Maricopa County, Arizona Population 2023

4,601,603

Maricopa County, Arizona's estimated 2023 population is 4,601,603 with a growth rate of 1.33% in the past year according to the most recent United States census data. Maricopa County, Arizona is the largest county in Arizona. The 2010 population was 3,817,117 and has seen a growth of 20.55% since that time.

Note: data after 2021 is projected based on recent change
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Maricopa County, Arizona Population 2023

Population by Race

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White

Other race

Two or more races

Black or African American

Asian

Native American

Native Hawaiian or Pacific Islander

Maricopa County, Arizona Population by Race

Maricopa County, Arizona Population Pyramid 2023

Maricopa County, Arizona Median Age

36.6

Total

35.5

Male

37.8

Female

Maricopa County, Arizona Adults

There are 3,361,761 adults, (671,096 of whom are seniors) in Maricopa County, Arizona.

Maricopa County, Arizona Age Dependency

64

Age Dependency Ratio

24.9

Old Age Dependency Ratio

39.1

Child Dependency Ratio

Maricopa County, Arizona Sex Ratio

Female2,230,81250.55%
Male2,181,96749.45%

Maricopa County, Arizona Population by Age

Maricopa County, Arizona Renter vs Owner Occupied by Household Type

3.33

Average Family Size

2.73

Average Household Size

63.2%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Maricopa County, Arizona 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

Maricopa County, Arizona Educational Attainment by Sex (over 25)

Maricopa County, Arizona 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 84.02%.

The highest rate of bachelors degrees is among asian people with a rate of 50.98%.

Maricopa County, Arizona Educational Attainment by Race

All

Male

Female

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$42,130

Average Earnings

$47,395

Average Male

$37,307

Average Female

Maricopa County, Arizona Earnings by Educational Attainment

Maricopa County, Arizona Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Maricopa County, Arizona Language

73.39% of Maricopa County, Arizona residents speak only English, while 26.61% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 20.12% of the population.

Maricopa County, Arizona Language

Maricopa County, Arizona Poverty by Race

rate

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15.63%

Overall Poverty Rate

11.86%

Male Poverty Rate

13.56%

Female Poverty Rate

Poverty in Maricopa County, Arizona

The race most likely to be in poverty in Maricopa County, Arizona is Native, with 27.86% below the poverty level.

The race least likely to be in poverty in Maricopa County, Arizona is White, with 9.47% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.78%. Among those working part-time, it was 15.37%, and for those that did not work, the poverty rate was 19.87%.

Maricopa County, Arizona Poverty

rate

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Maricopa County, Arizona Poverty Rate by Education

rate

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Maricopa County, Arizona Poverty Rate by Employment Status and Sex

Maricopa County, Arizona Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

Maricopa County, Arizona Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

47.1%

Overall Marriage Rate

48.4%

Male Marriage Rate

46.0%

Female Marriage Rate

Maricopa County, Arizona Married by Age and Sex

male

female

Maricopa County, Arizona Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 35-44.

Maricopa County, Arizona Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Maricopa County, Arizona Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

253,512

Number of Veterans

230,228

Male Veterans

23,284

Female Veterans

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Maricopa County, Arizona Veterans by War

count

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Maricopa County, Arizona Veterans by Age

count

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Maricopa County, Arizona Veterans by Race

Maricopa County, Arizona Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

6.53%

Veteran Poverty Rate

28.03%

Veteran Disability Rate

Maricopa County, Arizona Veterans by Education

LaborForceParticipation

64.6%

Labor Force Participation

61.1%

Employment Rate

5.1%

Unemployment Rate

Maricopa County, Arizona Employment by Age

LaborForceParticipation

Maricopa County, Arizona Employment by Race

LaborForceParticipation

Maricopa County, Arizona 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

38.44%

Born in Maricopa County, Arizona

85.12%

Native Born

14.7%

Foreign Born

8.39%

Non Citizen

6.31%

Naturalized

Place of Birth

85.12% of Maricopa County, Arizona residents were born in the United States, with 38.44% having been born in Arizona. 8.39% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Maricopa County, Arizona Place of Birth

Sources