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Maricopa County, Arizona Demographics 2026

Maricopa County, Arizona has a population of 4,559,748, the 1st most populous county in Arizona. The median household income is $89,300 and the median home value is $452,800. The poverty rate is 11.0%.

Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes

Maricopa County Quick Facts

Population 4,559,748
Median Household Income $89,300
Median Home Value $452,800
Poverty Rate 11.0%
Unemployment Rate 4.5%
Median Age 37.6 years
Homeownership Rate 65.2%
Affordability Ratio 5.1x
Bachelor's Degree+ 36.7%
High School Graduation 89.8%
Cities/Places 43
Population 4,559,748 1st of 15
Median Income $89,300 12% higher than state
Poverty Rate 11.0%
Unemployment 4.5%

How Maricopa County Changed

Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.

Metric2019–20232020–2024Change
Population4,491,9874,559,748+1.5%
Median household income$85,518$89,300+4.4%
Median home value$414,700$452,800+9.2%

Economy & Housing

Household Income Distribution

Under $25K 11.1%
$25K-$50K 15.1%
$50K-$100K 29.4%
$100K+ 44.5%
Detailed income brackets
Under $10K
4.3%
$10K-$15K
2.2%
$15K-$20K
2.2%
$20K-$25K
2.4%
$25K-$30K
2.7%
$30K-$35K
2.8%
$35K-$40K
3.0%
$40K-$45K
3.2%
$45K-$50K
3.3%
$50K-$60K
6.5%
$60K-$75K
9.3%
$75K-$100K
13.5%
$100K-$125K
11.5%
$125K-$150K
8.2%
$150K-$200K
10.6%
$200K+
14.1%

Employment

4.5% Unemployment Rate State: 5.1%|National: 5.2%
65.1% Labor Force Participation

Housing Overview

Owner 65.2%
Renter 34.8%
Affordability Index Expensive
5.1x home value to income ratio
Median gross rent $1,708/mo 23.0% of median household income annually

People & Demographics

Diversity Index

62out of 100
High Diversity

A diverse community with significant representation from multiple racial and ethnic groups.

State average: 62 | National average: 61

Education

Cities & Places in Maricopa County

CityPopulationMedian IncomePovertyHome Value
Phoenix1,642,323$81,33213.7%$420,700
Mesa511,764$82,75210.3%$408,000
Gilbert280,262$122,5515.3%$575,100
Chandler280,136$108,0957.9%$507,800
Glendale252,833$73,53015.1%$387,500
Scottsdale243,821$110,8867.3%$789,800
Peoria196,906$95,8158.4%$463,600
Tempe188,065$79,66315.8%$455,400
Surprise154,948$96,7118.6%$435,100
Goodyear107,645$103,3195.3%$471,300
Buckeye104,923$99,4868.0%$419,800
Avondale92,477$86,12310.9%$394,600
Queen Creek71,867$141,9783.8%$635,400
Apache Junction41,058$60,97510.6%$211,500
Sun City37,486$54,58611.2%$280,900
El Mirage36,088$78,05012.5%$321,900
Sun City West27,425$63,6857.6%$377,800
Fountain Hills23,789$112,6546.2%$622,900
Anthem22,584$120,6134.1%$569,900
New River18,240$134,2896.3%$640,600
Sun Lakes13,924$67,8539.4%$455,200
Paradise Valley12,611$247,1595.5%$2,000,000+
Wickenburg8,059$67,60012.8%$470,300
Tolleson7,668$59,62618.0%$306,400
Youngtown7,015$68,32110.4%$320,000
Litchfield Park6,916$126,2503.9%$577,000
Guadalupe5,272$51,35427.1%$271,300
Citrus Park5,115$141,0268.8%$722,500
Cave Creek5,091$107,0677.2%$906,100
Carefree3,683$147,16511.3%$1,088,100
Rio Verde2,261$131,7236.3%$774,100
Gila Bend1,363$52,25412.2%$116,200
Circle City1,089$41,87514.3%$214,700
Maricopa Colony836$34,62047.7%N/A
Gila Crossing830$60,35727.4%$374,100
Komatke809N/A10.8%N/A
St. Johns631N/A41.0%$378,000
Wittmann631N/A0.0%$236,900
Aguila284$72,7275.6%$423,800
Wintersburg152N/A19.7%N/A
Morristown138$59,9110.0%$490,000
Arlington37N/A0.0%N/A
Theba7N/A0.0%N/A

Explore Arizona Rankings

Cities by Population All cities ranked by size Richest Cities Ranked by median income Most Educated By bachelor's degree rate Most Affordable By housing affordability

Population Overview

Maricopa County is located in Arizona with a total population of 4,559,748. It is the 1st most populous county out of 15 in Arizona. The county encompasses 43 Census-designated places.

Age Demographics

The median age in Maricopa County is 37.6 years. This is 4% lower than the state median of 39.0 years.

Economy, Income & Housing

The median household income in Maricopa County is $89,300. This is 12% higher than the state median of $79,964. It is also 11% higher than the national median of $80,734. The poverty rate stands at 11.0%. This is 12% lower than the state poverty rate of 12.5%. The unemployment rate is 4.5%. This is 11% lower than the state rate of 5.1%. The median home value is $452,800. Housing costs are 15% higher than the state median of $394,500. The home-value-to-income ratio is 5.1x. 65.2% of occupied housing units are owner-occupied. This homeownership rate is 3% lower than the state average of 67.4%.

Race & Ethnicity

The largest racial or ethnic group in Maricopa County is White (non-Hispanic), making up 52.5% of the population. Hispanic or Latino residents account for 31.2%.

Education

36.7% of residents aged 25 and older hold a bachelor's degree or higher. This is 10% higher than the state rate of 33.3%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 89.8%.

Data Sources & Methodology

All figures for Maricopa County come from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates, with comparisons drawn against Arizona and national averages from the same dataset. See our methodology page for how each metric is defined, or data.census.gov for official tables with margins of error.

Frequently Asked Questions

What is the population of Maricopa County, Arizona?

Maricopa County has a population of 4,559,748, making it the 1st most populous county in Arizona.

What is the median income in Maricopa County?

The median household income in Maricopa County is $89,300 with a poverty rate of 11.0%.

How many cities are in Maricopa County, Arizona?

Maricopa County contains 43 Census-designated places.