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COUNTY

Maricopa County

Arizona · 4,689,558 residents (2025 est.) · 9,202 sq mi
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Part of the Phoenix metro area
The short version

Maricopa County is a county of 4,559,748 people in Arizona. Growth has run 48% since 2000, or 1,487,599 more people. Few US counties rank higher on income. The typical home is worth $452,800, having more than tripled since 2000. Households earn $89,300 at the median, near the US median. About 37% of adults have finished a four-year degree.

At a glance
Wealthier
median household income $89,300, above the US median
US median: $82,259
Mid-age
median age 37.6
US median: 38.9
Average education
37% hold a bachelor's degree
US average: 36%
Less affordable
home values up 104%, inflation adjusted
US median home: $376,019
Unique to this place

What stands out about Maricopa County

What changed most since 1990

  • Population2,122,101 → 4,559,748 (+115%)US over the same years: +35%
  • Median home value (2024 dollars)$203,286 → $452,800 (+123%)US over the same years: +67%
  • White share77.3% → 52.5% (−24.9 pts)US over the same years: −17.8 pts

Among the 15 counties in Arizona

  • 1st in household income$89,300
  • 3rd in share with a bachelor's degree36.7%
  • 1st in home value$452,800
  • 1st in diversity score77.3
Section 01

Population & growth

Total population
4,559,748
+48%since 2000
from 3,072,149 in 2000
4,689,558 in 2025 (Census Bureau estimate)
1990 – 2025
Population density
496 / sq mi
+48%since 2000
from 334 / sq mi in 2000
US average: 281
Median age
37.6
+14%since 2000
from 33.0 in 2000
US average: 38.9
Land area
9,202 sq mi
Population, 1990 – 2024
1.9M2.6M3.3M4.1M4.8M19902000201020202024Maricopa County
20244.6M
1990201020202024
Age distribution, 2024
Under 55.6%(256,368)
US avg: 5.6%
5 to 96.1%(278,665)
US avg: 6%
10 to 146.6%(300,902)
US avg: 6.4%
15 to 196.7%(307,105)
US avg: 6.6%
20 to 246.6%(302,818)
US avg: 6.5%
25 to 3414.6%(667,535)
US avg: 13.7%
35 to 4413.4%(609,751)
US avg: 13.2%
45 to 5412.3%(560,093)
US avg: 12.2%
55 to 6411.7%(533,697)
US avg: 12.7%
65 to 749.3%(425,078)
US avg: 10.2%
75 to 845.2%(236,257)
US avg: 5.1%
85 and over1.8%(81,479)
US avg: 1.9%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

Median household income
$89,300
+8%inflation adjusted, since 2000
from $45,358 in 2000
US average: $82,259
1990 – 2024
Per capita income
$46,183
+108%since 2000
from $22,251 in 2000
US average: $44,673
Households earning $100K+
58.0%
+22.7 ptssince 2009
from 35.2% in 2009
US average: 53.3%
Poverty rate
11.0%
−0.8 ptssince 2000
from 11.7% in 2000
US average: 12.5%
Income inequality (Gini)
0.458
+1%since 2010
from 0.452 in 2010
US average: 0.476
Workforce by industry, 2024
Information11.8%
US avg: 10.8%
Other services10.5%
US avg: 6.7%
Retail trade7.9%
US avg: 9.9%
Wholesale trade7.9%
US avg: 6.9%
Public administration7.9%
US avg: 4.8%
Finance & insurance6%
US avg: 5.9%
Professional, scientific, technical5.2%
US avg: 5.1%
Transportation & warehousing2.2%
US avg: 2.2%
Arts, entertainment, food1.7%
US avg: 1.9%
Education & health services0.8%
US avg: 0.9%
Agriculture, forestry, fishing0.5%
US avg: 1.6%
Construction0.4%
US avg: 1.2%
Manufacturing0.2%
US avg: 0.4%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 03

