Altadena CDP, California demographics and economy

Census American Community Survey 2023 5-Year Estimates for Altadena CDP, California.

Population
41,921
Median HH Income
$129,123
Median Home Value
$1,073,500
Median Age
46.2

Workforce

Unemployment rate
7.3%
1,622 unemployed of 22,086 in labor force
Bachelor's degree or higher
26.9%
of population age 25+ (31,774 total)
Below poverty line
7.4%
3,088 of 41,508 surveyed

Housing & cost of living

Median home value
$1,073,500
owner-occupied housing units
Median gross rent
$2,250/mo
renter-occupied units, all bedrooms

Related resources

Federal contracts in California
GovBids — SAM.gov opportunities and award data filtered by state.
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NewFilings — fresh business registrations from Secretary of State filings.
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FindGrants — 60,000+ grant opportunities indexed and matchable.
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Establishments, employment, and payroll by NAICS sector.
Market size estimator
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Opportunity index
Composite score of growth, market size, and demographic signal.

Similar-sized California places

Data source: U.S. Census Bureau American Community Survey 2023 5-Year Estimates (Table B). Geography: place (incorporated city/town/CDP). Public domain (USA.gov).

Indicators: B01003 (population), B19013 (median household income), B25077 (median home value), B01002 (median age), B25064 (median gross rent), B23025 (labor force/unemployment), B15003 (educational attainment), B17001 (poverty).

Generated 2026-05-27. Census applies suppression rules to small populations; some values may be unavailable.