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World Population Review
Maricopa County, Arizona Population 2021
Maricopa County, Arizona's estimated population is 4,651,440 with a growth rate of 1.82% in the past year according to the most recent United States census data. Maricopa County, Arizona is the 2nd largest county in Arizona. The 2010 Population was 3,825,110 and has seen a growth of 21.60% since this time.
Note: 2020 and 2021 data is projected
| Year | Population | Growth | Growth Rate |
|---|---|---|---|
| 2021 | 4,651,440 | 83,020 | 1.82% |
| 2020 | 4,568,420 | 83,010 | 1.85% |
| 2019 | 4,485,410 | 83,010 | 1.89% |
| 2018 | 4,402,400 | 75,220 | 1.74% |
| 2017 | 4,327,180 | 71,040 | 1.67% |
| 2016 | 4,256,140 | 83,240 | 1.99% |
| 2015 | 4,172,900 | 79,250 | 1.94% |
| 2014 | 4,093,650 | 75,930 | 1.89% |
| 2013 | 4,017,720 | 70,220 | 1.78% |
| 2012 | 3,947,500 | 72,500 | 1.87% |
| 2011 | 3,875,000 | 49,890 | 1.30% |
| 2010 | 3,825,110 | 1,703,010 | 80.25% |
| 1990 | 2,122,100 | 613,050 | 40.62% |
| 1980 | 1,509,050 | 541,528 | 55.97% |
| 1970 | 967,522 | 304,012 | 45.82% |
| 1960 | 663,510 | 331,740 | 99.99% |
| 1950 | 331,770 | 145,577 | 78.19% |
| 1940 | 186,193 | 35,223 | 23.33% |
| 1930 | 150,970 | 61,394 | 68.54% |
| 1920 | 89,576 | 55,088 | 159.73% |
| 1910 | 34,488 | 14,031 | 68.59% |
| 1900 | 20,457 | 9,471 | 86.21% |
| 1890 | 10,986 | 5,297 | 93.11% |
| 1880 | 5,689 | 0.00% |
2021 Growth Rate
1.82%
County Website
State
Founded
February 14, 1871
County Seat
Lat./Long.
2010 Population
3,825,110
Growth Since 2010
21.60%
Maricopa County, Arizona Population Growth
| Race | Population | Percentage |
|---|---|---|
| White | 3,360,306 | 77.63% |
| Some Other Race | 288,830 | 6.67% |
| Black or African American | 243,640 | 5.63% |
| Asian | 181,352 | 4.19% |
| Two or More Races | 159,113 | 3.68% |
| American Indian and Alaska Native | 85,876 | 1.98% |
| Native Hawaiian and Other Pacific Islander | 9,694 | 0.22% |
Maricopa County, Arizona Population by Race
Maricopa County, Arizona Population Pyramid $2021
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Maricopa County, Arizona Population by Age
Maricopa County, Arizona Households and Families
| Type | Count | Average Size | Owned |
|---|---|---|---|
| All | 1,552,100 | 2.75 | 62.2 |
| Married | 740,780 | 3.4 | 77.2 |
| Non Family | 533,373 | 1.35 | 50 |
| Female | 189,712 | 3.74 | 43.5 |
| Male | 88,231 | 3.7 | 50.5 |
3.37
Average Family Size
2.75
Average Household Size
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Maricopa County, Arizona Households by Type
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| Education Attained | Count | Percentage |
|---|---|---|
| Less Than 9th Grade | 161,021 | 5.59% |
| 9th to 12th Grade | 192,329 | 6.68% |
| High School Graduate | 644,671 | 22.39% |
| Some College | 694,273 | 24.12% |
| Associates Degree | 245,204 | 8.52% |
| Bachelors Degree | 597,872 | 20.77% |
| Graduate Degree | 343,445 | 11.93% |
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Maricopa County, Arizona Educational Attainment by Sex (over 25)
Maricopa County, Arizona Educational Attainment by Race
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| Race | Total | High School | Bachelors |
|---|---|---|---|
| White | 1,797,540 | 1,710,090 | 703,827 |
| Hispanic | 717,281 | 488,875 | 97,155 |
| Other Race | 163,221 | 100,847 | 16,867 |
| Black | 149,208 | 134,697 | 39,039 |
| Asian | 127,669 | 113,363 | 76,407 |
| 2+ Races | 64,183 | 57,857 | 20,455 |
| Native American | 50,206 | 41,825 | 8,797 |
| Islander | 6,253 | 5,435 | 1,258 |
The highest rate of high school graduation is among white people with a rate of 95.14%.
