Maricopa County, Arizona Population 2024

4,615,909

Maricopa County, Arizona's estimated 2024 population is 4,615,909 with a growth rate of 0.66% 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 3,825,183 and has seen a growth of 20.67% since that time.

Note: data after 2022 is projected based on recent change
Year
Population
Growth
Change
20294,766,09930,0380.63%
20284,736,06130,0380.64%
20274,706,02330,0380.64%
20264,675,98530,0380.65%
20254,645,94730,0380.65%
20244,615,90930,0380.66%
20234,585,87130,0380.66%
20224,555,83356,3951.25%
20214,499,43854,3791.22%
20204,445,059-47,202-1.05%
20194,492,26186,9551.97%
20184,405,30676,0791.76%
20174,329,22771,2081.67%
20164,258,01983,5962%
20154,174,42379,5811.94%
20144,094,84276,1851.9%
20134,018,65770,4921.79%
20123,948,16572,7941.88%
20113,875,37150,1881.31%
20103,825,18300%
19902,122,101613,04940.62%
19801,509,052541,53055.97%
1970967,522304,01245.82%
1960663,510331,74099.99%
1950331,770145,57778.19%
1940186,19335,22323.33%
1930150,97061,39468.54%
192089,57655,088159.73%
191034,48814,03168.59%
190020,4579,47186.21%
189010,9865,29793.11%
18805,689-4,760,410-99.88%
2024 Growth Rate
0.66% (30,038)
County Website
Maricopa County
State
Arizona
County Seat
Phoenix
2020 Population
4,445,059
Area
9202 mi²
Density
502 people/mi²
Growth Since 2020
3.84% (170,850)
Founded
February 14, 1871

Population by Race

Race
Population
Percentage (of total)
White2,954,18266.67%
Two or more races602,00013.59%
Other race339,8817.67%
Black or African American252,6905.7%
Asian189,6274.28%
Native American83,2961.88%
Native Hawaiian or Pacific Islander9,1950.21%

White

Two or more races

Other race

Black or African American

Asian

Native American

Native Hawaiian or Pacific Islander

Maricopa County, Arizona Population by Race

Maricopa County, Arizona Population Pyramid 2024

Maricopa County, Arizona Median Age

37.1

Total

36.1

Male

38.2

Female

Maricopa County, Arizona Adults

There are 3,406,731 adults, (692,770 of whom are seniors) in Maricopa County, Arizona.

Maricopa County, Arizona Age Dependency

63.3

Age Dependency Ratio

25.5

Old Age Dependency Ratio

37.7

Child Dependency Ratio

Maricopa County, Arizona Sex Ratio

Female2,222,72150.16%
Male2,208,15049.84%

Maricopa County, Arizona Population by Age

Maricopa County, Arizona Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All1,665,5602.6264.335.7
Married790,8883.2680.219.8
Non Family573,7601.3350.149.9
Female202,6993.4647.552.5
Male98,2133.3153.846.2

3.19

Average Family Size

2.62

Average Household Size

64.3%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Maricopa County, Arizona Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade176,6635.91%
Associates Degree269,4769.02%
Bachelors Degree655,11221.93%
Graduate Degree389,96113.05%
High School Graduate659,51722.08%
Less Than 9th Grade146,6874.91%
Some College689,79923.09%

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

Race
Total
High School
Bachelors
White1,797,0441,722,274747,902
Hispanic773,079562,089125,174
2+ Races317,297248,11174,085
Other Race206,916144,50029,672
Black158,133144,86446,554
Asian135,712122,06682,991
Native American50,36041,1619,289
Islander6,0675,2351,608

The highest rate of high school graduation is among white people with a rate of 95.84%.

The highest rate of bachelors degrees is among asian people with a rate of 61.15%.

Maricopa County, Arizona Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$65,791$80,193$55,261
Graduate Degree$82,506$102,635$69,335
High School Graduate$38,423$43,129$33,151
Less Than 9th Grade$31,969$35,247$25,546
Overall$49,853$55,885$43,931
Some College$46,174$52,880$40,289

$49,853

Average Earnings

$55,885

Average Male

$43,931

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

73.57% of Maricopa County, Arizona residents speak only English, while 26.43% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 20.07% of the population.

Maricopa County, Arizona Language

Maricopa County, Arizona Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
Hispanic1,385,298231,17116.69%
White2,326,586179,7767.73%
Multiple596,18282,32513.81%
Other334,18958,20717.42%
Black246,58143,46917.63%
Asian187,91619,31810.28%
Native80,35416,48020.51%
Islander9,09391310.04%

11.53%

Overall Poverty Rate

10.64%

Male Poverty Rate

12.41%

Female Poverty Rate

Poverty in Maricopa County, Arizona

The race most likely to be in poverty in Maricopa County, Arizona is Native, with 20.51% below the poverty level.

The race least likely to be in poverty in Maricopa County, Arizona is White, with 7.73% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.37%. Among those working part-time, it was 14.15%, and for those that did not work, the poverty rate was 19.25%.

Maricopa County, Arizona Poverty

rate

Rate
Poverty
Less Than 9th Grade21.98%
High School12.14%
Some College8.64%
Bachelors or Greater4.64%

Maricopa County, Arizona Poverty Rate by Education

rate

Rate
Poverty
Female Unemployed27.71%
Male Unemployed24.44%
Female Employed5.57%
Male Employed4.88%

Maricopa County, Arizona Poverty Rate by Employment Status and Sex

Maricopa County, Arizona Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$94,672$123,680
Households$80,675$108,596
Married Families$111,782$142,666
Non Families$52,735$73,269

mean

median

Income by Household Type

Maricopa County, Arizona Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

47.7%

Overall Marriage Rate

48.8%

Male Marriage Rate

46.5%

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 45-54.

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

244,160

Number of Veterans

221,171

Male Veterans

22,989

Female Veterans

War
Veterans
Vietnam83,810
Second Gulf War58,680
First Gulf War57,336
Korea13,504
World War II3,729

Maricopa County, Arizona Veterans by War

count

Age Group
Veterans
75+60,912
35 to 5459,754
65 to 7457,863
55 to 6441,650
18 to 3423,981

Maricopa County, Arizona Veterans by Age

count

Name
Veterans
% of Total
White196,1668.32%
Hispanic33,2593.5%
2+ Races16,3624.19%
Black16,3448.86%
Other Race7,6733.08%
Native American3,6485.97%
Asian3,4942.3%
Islander4736.76%

Maricopa County, Arizona Veterans by Race

Maricopa County, Arizona Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

6.62%

Veteran Poverty Rate

27.46%

Veteran Disability Rate

Maricopa County, Arizona Veterans by Education

LaborForceParticipation

65%

Labor Force Participation

61.7%

Employment Rate

4.8%

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

38.58%

Born in Maricopa County, Arizona

85.49%

Native Born

14.51%

Foreign Born

7.91%

Non Citizen

6.6%

Naturalized

Place of Birth

85.49% of Maricopa County, Arizona residents were born in the United States, with 38.58% having been born in Arizona. 7.91% 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