F
89%
Overall NAT. AVG.
8%
Groceries NAT. AVG.
262%
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 Altadena California National
Cost of living189141100
Groceries108111100
Health care115116100
Housing362197100
Transportation117118100
Utilities113119100
Lifestyle & Entertainment119120100
Household Items108111100
Education & Childcare126127100
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An Overview of Cost of Living in Altadena, CA

Are you thinking about relocating, but curious about the potential cost of living in Altadena? Is it more expensive or more affordable than average? Based on the most recent report, the cost of living in Altadena stands at 189, making it 89% 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.

If affordability is among your top priorities when searching for a new place to live, this area may not be the ideal fit, as the cost of living in Altadena is among the most expensive in the United States. Just a minority of areas exhibit a cost of living at least 20% higher than the national average, and unfortunately, Altadena falls into this category, which may not align with your goal of finding a budget-friendly living environment.

Housing costs make up a big chunk of the cost of living in Altadena, 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 261.6% more than the average city. This includes stuff like home prices, rent, mortgage rates, and insurance.

Is Altadena Affordable?

Is Altadena 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 Altadena, for instance, where the median home price falls 336.3% higher than the national average, and monthly rent rates are 87.4% higher than usual. Additionally, median income levels contribute to the equation, with Altadena flaunting a median household income of $148,900, 83.1% higher than the national norm.

What Factors can Influence the Cost of Living in Altadena?

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 Altadena, the prevailing sales tax rate starts at 7.25%, and income tax rates kick off at 1%.

Transportation: If public transportation is limited or not available, residents may need to own and maintain vehicles, which can add to the cost of living. Gas, insurance, regular maintenance and potentially lease or finance payments will all need to be paid on a monthly basis. In Altadena, the transportation index is 17.3% higher than the national average.

Subsidies: Some cities and states may extend government subsidies or aid programs aimed at reducing the cost of living for their residents. These initiatives encompass diverse forms of support, including 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 farm subsidies. Regions with limited subsidy provisions may witness an increase in their overall cost of living.

Where is the Data From?

The Altadena 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 Altadena is 34% higher than the California average
  • The cost of living in Altadena is 89% higher than the national average
  • Altadena housing is 262% 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 Altadena

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Compare Altadena, 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$180,587$15,049$4,213$5,418
      Renters$84,574$7,048$1,973$2,537
      The percent of monthly income spent on housing can be a good indicator of the affordability of housing in Altadena, CA, 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 Altadena homeowners, is $180,587. This would allow for a maximum of $4,213 per month to be spent on housing costs. For renters, the median monthly income is $84,574 which would result in a maximum of $1,973 to be spent on rental costs.

      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.
      Vernon, CA25411716.8%
      Industry, CA26913737.1%
      Commerce, CA13,06613938.8%
      Maywood, CA27,79814040.2%
      Huntington Park, CA59,59114343.0%
      Altadena, CA44,24218988.7%

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      Goose Creek, SC44,2141066.4%
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      Rohnert Park, CA44,18315756.5%
      Innisfil, ON44,305n/a 
      Sherman, TX44,313927.5%
      Altadena, CA44,24218988.7%
      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.