The highest rate of bachelors degrees is among asian people with a rate of 59.85%.
Maricopa County, Arizona Educational Attainment by Race
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$41,080
Average Earnings
$46,040
Average Male
$36,032
Average Female
Maricopa County, Arizona Earnings by Educational Attainment
Maricopa County, Arizona Language by Age
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Maricopa County, Arizona Language
73.01% of Maricopa County, Arizona residents speak only English, while 26.99% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 20.40% of the population.
Maricopa County, Arizona Language
Maricopa County, Arizona Poverty by Race
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| Name | Total | In Poverty | Poverty Rate |
|---|---|---|---|
| Hispanic | 1,326,020 | 287,668 | 21.69% |
| White | 2,362,420 | 205,499 | 8.70% |
| Other | 283,925 | 67,293 | 23.70% |
| Black | 238,104 | 46,385 | 19.48% |
| Multiple | 156,373 | 23,695 | 15.15% |
| Asian | 179,450 | 20,371 | 11.35% |
| Native | 83,571 | 19,571 | 23.42% |
| Islander | 9,542 | 1,165 | 12.21% |
13.77%
Overall Poverty Rate
12.84%
Male Poverty Rate
14.68%
Female Poverty Rate
Poverty in Maricopa County, Arizona
The race most likely to be in poverty in Maricopa County, Arizona is Other, with 23.70% below the poverty level.
The race least likely to be in poverty in Maricopa County, Arizona is White, with 8.70% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 3.27%. Among those working part-time, it was 16.33%, and for those that did not work, the poverty rate was 20.99%.
Maricopa County, Arizona Poverty
Maricopa County, Arizona Poverty Rate by Education
Maricopa County, Arizona Marital Status
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Marriage Rates
47.0%
Overall Marriage Rate
48.2%
Male Marriage Rate
45.8%
Female Marriage Rate
Maricopa County, Arizona Married by Age and Sex
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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
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Maricopa County, Arizona Marital Status
Maricopa County, Arizona Veterans by War
Maricopa County, Arizona Veterans by Age
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| Name | Veterans | % of Total |
|---|---|---|
| White | 222,450 | 8.54% |
| Hispanic | 29,892 | 3.39% |
| Black | 14,574 | 8.28% |
| Other Race | 5,239 | 2.61% |
| 2+ Races | 4,675 | 5.65% |
| Asian | 3,536 | 2.45% |
| Native American | 2,880 | 4.74% |
| Islander | 479 | 6.55% |
Maricopa County, Arizona Veterans by Race
Maricopa County, Arizona Veterans by Education
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6.49%
Veteran Poverty Rate
27.79%
Veteran Disability Rate
Maricopa County, Arizona Veterans by Education
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64.2%
Labor Force Participation
60.8%
Employment Rate
5%
Unemployment Rate
Maricopa County, Arizona Employment by Age
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Maricopa County, Arizona Employment by Race
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Maricopa County, Arizona 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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85.17%
Native Born
14.83%
Foreign Born
8.69%
Non Citizen
6.14%
Naturalized
Place of Birth
85.17% of Maricopa County, Arizona residents were born in the United States, with 38.39% having been born in Arizona. 8.69% 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
- US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
- Population of States and Counties of the United States: 1790 - 1990