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Where am ILOCATED

Rhea County, Tennessee

Rhea County, Tennessee, has 34,844 residents (July 2025 estimate). Its county seat is Dayton. It uses Eastern Time and covers 315 sq mi (817 km²) of land.

Nashville-DavidsonMemphis
Rhea County in Tennessee
Bledsoe CountyMeigs CountyDaytonSpring CityGraysville
Rhea County and its neighbors (simplified outlines). Open in OpenStreetMap ↗
Resident population, July 2025
34,844
Land area
315 sq mi (817 km²)
County seat or government
Dayton
Time zone
Eastern TimeUTC-05:00 in January; UTC-04:00 in July
Median household income
$55,033 ± $2,802
Median home value
$206,000 ± $12,728
Median rent, with utilities
$839 ± $46
Homes lived in by their owners
71.5% ± 2.6 points
County type
County
Metro or micro area
Outside any metro or micro areaNext to: Athens, TN micro area, Crossville, TN micro area, Chattanooga, TN-GA metro area, and Knoxville, TN metro area
Water area
21 sq mi (54.4 km²)
State
Tennessee
County code (FIPS)
47143
Coordinates (central point)
35.600590, -84.949548
Open this point in the location finder

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 Rhea County

Time zoneLocal time and UTC offsetNext clock change
Eastern TimeAmerica/New_YorkUTC-05:00 in January; UTC-04:00 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

  1. 3732121,084 people
  2. 3738110,711 people
  3. 373383,309 people
  4. 373733,273 people
  5. 373321,724 people
  6. 373371,241 people

6 ZIP Code areas overlap Rhea 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 Rhea County, largest first

  1. Rhea County School District26,367 people
  2. Dayton City Elementary School District7,625 people
  3. Rhea County School District in Dayton7,625 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.

  1. Dayton, Tennessee (city)7,625 people
  2. Spring City, Tennessee (town)2,358 people
  3. Graysville, Tennessee (town)1,304 people

Bordering areas, nearest first

Distances are straight lines between map points.

  1. Meigs County, Tennessee9.7 mi southeast
  2. Bledsoe County, Tennessee14 mi west
  3. Cumberland County, Tennessee24 mi north
  4. Roane County, Tennessee29 mi northeast
  5. Hamilton County, Tennessee34 mi southwest

Before using this answer on a form

Use a precise point for address-level questions. A device accuracy circle can cross a boundary; confirm tax, voting or jury details with the responsible office.

Find the county where you are now, check its ZIP area, or check the time zone where you are.

See this county on Census.gov ↗

Areas that only touch the edge

These areas meet the boundary only along a sliver. Most addresses here are not in them; for an address near the line, check with the county.