, GA39,85411414.3%
      Sun City, AZ39,8731021.9%
      Issaquah, WA39,87617272.4%
      Martinez, CA39,84117171.4%
      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.