CITY · 1990 CENSUS
Altadena
California · 42,658 residents · 8.465 sq mi
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Part of the Los Angeles metro area
The short version
Altadena is significantly wealthier than the US average, with a median household income of $44,072. Population has held roughly steady since 2000. 33% of adults hold a bachelor's degree or higher, well above the national rate of 20%. Median home value is $238,500.
At a glance
Wealthier
above the US median
US median: $30,130
Mid-age
median age 34.8
US median: 33.0
More educated
33% hold a bachelor's degree
US average: 20%
Stable housing
home values roughly flat, inflation adjusted
US median home: $93,722
Section 01
Population & growth
Population, 1990 – 2024
202442K
Age distribution, 1990
Under 58.1%(3,436)
5 to 97.5%(3,201)
10 to 146.4%(2,732)
15 to 196%(2,568)
20 to 245.8%(2,476)
25 to 3416.6%(7,082)
35 to 4418%(7,695)
45 to 5411.3%(4,804)
55 to 648.2%(3,495)
65 to 746.7%(2,864)
75 to 844.1%(1,754)
85 and over1.3%(551)
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02
Income & economy
$44,072
−4%inflation adjusted, since 2000
vs $60,549 in 2000
US average: $30,130
1990 – 2024
Section 03
Housing
$238,500
+21%inflation adjusted, since 2000
vs $259,500 in 2000
US average: $93,722
1990 – 2024
RELATED:See current rent listings in Altadena on RentDataNow
Section 04
Race & ethnicity
2000
White, non-Hispanic39.5%(16,848)
Black30.8%(13,112)
Hispanic / Latino20.4%(8,690)
Asian4.1%(1,761)
Other0%
1990
White, non-Hispanic48.9%(20,856)
Black38.9%(16,596)
Hispanic / Latino13.8%(5,880)
Asian4.1%(1,741)
Other8.1%(3,465)
No data for the years selected.
Section 04 · Origins
Detailed origins & ancestry
Detailed origin tables are available for 2024; showing 2024 data.
Hispanic origin
Mexican19.3%(8,049)
Central American3.6%(1,510)
Salvadoran2.1%(892)
South American1.6%(663)
Nicaraguan0.8%(317)
Colombian0.5%(224)
Guatemalan0.5%(216)
Ecuadorian0.4%(169)
Argentine0.4%(160)
Cuban0.4%(153)
Spaniard0.3%(112)
Puerto Rican0.2%(103)
+ 7 more hispanic origin groups with data
Chilean0.2%(88)
Dominican0.1%(44)
Panamanian0.1%(37)
Costa Rican0.1%(33)
Honduran0%(13)
Peruvian0%(12)
Venezuelan0%(10)
Asian origin
Chinese1.6%(683)
Japanese1.2%(509)
Filipino1%(404)
Asian Indian0.7%(281)
Korean0.6%(252)
Bangladeshi0.6%(239)
Vietnamese0.2%(66)
Indonesian0.1%(25)
Burmese0.1%(22)
Sri Lankan0.1%(22)
Singaporean0%(18)
Thai0%(17)
Ancestry
English9.4%(3,921)
German7.6%(3,170)
Irish7.5%(3,135)
Armenian5.1%(2,126)
Italian4%(1,667)
Polish2.9%(1,221)
American2.4%(1,007)
French1.8%(757)
Subsaharan African1.7%(696)
Scottish1.6%(665)
Swedish1.5%(627)
Russian1.2%(515)
+ 42 more ancestry groups with data
Hungarian1.1%(458)
Arab1.1%(445)
West Indian1%(422)
Kenyan0.9%(379)
Welsh0.8%(343)
Dutch0.8%(316)
Lebanese0.7%(296)
Norwegian0.6%(264)
Scotch-Irish0.6%(240)
British0.5%(225)
French Canadian0.5%(216)
Danish0.4%(170)
Ukrainian0.4%(155)
Swiss0.3%(145)
Lithuanian0.3%(130)
Jamaican0.3%(116)
Romanian0.3%(108)
Finnish0.2%(92)
Canadian0.2%(82)
Nigerian0.2%(80)
Croatian0.2%(75)
Greek0.1%(59)
Iranian0.1%(42)
Czech0.1%(41)
Portuguese0.1%(40)
Slovene0.1%(33)
Palestinian0.1%(32)
Belgian0.1%(29)
Ethiopian0.1%(28)
Latvian0.1%(27)
Egyptian0.1%(26)
Austrian0.1%(26)
Ghanaian0.1%(21)
Syrian0%(20)
Australian0%(17)
Iraqi0%(15)
Turkish0%(14)
Serbian0%(11)
Slovak0%(11)
Haitian0%(10)
Trinidadian & Tobagonian0%(10)
Bulgarian0%(2)
Section 05
Education
High school or higher
83.6%
−1.0 ptsvs 2000
vs 84.7% in 2000
US average: 75.2%
Section 06
Commute & transportation
Section 07
Work & employment
No data for the years selected.
Section 08
People & community
No data for the years selected.
Marital status (2024)
Men 15+
Never married37.9%(6,235)
Married54.6%(8,981)
Widowed2.2%(354)
Divorced5.4%(887)
Women 15+
Never married29.6%(5,495)
Married45.8%(8,512)
Widowed9.4%(1,739)
Divorced15.3%(2,841)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
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Frequently asked
How many people live in Altadena, California?
Altadena, California has about 42,658 residents according to the 1990 Census.
What is the median household income in Altadena, California?
The typical household in Altadena, California earns about $44,072 a year. Half of households make more than that, and half make less.
Is Altadena, California expensive?
In Altadena, California, the median home is worth about $238,500, and the typical rent is about $680 a month.
How educated are people in Altadena, California?
About 33.3% of adults age 25 and over in Altadena, California hold a bachelor's degree or higher.
What is the poverty rate in Altadena, California?
About 9.9% of people in Altadena, California live below the federal poverty line.
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CaliforniaDATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024