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CITY

Altadena

California · 41,705 residents · 8.465 sq mi
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Part of the Los Angeles metro area
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Notable rankings
#185Most expensive homesof 6,786$1,120,000
The short version

Altadena is significantly wealthier than the US average, with a median household income of $128,720. Population has held roughly steady since 2000. 53% of adults hold a bachelor's degree or higher, well above the national rate of 36%. Median home value has more than tripled since 2000, reaching $1,120,000. With a median age of 46.4, the population is older than the US median of 38.9. It ranks in the top 5% of US cities for household income.

At a glance
Wealthier
above the US median
US median: $82,259
Older
median age 46.4
US median: 38.9
More educated
53% hold a bachelor's degree
US average: 36%
Less affordable
home values up 137%, inflation adjusted
US median home: $376,019
Section 01

Population & growth

Total population
41,705
−2%since 2000
from 42,610 in 2000
1990 – 2024
Population density
4,927 / sq mi
−7%since 2009
from 5,280 / sq mi in 2009
US average: 281
Median age
46.4
+23%since 2000
from 37.6 in 2000
US average: 38.9
Population, 1990 – 2024
41K42K43K45K46K1990201020202024Altadena
202442K
1990201020202024
Age distribution, 2024
Under 54.9%(2,048)
US avg: 5.6%
5 to 95%(2,078)
US avg: 6%
10 to 146.1%(2,535)
US avg: 6.4%
15 to 194.7%(1,948)
US avg: 6.6%
20 to 244.1%(1,708)
US avg: 6.5%
25 to 3410.8%(4,510)
US avg: 13.7%
35 to 4412.6%(5,252)
US avg: 13.2%
45 to 5413.9%(5,791)
US avg: 12.2%
55 to 6415.9%(6,649)
US avg: 12.7%
65 to 7411.5%(4,816)
US avg: 10.2%
75 to 847.4%(3,079)
US avg: 5.1%
85 and over3.1%(1,291)
US avg: 1.9%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

Median household income
$128,720
+17%inflation adjusted, since 2000
from $60,549 in 2000
US average: $82,259
1990 – 2024
Per capita income
$66,553
+141%since 2000
from $27,604 in 2000
US average: $44,673
Households earning $100K+
69.5%
+17.0 ptssince 2009
from 52.4% in 2009
US average: 53.3%
Poverty rate
7.9%
−2.7 ptssince 2000
from 10.6% in 2000
US average: 12.5%
Income inequality (Gini)
0.487
+8%since 2010
from 0.451 in 2010
US average: 0.476
Workforce by industry, 2024
Arts, entertainment, food7.7%
US avg: 1.9%
Other services7.7%
US avg: 6.7%
Information7.2%
US avg: 10.8%
Public administration4.5%
US avg: 4.8%
Retail trade3.7%
US avg: 9.9%
Finance & insurance3.6%
US avg: 5.9%
Wholesale trade3.1%
US avg: 6.9%
Professional, scientific, technical2.5%
US avg: 5.1%
Transportation & warehousing1.5%
US avg: 2.2%
Education & health services1.1%
US avg: 0.9%
Agriculture, forestry, fishing0.2%
US avg: 1.6%
Manufacturing0.2%
US avg: 0.4%
Construction0.1%
US avg: 1.2%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 03

Housing

Median home value
$1,120,000
+137%inflation adjusted, since 2000
from $259,500 in 2000
US average: $376,019
1990 – 2024
Median gross rent
$2,355
+72%inflation adjusted, since 2000
from $752 in 2000
US average: $1,442
Owner-occupied
76.9%
+2.9 ptssince 2000
from 74.0% in 2000
23.1% rent
Vacancy rate
4.6%
+1.3 ptssince 2009
from 3.2% in 2009
US average: 10.0%
Owner cost-burdened
33.9%
−8.1 ptssince 2009
from 42.0% in 2009
US average: 22.9%
Renter cost-burdened
55.1%
+5.0 ptssince 2009
from 50.0% in 2009
US average: 47.4%
Afford Score
8.7
+8%since 2009
from 8.0 in 2009
2009 – 2024
Our index: median home value divided by median household income. Lower is more affordable.
Gentrification Score
66
Our index, 0 to 100. Higher means faster recent growth in incomes, home values, and college degrees.
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%
2024
White, non-Hispanic41.3%(17,225)
Black16.9%(7,062)
Hispanic / Latino26.7%(11,119)
Asian6.3%(2,627)
Other8.8%(3,672)
Diversity Score
90
+2%since 2009
from 88 in 2009
2009 – 2024
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Section 04 · Origins

