Total Population in Polk County, TN
ACS 2024 5-Year Estimates
17,898
Rank #1,995/3,222 · #71 in TN
38th
Polk 17,898
TN 7,066,383 -99.7%
US 330M
Total Population Trend
Rankings →Percentile Rank Over Time
Year-over-Year Population Change
National Distribution
How Polk County's total population of 17,898 compares to all 3,222 U.S. counties. Values range from 33 to 9,808,667.
Distribution of Total Population Across All Counties
Ranking Context
Counties ranked closest to Polk County for total population.
Nearby Rankings
Full ranking →| #1,992 | Adjuntas Municipio, PR | 17,960 |
| #1,993 | McDowell County, WV | 17,943 |
| #1,994 | Park County, CO | 17,907 |
| #1,995 | Polk County, TN | 17,898 |
| #1,996 | Sharp County, AR | 17,773 |
| #1,997 | Unicoi County, TN | 17,756 |
| #1,998 | Pike County, MO | 17,711 |
About Total Population
Polk County, Tennessee has a total population of 17,898, ranking #1,995 of 3,222 counties nationwide — 100.0% below the national value of 330M. Within Tennessee, it ranks #71 of 95. This places it in the 38th percentile nationally.
Total population count from the American Community Survey. Source: U.S. Census Bureau, American Community Survey 2024 5-Year Estimates. All values are estimates derived from survey samples and are subject to margin of error. For more information, see our methodology.