Trousdale County, Tennessee
County seat: Hartsville · Population 12,623 (2025) · 114 sq mi
Trousdale County is the 85th most populous of Tennessee's 95 counties, with 12,623 people (2025 estimate). Its county seat is Hartsville. It is part of the Middle Tennessee region, one of the 3 Grand Divisions of Tennessee. The map shows its 1 city or town and the 4 neighboring counties.
Trousdale County facts
- County seat
- Hartsville
- Population (2025 estimate)
- 12,623 +8.8% since 2020
- Land area
- 114 sq mi 95th largest of 95
- Water area
- 2 sq mi
- Population density
- 110 per sq mi
- Established
- 1870
- Named after
- William Trousdale American general, Governor of Tennessee and Ambassador to Brazil (1790-1872)
- Largest city
- Hartsville 12,623
- Median household income
- $72,747
- Cities and towns
- 1
- ZIP codes
- 5
- Time zone
- Central
- FIPS code
- 47169
Cities and towns in Trousdale County
Trousdale County has 1 incorporated place. Populations count the people living inside Trousdale County; cities that cross a county line also list the other counties.
| Name | Type | Population 2025 | Also in |
|---|---|---|---|
| Hartsville (county seat) | City | 12,623 |
ZIP codes in Trousdale County
5 ZIP codes reach into Trousdale County. ZIP codes ignore county lines, so some also cover a neighboring county.
- 37022 also Sumner and Macon counties
- 37031 also Sumner County
- 37057 also Smith and Macon counties
- 37074 also Macon County
- 37087 also Wilson and Smith counties
Population of Trousdale County, 2020–2025
Trousdale County grew by 1,017 people (+8.8%) between April 2020 and July 2025: 57 more deaths than births and a net gain of 1,029 people from migration.
| Year (July 1) | Population |
|---|---|
| 2020 | 11,646 |
| 2021 | 11,621 |
| 2022 | 12,089 |
| 2023 | 12,327 |
| 2024 | 12,189 |
| 2025 | 12,623 |
Neighboring counties
- Wilson County southwest · 175,033 people
- Macon County northeast · 27,663 people
- Smith County southeast · 20,981 people
- Sumner County west · 215,538 people
Printable Trousdale County map
The PDF is a vector file with real text: it prints sharp on Letter paper and you can search it for a town. The PNG is 2400 pixels wide for slides and documents. Both are free to use with a credit to WhichCounty.
- PDF (Letter) (57 KB)
- PNG (2400 px) (58 KB)
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Sources
- Boundaries: U.S. Census Bureau, 2025 Cartographic Boundary Files (1:500,000).
- Population: Census Bureau county and city estimates, Vintage 2025. CDP populations: American Community Survey 2020–2024.
- Places and ZIP codes: Census Bureau 2026 Gazetteer and 2020 ZIP Code Tabulation Area relationship files.
- County seat, founding year and name origin: Wikidata (CC0), checked against state sources.
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