| Index | Martinez | California | National |
| Cost of living | 171 | 141 | 100 |
| Groceries | 109 | 111 | 100 |
| Health care | 115 | 116 | 100 |
| Housing | 304 | 197 | 100 |
| Transportation | 117 | 118 | 100 |
| Utilities | 113 | 119 | 100 |
| Lifestyle & Entertainment | 119 | 120 | 100 |
| Household Items | 108 | 111 | 100 |
| Education & Childcare | 126 | 127 | 100 |

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 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.
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.
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 index | |
| Groceries index | |
| Health care index | |
| Housing index | |
| Transportation index | |
| Utilities index | |
| Lifestyle index | |
| Household index | |
| Educare index |
| 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 |
| State | General Sales Tax | With Max Surtax |
| California | 7.25% | 10.5% |
| State | Income Tax (Low) | Income Tax (High) |
| California | 1% | 13.3% |
| City | Population | Cost of Living Index | National Avg. |
| Port Costa, CA | 251 | 115 | 14.6% |
| Pacheco, CA | 4,956 | 111 | 11.4% |
| San Miguel CDP (San Luis Obispo County), CA | 2,800 | 130 | 29.5% |
| Bay Point, CA | 26,221 | 134 | 34.4% |
| El Cerrito CDP, CA | 5,896 | 141 | 41.1% |
| Martinez, CA | 39,841 | 171 | 71.4% |
| City | Population | Cost of Living Index | National Avg. |
| Land O' Lakes, FL | 39,841 | 116 | 16.1% |
| Wheeling, IL | 39,851 | 104 | 4.0% |
| Evans, GA | 39,854 | 114 | 14.3% |
| Sun City, AZ | 39,873 | 102 | 1.9% |
| Issaquah, WA | 39,876 | 172 | 72.4% |
| Martinez, CA | 39,841 | 171 | 71.4% |