St. Louis County, Missouri: 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 | St. Louis County | St. Louis County |
| State | Missouri | Missouri |
| State FIPS code | 29 | 29 |
| County FIPS code | 189 | 189 |
| Census region (code) | 2 | 2 |
| Census division (code) | 4 | 4 |
| Estimates base, April 1, 2020 | 1,004,501 | 1004501 |
| Resident population, July 1, 2020 | 1,003,376 | 1003376 |
| Resident population, July 1, 2021 | 998,785 | 998785 |
| Resident population, July 1, 2022 | 991,881 | 991881 |
| Resident population, July 1, 2023 | 990,875 | 990875 |
| Resident population, July 1, 2024 | 992,929 | 992929 |
| Numeric population change, 2023 to 2024 | 2,054 | 2054 |
| Births, year to July 1, 2024 | 9,409 | 9409 |
| Deaths, year to July 1, 2024 | 10,029 | 10029 |
| Natural change (births minus deaths), year to July 1, 2024 | -620 | -620 |
| International migration, year to July 1, 2024 | 6,550 | 6550 |
| Domestic migration, year to July 1, 2024 | -3,906 | -3906 |
| Residual, year to July 1, 2024 | 30 | 30 |
| Birth rate per 1,000 population, year to July 1, 2024 | 9.4858 | 9.4858161391 |
| Death rate per 1,000 population, year to July 1, 2024 | 10.1109 | 10.110877889 |
| Natural change rate per 1,000 population, year to July 1, 2024 | -0.6251 | -0.62506175 |
| International migration rate per 1,000 population, year to July 1, 2024 | 6.6035 | 6.6034749401 |
| Domestic migration rate per 1,000 population, year to July 1, 2024 | -3.9379 | -3.937889025 |
| Group quarters population, July 1, 2024 | 20,276 | 20276 |
Values as reported by the source: county_name=St. Louis County, state_name=Missouri, state_fips=29, county_fips=189, region=2, division=4, estimates_base_2020=1004501, pop_2020=1003376, pop_2021=998785, pop_2022=991881, pop_2023=990875, pop_2024=992929, npopchg_2024=2054, births_2024=9409, deaths_2024=10029, naturalchg_2024=-620, internationalmig_2024=6550, domesticmig_2024=-3906, residual_2024=30, rbirth_2024=9.4858161391, rdeath_2024=10.110877889, rnaturalchg_2024=-0.62506175, rinternationalmig_2024=6.6034749401, rdomesticmig_2024=-3.937889025, gq_estimates_2024=20276