Arapahoe County, Colorado: 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 | Arapahoe County | Arapahoe County |
| State | Colorado | Colorado |
| State FIPS code | 08 | 08 |
| County FIPS code | 005 | 005 |
| Census region (code) | 4 | 4 |
| Census division (code) | 8 | 8 |
| Estimates base, April 1, 2020 | 655,077 | 655077 |
| Resident population, July 1, 2020 | 655,312 | 655312 |
| Resident population, July 1, 2021 | 656,952 | 656952 |
| Resident population, July 1, 2022 | 658,176 | 658176 |
| Resident population, July 1, 2023 | 661,864 | 661864 |
| Resident population, July 1, 2024 | 666,918 | 666918 |
| Numeric population change, 2023 to 2024 | 5,054 | 5054 |
| Births, year to July 1, 2024 | 7,605 | 7605 |
| Deaths, year to July 1, 2024 | 4,671 | 4671 |
| Natural change (births minus deaths), year to July 1, 2024 | 2,934 | 2934 |
| International migration, year to July 1, 2024 | 8,676 | 8676 |
| Domestic migration, year to July 1, 2024 | -6,587 | -6587 |
| Residual, year to July 1, 2024 | 31 | 31 |
| Birth rate per 1,000 population, year to July 1, 2024 | 11.4466 | 11.446572877 |
| Death rate per 1,000 population, year to July 1, 2024 | 7.0305 | 7.030498607 |
| Natural change rate per 1,000 population, year to July 1, 2024 | 4.4161 | 4.4160742695 |
| International migration rate per 1,000 population, year to July 1, 2024 | 13.0586 | 13.058575447 |
| Domestic migration rate per 1,000 population, year to July 1, 2024 | -9.9143 | -9.914342608 |
| Group quarters population, July 1, 2024 | 5,675 | 5675 |
Values as reported by the source: county_name=Arapahoe County, state_name=Colorado, state_fips=08, county_fips=005, region=4, division=8, estimates_base_2020=655077, pop_2020=655312, pop_2021=656952, pop_2022=658176, pop_2023=661864, pop_2024=666918, npopchg_2024=5054, births_2024=7605, deaths_2024=4671, naturalchg_2024=2934, internationalmig_2024=8676, domesticmig_2024=-6587, residual_2024=31, rbirth_2024=11.446572877, rdeath_2024=7.030498607, rnaturalchg_2024=4.4160742695, rinternationalmig_2024=13.058575447, rdomesticmig_2024=-9.914342608, gq_estimates_2024=5675