Housing

Median home value
$452,800
+104%inflation adjusted, since 2000
from $122,000 in 2000
US average: $376,019
1990 – 2024
Median gross rent
$1,708
+41%inflation adjusted, since 2000
from $666 in 2000
US average: $1,442
Owner-occupied
65.2%
−2.3 ptssince 2000
from 67.5% in 2000
34.8% rent
Vacancy rate
8.2%
−4.4 ptssince 2009
from 12.6% in 2009
US average: 10.0%
Persons per household
2.59 people
−9%since 2009
from 2.85 people in 2009
US average: 2.54
Owner cost-burdened
21.3%
−11.4 ptssince 2009
from 32.7% in 2009
US average: 22.9%
Renter cost-burdened
49.8%
+2.7 ptssince 2009
from 47.1% in 2009
US average: 47.4%
Afford Score
5.1
+15%since 2009
from 4.4 in 2009
1990 – 2024
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Gentrification Score
74
Our index, 0 to 100. Higher means faster recent growth in incomes, home values, and college degrees.
Section 04

Race & ethnicity

2000
White, non-Hispanic66.2%(2,034,530)
Black3.5%(108,521)
Hispanic / Latino24.8%(763,341)
Asian2.1%(64,562)
Other0%
2024
White, non-Hispanic52.5%(2,393,224)
Black5.4%(247,521)
Hispanic / Latino31.2%(1,422,451)
Asian4.5%(203,198)
Other6.4%(293,354)
Diversity Score
77
+12%since 2009
from 69 in 2009
1990 – 2024
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Segregation Score
41
−6%since 2020
from 43 in 2020
Our index, 0 to 100. Higher means White and non-White residents are more separated across neighborhoods.
Section 04 · Origins

Detailed origins & ancestry

Hispanic origin
Mexican26.3%(1,201,081)
Central American1.2%(53,085)
Puerto Rican0.7%(33,945)
South American0.6%(27,963)
Spaniard0.5%(22,202)
Guatemalan0.5%(22,044)
Cuban0.4%(18,465)
Salvadoran0.4%(17,512)
Colombian0.2%(9,678)
Dominican0.1%(6,075)
Peruvian0.1%(5,895)
Honduran0.1%(5,477)
+ 10 more hispanic origin groups with data
Argentine0.1%(3,319)
Nicaraguan0.1%(2,949)
Ecuadorian0.1%(2,716)
Panamanian0.1%(2,700)
Venezuelan0.1%(2,656)
Costa Rican0%(2,147)
Chilean0%(1,970)
Bolivian0%(677)
Uruguayan0%(286)
Paraguayan0%(216)
Asian origin
Asian Indian1.3%(61,192)
Chinese0.8%(34,838)
Filipino0.8%(34,647)
Vietnamese0.6%(25,540)
Korean0.3%(13,703)
Japanese0.2%(8,128)
Burmese0.1%(3,009)
Taiwanese0.1%(2,568)
Cambodian0.1%(2,563)
Pakistani0.1%(2,548)
Thai0.1%(2,479)
Bangladeshi0%(1,850)
+ 12 more asian origin groups with data
Kazakh0%(1,711)
Nepalese0%(1,581)
Laotian0%(1,573)
Indonesian0%(1,095)
Sri Lankan0%(517)
Hmong0%(370)
Malaysian0%(137)
Mongolian0%(80)
Bhutanese0%(46)
Okinawan0%(23)
Uzbek0%(13)
Pacific Islander origin
Native Hawaiian0.2%(10,498)
Samoan0.1%(4,092)
Chamorro0.1%(3,245)
Tongan0%(1,454)
Guamanian0%(451)
Fijian0%(290)
Chuukese0%(139)
Ancestry
German12.4%(565,401)
English9.8%(447,238)
Irish8.8%(400,177)
Italian4.4%(202,689)
American4.2%(191,992)
Polish2.2%(102,267)
French1.7%(78,124)
Scottish1.7%(76,148)
Norwegian1.6%(74,125)
Swedish1.3%(60,244)
Dutch0.9%(40,965)
+ 51 more ancestry groups with data
Arab0.7%(30,744)
Russian0.6%(29,251)
Scotch-Irish0.6%(26,736)
Danish0.5%(23,741)
Welsh0.5%(23,068)
British0.5%(21,529)
Czech0.4%(17,042)
Greek0.4%(16,768)
Hungarian0.4%(16,165)
French Canadian0.3%(15,172)
West Indian0.3%(12,329)
Canadian0.3%(12,312)
Portuguese0.3%(12,280)
Swiss0.2%(11,211)
Romanian0.2%(10,634)
Ukrainian0.2%(10,341)
Finnish0.2%(9,835)
Austrian0.2%(8,857)
Lebanese0.2%(8,075)
Lithuanian0.2%(7,346)
Nigerian0.2%(7,022)
Iranian0.1%(6,769)
Croatian0.1%(6,569)
Iraqi0.1%(5,964)
Slovak0.1%(5,958)
Jamaican0.1%(5,455)
Serbian0.1%(5,252)
Belgian0.1%(4,011)
Armenian0.1%(3,714)
Ethiopian0.1%(3,545)
Egyptian0.1%(3,069)
Brazilian0.1%(2,978)
Turkish0.1%(2,770)
Syrian0.1%(2,464)
Slovene0%(2,081)
Haitian0%(1,986)
Somali0%(1,808)
Jordanian0%(1,741)
Palestinian0%(1,741)
Bulgarian0%(1,729)
Israeli0%(1,607)
Australian0%(1,549)
Kenyan0%(1,266)
Latvian0%(1,010)
Moroccan0%(925)
Ghanaian0%(893)
Macedonian0%(665)
Barbadian0%(605)
Guyanese0%(601)
Section 05

