Altadena, California Population 2022

42,860
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Altadena is a city located in Los Angeles County California. With a 2020 population of 42,860, it is the 213th largest city in California and the 1039th largest city in the United States. Altadena is currently growing at a rate of 0.02% annually but its population has decreased by -0.41% since the most recent census, which recorded a population of 43,037 in 2020. Spanning over 8 miles, Altadena has a population density of 5,063 people per square mile.

The average household income in Altadena is $135,929 with a poverty rate of 7.62%. The median rental costs in recent years comes to $1,781 per month, and the median house value is $802,500. The median age in Altadena is 44.3 years, 42.6 years for males, and 46.3 years for females.

Altadena Demographics

According to the most recent ACS, the racial composition of Altadenawas:

  • White: 53.18%
  • Black or African American: 19.67%
  • Other race: 14.31%
  • Two or more races: 6.94%
  • Asian: 5.16%
  • Native American: 0.64%
  • Native Hawaiian or Pacific Islander: 0.10%
The current population of Altadena, California is 42,860 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 43,037.

Altadena, California Population 2022

Population by Race

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Altadena Population by Race

Altadena Population Pyramid 2022

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Altadena Median Age

45.4


Total

43.4


Male

47.2


Female

Altadena Adults

There are 34,717 adults, (8,627 of whom are seniors) in Altadena.

Altadena Age Dependency

Age Dependency Ratio

33.1

Old Age Dependency Ratio

31.9

Child Dependency Ratio

Altadena Sex Ratio

Female

22,866

53.13%

Male

20,171

46.87%

Altadena Population by Age

Altadena Renter vs Owner Occupied by Household Type

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Altadena Household Types

70.7%

Rate of Home Ownership

Altadena Households and Families

3.28

Average Family Size

2.83

Average Household Size

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Altadena Households by Type

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Altadena Educational Attainment by Sex (over 25)

Altadena Educational Attainment by Race

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The highest rate of high school graduation is among islander people with a rate of 100.00%.

The highest rate of bachelors degrees is among asian people with a rate of 65.41%.

Altadena Educational Attainment by Race

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$49,859

Average Earnings

$55,833

Average Male

$40,418

Average Female

Altadena Earnings by Educational Attainment

Altadena Language by Age

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Altadena Language

64.70% of Altadena residents speak only English, while 35.30% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 22.64% of the population.

Altadena Language

Altadena Poverty by Race

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7.62%

Overall Poverty Rate

7.08%

Male Poverty Rate

8.09%

Female Poverty Rate

Poverty in Altadena

The race most likely to be in poverty in Altadena is Black, with 11.74% below the poverty level.

The race least likely to be in poverty in Altadena is Multiple, with 2.39% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.97%. Among those working part-time, it was 7.68%, and for those that did not work, the poverty rate was 12.91%.

Altadena Poverty

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Altadena Poverty Rate by Education

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Altadena Poverty Rate by Employment Status and Sex

Altadena Income by Household Type

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Income by Household Type

Altadena Marital Status

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Marriage Rates

49.5%

Overall Marriage Rate

54.3%

Male Marriage Rate

45.3%

Female Marriage Rate

Altadena Married by Age and Sex

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Altadena Marriage

The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 35-44.

Altadena Marital Status by Race

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Altadena Marital Status

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1,827

Number of Veterans

Male Veterans

Female Veterans

Altadena Veterans by War

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Altadena Veterans by Age

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Altadena Veterans by Race

Altadena Veterans by Education

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3.62%

Veteran Poverty Rate

29.09%

Veteran Disability Rate

Altadena Veterans by Education

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62.7%

Labor Force Participation

58.7%

Employment Rate

6.3%

Unemployment Rate

Altadena Employment by Age

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Altadena Employment by Race

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Altadena Employment by Education

Origin of Non-Citizens

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Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

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53.79%

Born in Altadena

76.98%

Native Born

23.02%

Foreign Born

7.41%

Non Citizen

15.61%

Naturalized

Place of Birth

76.98% of Altadena residents were born in the United States, with 53.79% having been born in California. 7.41% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Altadena Place of Birth

Note: 2021 and 2022 data is projected

Altadena Population by Year