Clay County, Tennessee
Clay County, Tennessee, has 7,821 residents (July 2025 estimate). Its county seat is Celina. It uses Central Time and covers 237 sq mi (613 km²) of land.
- Resident population, July 2025
- 7,821
- Land area
- 237 sq mi (613 km²)
- County seat or government
- Celina
- Time zone
- Central TimeUTC-06:00 in January; UTC-05:00 in July
- Median household income
- $39,972 ± $9,119
- Median home value
- $136,400 ± $31,244
- Median rent, with utilities
- $557 ± $151
- Homes lived in by their owners
- 74.4% ± 2.0 points
- County type
- County
- Metro or micro area
- Outside any metro or micro areaNext to: Cookeville, TN micro area and Nashville-Davidson--Murfreesboro--Franklin, TN metro area
- Water area
- 22.8 sq mi (59.1 km²)
- State
- Tennessee
- County code (FIPS)
- 47027
- Coordinates (central point)
- 36.545749, -85.545717
These coordinates mark a central point for the area, not a street address. Income, home value, rent and homes lived in by their owners: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, ± margin at 90% confidence; checked on October 13, 2026.
Time zones in Clay County
| Time zone | Local time and UTC offset | Next clock change |
|---|---|---|
| Central TimeAmerica/Chicago | UTC-06:00 in January; UTC-05:00 in July. Enable JavaScript for the live clock. | Enable JavaScript for upcoming changes. |
Near a time-zone line, check where you are with the time-zone finder. Your phone’s setting can differ.
ZIP Code areas, largest first
- 385514,477 people
- 371504,476 people
- 385682,243 people
- 385732,097 people
- 385411,542 people
- 385881,025 people
- 38575865 people
7 ZIP Code areas overlap Clay County. People counts are 2020–2024 estimates for each whole ZIP area. Mailing ZIPs can differ; check an address with USPS ZIP Code Lookup.
Official county information
We don’t have a website for this county yet. The US government’s local-office directory ↗ lists its offices. A geographic lookup cannot determine eligibility, tax liability or a court obligation.
School districts in Clay County, largest first
- Clay County School District7,670 people
Districts with land in the county; a district can cross county lines. People counts are American Community Survey 2020–2024 5-year estimates. A district boundary doesn’t decide which school a student attends.
Cities, towns and communities, largest first
These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.
- Celina, Tennessee (city)1,941 people
Bordering areas, nearest first
Distances are straight lines between map points.
- Monroe County, Kentucky15 mi northwest
- Jackson County, Tennessee15 mi southwest
- Cumberland County, Kentucky19 mi northeast
- Overton County, Tennessee20 mi southeast
- Macon County, Tennessee25 mi west
- Clinton County, Kentucky26 mi northeast
- Pickett County, Tennessee26 mi east
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