Education

Bachelor's degree or higher
36.7%
+10.8 ptssince 2000
from 25.9% in 2000
US average: 35.6%
High school or higher
89.8%
+7.3 ptssince 2000
from 82.5% in 2000
US average: 89.6%
Graduate degree
14.0%
+5.3 ptssince 2000
from 8.7% in 2000
US average: 14.0%
Section 06

Commute & transportation

Average commute
26.0 min
+47%since 2000
from 17.6 min in 2000
US average: 26.5
Drive alone to work
64.8%
−10.4 ptssince 2009
from 75.2% in 2009
US average: 68.9%
Carpooled to work
9.5%
−4.0 ptssince 2009
from 13.5% in 2009
US average: 8.5%
Public transit
1.2%
−1.3 ptssince 2009
from 2.5% in 2009
US average: 3.2%
Worked from home
20.8%
+16.1 ptssince 2009
from 4.7% in 2009
US average: 15.0%
Walked to work
1.4%
−0.4 ptssince 2009
from 1.7% in 2009
US average: 2.4%
Biked to work
0.4%
−0.4 ptssince 2009
from 0.8% in 2009
US average: 0.4%
No vehicle available
5.1%
−1.0 ptssince 2009
from 6.1% in 2009
US average: 8.3%
Section 07

Work & employment

Unemployment rate
4.5%
−3.8 ptssince 2011
from 8.3% in 2011
US average: 5.2%
Labor force participation
65.1%
−0.4 ptssince 2011
from 65.5% in 2011
US average: 63.5%
Women 20-64 in the labor force
74.4%
+1.6 ptssince 2020
from 72.8% in 2020
US average: 74.6%
Self-employed
10.8%
+0.2 ptssince 2009
from 10.7% in 2009
US average: 13.1%
Management & professional
43.2%
+8.8 ptssince 2009
from 34.4% in 2009
US average: 42.5%
Section 08

People & community

Male
49.7%
−0.7 ptssince 2009
from 50.4% in 2009
Female
50.3%
+0.7 ptssince 2009
from 49.6% in 2009
Foreign born
14.5%
−2.3 ptssince 2009
from 16.8% in 2009
US average: 14.1%
Veterans
6.6%
−3.8 ptssince 2009
from 10.4% in 2009
US average: 6.2%
With a disability
12.2%
+2.4 ptssince 2012
from 9.8% in 2012
US average: 13.3%
Uninsured
10.6%
−6.6 ptssince 2013
from 17.2% in 2013
US average: 8.4%
Broadband at home
93.1%
+11.4 ptssince 2017
from 81.7% in 2017
US average: 91.0%
Computer in household
97.2%
+2.4 ptssince 2020
from 94.8% in 2020
US average: 95.5%
Same house as last year
85.9%
+2.5 ptssince 2020
from 83.4% in 2020
US average: 87.7%
English only at home
74.0%
+0.4 ptssince 2016
from 73.6% in 2016
US average: 77.7%
Spanish at home
19.4%
−0.9 ptssince 2016
from 20.3% in 2016
US average: 13.6%
Marital status
Men 15+
Never married38.5%(708,631)
Married49.7%(915,588)
Widowed2.4%(43,790)
Divorced9.4%(172,874)
Women 15+
Never married32.1%(604,764)
Married47.8%(899,520)
Widowed7.2%(135,577)
Divorced12.9%(243,069)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09

