Polk County, Tennessee: 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 | Polk County | Polk County |
| State | Tennessee | Tennessee |
| State FIPS code | 47 | 47 |
| County FIPS code | 139 | 139 |
| Census region (code) | 3 | 3 |
| Census division (code) | 6 | 6 |
| Estimates base, April 1, 2020 | 17,544 | 17544 |
| Resident population, July 1, 2020 | 17,567 | 17567 |
| Resident population, July 1, 2021 | 17,722 | 17722 |
| Resident population, July 1, 2022 | 17,799 | 17799 |
| Resident population, July 1, 2023 | 18,066 | 18066 |
| Resident population, July 1, 2024 | 18,338 | 18338 |
| Numeric population change, 2023 to 2024 | 272 | 272 |
| Births, year to July 1, 2024 | 148 | 148 |
| Deaths, year to July 1, 2024 | 300 | 300 |
| Natural change (births minus deaths), year to July 1, 2024 | -152 | -152 |
| International migration, year to July 1, 2024 | 0 | 0 |
| Domestic migration, year to July 1, 2024 | 425 | 425 |
| Residual, year to July 1, 2024 | -1 | -1 |
| Birth rate per 1,000 population, year to July 1, 2024 | 8.1310 | 8.1309746182 |
| Death rate per 1,000 population, year to July 1, 2024 | 16.4817 | 16.481705307 |
| Natural change rate per 1,000 population, year to July 1, 2024 | -8.3507 | -8.350730689 |
| International migration rate per 1,000 population, year to July 1, 2024 | 0.0000 | 0.0 |
| Domestic migration rate per 1,000 population, year to July 1, 2024 | 23.3491 | 23.349082518 |
| Group quarters population, July 1, 2024 | 179 | 179 |
Values as reported by the source: county_name=Polk County, state_name=Tennessee, state_fips=47, county_fips=139, region=3, division=6, estimates_base_2020=17544, pop_2020=17567, pop_2021=17722, pop_2022=17799, pop_2023=18066, pop_2024=18338, npopchg_2024=272, births_2024=148, deaths_2024=300, naturalchg_2024=-152, internationalmig_2024=0, domesticmig_2024=425, residual_2024=-1, rbirth_2024=8.1309746182, rdeath_2024=16.481705307, rnaturalchg_2024=-8.350730689, rinternationalmig_2024=0.0, rdomesticmig_2024=23.349082518, gq_estimates_2024=179