Arizona Demographics 2026: Population, Income, Race & Trends Explained, Population Review

Population & Growth

Arizona's 7,268,175 residents make it the 14th-most populous US state. Over the long term, the state has been gaining population — +3610.4% from 1910 to 2024.

Population density: 64 people per square mile. By comparison, the US national average is roughly 94/sq mi, while New Jersey leads with ~1,260/sq mi and Alaska is the lowest at ~1.3/sq mi.

Race & Ethnicity

By Census ACS classification, Arizona is:

63.2% White (alone)
4.6% Black or African American
1.9% Asian
6.0% Hispanic or Latino (any race)
0.1% two or more races

Hispanic/Latino is counted as an ethnicity separate from race under Census methodology, so totals can exceed 100% in some breakdowns. The full racial composition (including Native Hawaiian, American Indian, etc.) is available on the Arizona state page.

Income & Economy

Median household income in Arizona is $76,872, with per-capita income at $40,736. 8.9% of residents live below the federal poverty line. Unemployment rate: 3.1%.

Income is concentrated in metro counties — see the county-level rankings on the cities ranking page and counties ranking page for sub-state variation.

Age & Households

Median age in Arizona: 38.8 years (US median ~39). The population is 49.9% male and 50.1% female.

Largest Cities in Arizona

Phoenix city — population 1,624,832
Tucson city — population 543,348
Mesa city — population 507,478
Chandler city — population 278,123
Gilbert town — population 271,118

Largest Counties in Arizona

Maricopa County — population 4,491,987
Pima County — population 1,049,947
Pinal County — population 449,219
Yavapai County — population 241,656
Mohave County — population 217,420

How Arizona Compares Nationally

By population: ranked 14th of 50 states. By median household income: see the richest states ranking. By population growth: see fastest growing states. By cost of living: see cheapest states to live.

See the complete Arizona state page with full demographic breakdown, age pyramid, languages, education, housing, and commute data →

Frequently Asked Questions

Arizona has a population of 7,268,175 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, ranking 14th among the 50 states. Population density is 64 people per square mile.

Arizona is gaining population, with a +3610.4% change since 1910 (204,354 → 7,268,175). This is reported via Census ACS rolling 5-year estimates; for monthly/annual estimates between Census years, see the Census Population Estimates Program.

63.2% of Arizona's population identifies as White, 4.6% as Black or African American, 1.9% as Asian, and 6.0% as Hispanic or Latino (any race). Hispanic/Latino is counted as an ethnicity separate from race under Census methodology, so totals may exceed 100%.

Median household income in Arizona is $76,872 per the 2023 ACS. Per-capita income: $40,736. 8.9% of residents live below the federal poverty line.

The median age in Arizona is 38.8 years. The population is 49.9% male and 50.1% female. Age distribution and population pyramids by 5-year age bands are visible on the Arizona state page.

The largest cities in Arizona by population: Phoenix city (1,624,832), Tucson city (543,348), Mesa city (507,478), Chandler city (278,123), Gilbert town (271,118).

California is the most populous US state at roughly 39 million, followed by Texas (~30M), Florida (~22M), New York (~20M), and Pennsylvania (~13M). Arizona ranks 14th. Detailed rankings update each ACS release cycle.

Across recent Census Population Estimates, West Virginia, Mississippi, Louisiana, and Illinois have shown the largest sustained population declines. Arizona's own trend is gaining. National state-by-state rankings are published annually by the Census Population Estimates Program.

All demographic data on this page comes from the US Census Bureau American Community Survey (ACS) 5-year estimates, currently the 2023 release. Historical population figures use Census Population Estimates Program annual estimates. Data is public domain and freely available at census.gov.