Detailed origins & ancestry

Hispanic origin
Mexican19.3%(8,049)
Central American3.6%(1,510)
Salvadoran2.1%(892)
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)
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)
Thai0%(17)
+ 2 more asian origin groups with data
Kazakh0%(9)
Pacific Islander origin
Fijian0.1%(50)
Samoan0.1%(47)
Tongan0%(11)
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)
Scottish1.6%(665)
Swedish1.5%(627)
Russian1.2%(515)
+ 42 more ancestry groups with data
Hungarian1.1%(458)
Arab1.1%(445)
Kenyan0.9%(379)
Welsh0.8%(343)
Dutch0.8%(316)
Lebanese0.7%(296)
Norwegian0.6%(264)
Scotch-Irish0.6%(240)
British0.5%(225)
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)
Iraqi0%(15)
Turkish0%(14)
Serbian0%(11)
Slovak0%(11)
Haitian0%(10)
RANKED:Largest Mexican population · Largest English population · Largest German population · Largest Irish population · Largest Armenian population
Section 05

Education

Bachelor's degree or higher
53.3%
+14.5 ptssince 2000
from 38.9% in 2000
US average: 35.6%
High school or higher
91.6%
+6.9 ptssince 2000
from 84.7% in 2000
US average: 89.6%
Graduate degree
26.3%
+9.2 ptssince 2000
from 17.1% in 2000
US average: 14.0%
Section 06

Commute & transportation

Average commute
27.5 min
+33%since 2000
from 20.7 min in 2000
US average: 26.5
Drive alone to work
62.3%
−14.1 ptssince 2009
from 76.5% in 2009
US average: 68.9%
Carpooled to work
6.4%
−4.7 ptssince 2009
from 11.1% in 2009
US average: 8.5%
Public transit
1.5%
−2.9 ptssince 2009
from 4.4% in 2009
US average: 3.2%
Worked from home
25.4%
+20.1 ptssince 2009
from 5.3% in 2009
US average: 15.0%
Walked to work
0.7%
−0.5 ptssince 2009
from 1.2% in 2009
US average: 2.4%
Biked to work
0.6%
Unchangedsince 2009
from 0.6% in 2009
US average: 0.4%
No vehicle available
3.8%
−0.3 ptssince 2009
from 4.0% in 2009
US average: 8.3%
Section 07

Work & employment

Unemployment rate
6.4%
−2.4 ptssince 2011
from 8.8% in 2011
US average: 5.2%
Labor force participation
64.0%
−2.0 ptssince 2011
from 66.0% in 2011
US average: 63.5%
Self-employed
19.1%
+0.4 ptssince 2009
from 18.6% in 2009
US average: 13.1%
Management & professional
58.6%
−14.1 ptssince 2009
from 72.7% in 2009
US average: 42.5%
Section 08

People & community

Male
47.3%
−0.5 ptssince 2009
from 47.9% in 2009
Female
52.7%
+0.5 ptssince 2009
from 52.1% in 2009
Foreign born
22.7%
+5.1 ptssince 2009
from 17.6% in 2009
US average: 14.1%
Veterans
3.6%
−42.6 ptssince 2009
from 46.3% in 2009
US average: 6.2%
With a disability
10.7%
−0.2 ptssince 2012
from 10.9% in 2012
US average: 13.3%
Uninsured
3.5%
−80.1 ptssince 2013
from 83.6% in 2013
US average: 8.4%
Broadband at home
94.0%
+8.8 ptssince 2017
from 85.2% in 2017
US average: 91.0%
English only at home
65.9%
−2.5 ptssince 2016
from 68.4% in 2016
US average: 77.7%
Spanish at home
21.3%
+1.1 ptssince 2016
from 20.1% in 2016
US average: 13.6%
Marital status
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 41,705 residents according to the 2024 American Community Survey.

What is the median household income in Altadena, California?

The typical household in Altadena, California earns about $128,720 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 $1,120,000, and the typical rent is about $2,355 a month.

How educated are people in Altadena, California?

About 53.3% 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 7.9% of people in Altadena, California live below the federal poverty line.

Has Altadena, California grown since 1990?

Yes, Altadena, California has shrunk since 1990. The population has lost about 953 residents, a change of about -2 percent over that period.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →

Altadena, California: demographics, income & housing data · CensusEasy