Health coverage

Uninsured
10.6%
−6.6 ptssince 2013
from 17.2% in 2013
US average: 8.4%
Employer-based
55.4%
+1.4 ptssince 2020
from 54.0% in 2020
US average: 54.8%
Direct-purchase
12.4%
−0.1 ptssince 2020
from 12.5% in 2020
US average: 13.8%
Medicare
16.7%
+0.4 ptssince 2020
from 16.3% in 2020
US average: 18.4%
Medicaid
18.2%
−1.0 ptssince 2020
from 19.2% in 2020
US average: 20.9%
VA health care
2.1%
−0.1 ptssince 2020
from 2.2% in 2020
US average: 2.2%
Any private
66.6%
+1.1 ptssince 2020
from 65.5% in 2020
US average: 67.1%
Any public
33.4%
−0.5 ptssince 2020
from 33.9% in 2020
US average: 36.7%

Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.

Section 09 · Service history

Veterans

Veterans by period of service, 2024
Gulf War (2001 or later)26.4%(61,695)
US avg: 26.4%
Gulf War (1990s)24.1%(56,254)
US avg: 24.3%
Vietnam era33.4%(77,996)
US avg: 33.1%
Korean War4.2%(9,824)
US avg: 4.5%
World War II1%(2,308)
US avg: 1%

Share of the 233,313 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.

BAR + DOT: THIS PLACE · TICK: US AVERAGE
Over time

Maricopa County, decade by decade

Maricopa County population, inflation-adjusted income and home value, education, and diversity by year
YearPopulationMedian household incomeMedian home valueBachelor's degree+Diversity score
19902,122,101$73,915$203,28622.1%46.8
20003,072,149$82,627$222,24225.9%62.1
20103,817,117$79,199$343,24329.0%70.5
20204,420,568$82,175$337,79533.4%76.8
20244,559,748$89,300$452,80036.7%77.3

Census years come from the decennial census and the latest year from the American Community Survey, so part of any change between those two rows can reflect the different surveys. Dollar figures are adjusted for inflation to 2024 dollars; a figure ending in "+" was at the Census Bureau's reporting cap that year. The diversity score runs from 0 to 100; see how it's calculated.

Drill deeper

Places similar to Maricopa County

Cook County
Pop 5,194,625
Harris County
Pop 5,045,026
Riverside County
Pop 2,544,916
San Diego County
Pop 3,282,248
Places similar to Maricopa County
Head to head

Compare Maricopa County to nearby counties

MARICOPA COUNTY VS
Pinal County
Income$80,266−10%
Home value$349,000−23%
Population539,380−88%
SEE FULL COMPARISON →
MARICOPA COUNTY VS
Yavapai County
Income$69,613−22%
Home value$425,200−6%
Population252,552−95%
SEE FULL COMPARISON →
MARICOPA COUNTY VS
Yuma County
Income$62,876−30%
Home value$217,800−52%
Population224,449−95%
SEE FULL COMPARISON →
MARICOPA COUNTY VS
La Paz County
Income$49,478−45%
Home value$135,800−70%
Population16,711−100%
SEE FULL COMPARISON →
Frequently asked

How many people live in Maricopa County, Arizona?

Maricopa County, Arizona has about 4,559,748 residents according to the 2024 American Community Survey.

What is the median household income in Maricopa County, Arizona?

The typical household in Maricopa County, Arizona earns about $89,300 a year. Half of households make more than that, and half make less.

Is Maricopa County, Arizona expensive?

In Maricopa County, Arizona, the median home is worth about $452,800, and the typical rent is about $1,708 a month.

How educated are people in Maricopa County, Arizona?

About 36.7% of adults age 25 and over in Maricopa County, Arizona hold a bachelor's degree or higher.

What is the poverty rate in Maricopa County, Arizona?

About 11.0% of people in Maricopa County, Arizona live below the federal poverty line.

Has Maricopa County, Arizona grown since 1990?

Yes, Maricopa County, Arizona has grown since 1990. The population has added about 2,437,647 residents, a change of about 115 percent over that period.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →

Maricopa County, Arizona: demographics, income & housing data · CensusEasy