Population: Maricopa County

Latest value, 2025

4,689,558persons

Source: U.S. Census Bureau
Retrieved 2026-10-08
Published 2026-03-26

Definition

Resident population. Spain and the EU: 1 January, with Spanish figures from the official municipal register (Padrón). United States: Census Bureau population estimates for 1 July.

For Denmark, Statistics Denmark counts the registered resident population on 1 January. Greenland and the Faroe Islands are excluded. The annual series selects the first-quarter reference date from FOLK1A.

Evolution

4,453,8284,567,2924,680,755202020212022202320242025
Value
PeriodValue
20254,689,558
20244,654,147
20234,601,077
20224,559,561
20214,500,059
20204,445,025

Comparison with related places

Place2025
Maricopa County4,689,558
Arizona7,623,818
United States341,784,857
Pima County1,074,685
Pinal County539,380
Yavapai County252,552
Mohave County228,102
Yuma County224,449

How to cite

U.S. Census Bureau. Annual estimates of the resident population for the United States, states and counties, 1 July (Population Estimates Program). https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/. Retrieved 2026-10-08.

Get this figure from your agent

Call get_value through the MCP server or the REST API.

get_value {"indicator":"population","place":"us-county-04013"}
GET https://invokely.ai/api/v1/value?indicator=population&place=us-county-04013

Other indicators for Maricopa County

Statistics for Maricopa County