Rock Island County, Illinois: 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 | Rock Island County | Rock Island County |
| State | Illinois | Illinois |
| State FIPS code | 17 | 17 |
| County FIPS code | 161 | 161 |
| Census region (code) | 2 | 2 |
| Census division (code) | 3 | 3 |
| Estimates base, April 1, 2020 | 144,665 | 144665 |
| Resident population, July 1, 2020 | 144,360 | 144360 |
| Resident population, July 1, 2021 | 142,943 | 142943 |
| Resident population, July 1, 2022 | 141,812 | 141812 |
| Resident population, July 1, 2023 | 141,939 | 141939 |
| Resident population, July 1, 2024 | 142,731 | 142731 |
| Numeric population change, 2023 to 2024 | 792 | 792 |
| Births, year to July 1, 2024 | 1,611 | 1611 |
| Deaths, year to July 1, 2024 | 1,701 | 1701 |
| Natural change (births minus deaths), year to July 1, 2024 | -90 | -90 |
| International migration, year to July 1, 2024 | 1,277 | 1277 |
| Domestic migration, year to July 1, 2024 | -398 | -398 |
| Residual, year to July 1, 2024 | 3 | 3 |
| Birth rate per 1,000 population, year to July 1, 2024 | 11.3184 | 11.318368637 |
| Death rate per 1,000 population, year to July 1, 2024 | 11.9507 | 11.950679734 |
| Natural change rate per 1,000 population, year to July 1, 2024 | -0.6323 | -0.632311097 |
| International migration rate per 1,000 population, year to July 1, 2024 | 8.9718 | 8.9717918994 |
| Domestic migration rate per 1,000 population, year to July 1, 2024 | -2.7962 | -2.796220185 |
| Group quarters population, July 1, 2024 | 4,390 | 4390 |
Values as reported by the source: county_name=Rock Island County, state_name=Illinois, state_fips=17, county_fips=161, region=2, division=3, estimates_base_2020=144665, pop_2020=144360, pop_2021=142943, pop_2022=141812, pop_2023=141939, pop_2024=142731, npopchg_2024=792, births_2024=1611, deaths_2024=1701, naturalchg_2024=-90, internationalmig_2024=1277, domesticmig_2024=-398, residual_2024=3, rbirth_2024=11.318368637, rdeath_2024=11.950679734, rnaturalchg_2024=-0.632311097, rinternationalmig_2024=8.9717918994, rdomesticmig_2024=-2.796220185, gq_estimates_2024=4390