Maricopa County, Arizona: population and components of change
Source: U.S. Census Bureau, Population Estimates Program, Vintage 2024: County Population Totals and Components of Change 2020-2024 (CO-EST2024-ALLDATA). Figures cover the April 1, 2020 estimates base through July 1, 2024; data fetched 2026-10-30T08:41:21Z.
| Item | Value | As reported |
|---|---|---|
| County | Maricopa County | Maricopa County |
| State | Arizona | Arizona |
| State FIPS code | 04 | 04 |
| County FIPS code | 013 | 013 |
| Census region (code) | 4 | 4 |
| Census division (code) | 8 | 8 |
| Estimates base, April 1, 2020 | 4,425,315 | 4425315 |
| Resident population, July 1, 2020 | 4,445,415 | 4445415 |
| Resident population, July 1, 2021 | 4,500,147 | 4500147 |
| Resident population, July 1, 2022 | 4,564,457 | 4564457 |
| Resident population, July 1, 2023 | 4,615,625 | 4615625 |
| Resident population, July 1, 2024 | 4,673,096 | 4673096 |
| Numeric population change, 2023 to 2024 | 57,471 | 57471 |
| Births, year to July 1, 2024 | 50,770 | 50770 |
| Deaths, year to July 1, 2024 | 37,222 | 37222 |
| Natural change (births minus deaths), year to July 1, 2024 | 13,548 | 13548 |
| International migration, year to July 1, 2024 | 45,693 | 45693 |
| Domestic migration, year to July 1, 2024 | -1,866 | -1866 |
| Residual, year to July 1, 2024 | 96 | 96 |
| Birth rate per 1,000 population, year to July 1, 2024 | 10.9315 | 10.931537291 |
| Death rate per 1,000 population, year to July 1, 2024 | 8.0145 | 8.0144510746 |
| Natural change rate per 1,000 population, year to July 1, 2024 | 2.9171 | 2.9170862167 |
| International migration rate per 1,000 population, year to July 1, 2024 | 9.8384 | 9.8383835622 |
| Domestic migration rate per 1,000 population, year to July 1, 2024 | -0.4018 | -0.401777597 |
| Group quarters population, July 1, 2024 | 78,822 | 78822 |
Values as reported by the source: county_name=Maricopa County, state_name=Arizona, state_fips=04, county_fips=013, region=4, division=8, estimates_base_2020=4425315, pop_2020=4445415, pop_2021=4500147, pop_2022=4564457, pop_2023=4615625, pop_2024=4673096, npopchg_2024=57471, births_2024=50770, deaths_2024=37222, naturalchg_2024=13548, internationalmig_2024=45693, domesticmig_2024=-1866, residual_2024=96, rbirth_2024=10.931537291, rdeath_2024=8.0144510746, rnaturalchg_2024=2.9170862167, rinternationalmig_2024=9.8383835622, rdomesticmig_2024=-0.401777597, gq_estimates_2024=78822