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Altadena CDP, CA

ZIP 91001 — Housing & Real Estate

Source: U.S. Census Bureau ACS 2019–2023 5-Year Estimates. Page data updated 2026-08-02.

Upper Middle ClassLow Snow AreaRemote Work Hub

Home values, rent, tenure, and housing stock

Housing & Real Estate in ZIP Code 91001

Median Home Value
$1,085,000
Median Rent
$1,980
Affordability Snapshot
$299,000
Est. income to buy

Household income needed for a median home under a 20% down / 6.8% illustrative mortgage model (~$6,970/mo PITI).

18%
Rent-to-Income Ratio

Below the 30% threshold — generally affordable for median earners.

8.1x
Home Price-to-Income Ratio

Well above the 3-5x guideline — challenging for first-time buyers.

45.7 yrs
Price-to-Rent Ratio

Years to break even buying vs renting at median home value and rent.

To comfortably buy a median-priced home in ZIP 91001 in Altadena CDP, CA, a household would need roughly $299,000 in annual income under a 20% down, 30-year loan at 6.8% (illustrative), keeping housing costs near 28% of income. Estimated monthly PITI is about $6,970. That is about 123% above the local median household income ($133,840), so the median earner would likely stretch or need a larger down payment. Rates, taxes, insurance, and HOA fees vary — treat this as a planning estimate, not a lender quote.

Housing Tenure

Mostly owner-occupied, low vacancy — stable housing market.

Heating Fuel
Housing Metrics

Historic housing stock (25% built before 1939)

Owner Occupied
80.5%+23% vs US avg
x
Vacancy Rate
4.6%-56% vs US avg
x
Broadband Access
93.6%+8% vs US avg
x
4+ Bedrooms
3.9%-74% vs US avg
x
Built Pre-1939
25.3%+98% vs US avg
x
Built Post-2014
0.3%-96% vs US avg
x
Rent Burden >30%
22.4%-55% vs US avg
x
Mortgage-Free
25.7%-33% vs US avg
x
$1,085,000
Home Value
$1,980
Rent
1945
Year Built
2007
Moved In

Residents have lived here since ~2007 on average

Housing Structure

Census ACS structure types (single-family, multi-unit, etc.).

  • 1-unit detached89.9%
  • 1-unit attached3.3%
  • 2-9 units3.5%
  • 10+ units3.2%
  • Mobile home & other0.0%

Housing & Real Estate key statistics

Housing statistics
Housing
Median home value$1,085,000
Median rent$1,980
Owner-occupied80.5%
Vacant4.6%
Price-to-income8.1x
Est. income to buy$299,000