Placer County, California Population 2023

421,632

Placer County, California's estimated 2023 population is 421,632 with a growth rate of 1.35% in the past year according to the most recent United States census data. Placer County, California is the 22nd largest county in California. The 2010 population was 348,432 and has seen a growth of 21.01% since that time.

Note: data after 2021 is projected based on recent change

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Year
Population
Growth
Growth Rate
2010348,432
2011354,0635,6311.62%
2012359,6945,6311.59%
2013365,3255,6311.57%
2014370,9565,6311.54%
2015376,5875,6311.52%
2016382,2185,6311.5%
2017387,8495,6311.47%
2018393,4805,6311.45%
2019399,1115,6311.43%
2020404,7395,6281.41%
2021410,3705,6311.39%
2022416,0015,6311.37%
2023421,6325,6311.35%
showing: 14 rows
2023 Growth Rate
1.35% (5,631)
County Website
Placer County
County Seat
Auburn
2010 Population
348,432
Growth Since 2010
21.01% (73,200)

Placer County, California Population 2023

Population by Race

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Race
Population
Percentage (of total)
White311,59177.83%
Asian34,0118.5%
Two or more races32,0288%
Other race13,5323.38%
Black or African American6,4151.6%
Native American1,9520.49%
Native Hawaiian or Pacific Islander8010.2%
showing: 7 rows

White

Asian

Two or more races

Other race

Black or African American

Native American

Native Hawaiian or Pacific Islander

Placer County, California Population by Race

Placer County, California Population Pyramid 2023

Placer County, California Median Age

42.1

Total

40.7

Male

43.4

Female

Placer County, California Adults

There are 310,884 adults, (77,770 of whom are seniors) in Placer County, California.

Placer County, California Age Dependency

71.7

Age Dependency Ratio

33.4

Old Age Dependency Ratio

38.4

Child Dependency Ratio

Placer County, California Sex Ratio

Female203,41850.81%
Male196,91249.19%

Placer County, California Population by Age

Placer County, California Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All149,7142.6573.426.6
Married87,1213.2183.816.2
Non Family43,0831.2759.440.6
Female12,9513.2455.344.7
Male6,55936238
showing: 5 rows

3.13

Average Family Size

2.65

Average Household Size

73.4%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Placer County, California Households and Families

Male

Female

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Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Placer County, California Educational Attainment by Sex (over 25)

Placer County, California Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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The highest rate of high school graduation is among white people with a rate of 86%.

The highest rate of bachelors degrees is among asian people with a rate of 55.14%.

Placer County, California Educational Attainment by Race

All

Male

Female

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$63,060

Average Earnings

$75,800

Average Male

$50,906

Average Female

Placer County, California Earnings by Educational Attainment

Placer County, California Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Placer County, California Language

84.44% of Placer County, California residents speak only English, while 15.56% speak other languages. The non-English language spoken by the largest group is Asian and Pacific Island languages, which is spoken by 7.04% of the population.

Placer County, California Language

Placer County, California Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
White279,39717,4296.24%
Hispanic57,8896,31610.91%
Other13,2462,28417.24%
Multiple31,7842,1276.69%
Asian33,7521,8605.51%
Black6,2074276.88%
Native1,94424212.45%
Islander790415.19%
showing: 8 rows

6.96%

Overall Poverty Rate

6.4%

Male Poverty Rate

7.5%

Female Poverty Rate

Poverty in Placer County, California

The race most likely to be in poverty in Placer County, California is Other, with 17.24% below the poverty level.

The race least likely to be in poverty in Placer County, California is Islander, with 5.19% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.33%. Among those working part-time, it was 7.58%, and for those that did not work, the poverty rate was 12.97%.

Placer County, California Poverty

rate

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Rate
Poverty
Less Than 9th Grade19.92%
High School10.3%
Some College6.49%
Bachelors or Greater3.63%
showing: 4 rows

Placer County, California Poverty Rate by Education

rate

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Rate
Poverty
Female Unemployed17.74%
Male Unemployed14.34%
Female Employed3.78%
Male Employed2.81%
showing: 4 rows

Placer County, California Poverty Rate by Employment Status and Sex

Placer County, California Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

Placer County, California Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

56.7%

Overall Marriage Rate

58.8%

Male Marriage Rate

54.6%

Female Marriage Rate

Placer County, California Married by Age and Sex

male

female

Placer County, California Marriage

The age group where males are most likely to be married is 45-54, while the female age group most likely to be married is 35-44.

Placer County, California Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Placer County, California Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

25,091

Number of Veterans

22,977

Male Veterans

2,114

Female Veterans

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Placer County, California Veterans by War

count

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Placer County, California Veterans by Age

count

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Placer County, California Veterans by Race

Placer County, California Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

6.35%

Veteran Poverty Rate

27.62%

Veteran Disability Rate

Placer County, California Veterans by Education

LaborForceParticipation

60.6%

Labor Force Participation

57.7%

Employment Rate

4.3%

Unemployment Rate

Placer County, California Employment by Age

LaborForceParticipation

Placer County, California Employment by Race

LaborForceParticipation

Placer County, California Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

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

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

65.53%

Born in Placer County, California

89.03%

Native Born

11.82%

Foreign Born

4.09%

Non Citizen

7.73%

Naturalized

Place of Birth

89.03% of Placer County, California residents were born in the United States, with 65.53% having been born in California. 4.09% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Placer County, California Place of Birth

Sources