Dyer County, Tennessee
Dyer County, Tennessee, has 36,320 residents (July 2025 estimate). Its county seat is Dyersburg. It uses Central Time and covers 512 sq mi (1,327 km²) of land.
- Resident population, July 2025
- 36,320
- Land area
- 512 sq mi (1,327 km²)
- County seat or government
- Dyersburg
- Time zone
- Central TimeUTC-06:00 in January; UTC-05:00 in July
- Median household income
- $58,154 ± $3,239
- Median home value
- $166,400 ± $9,939
- Median rent, with utilities
- $782 ± $48
- Homes lived in by their owners
- 61.9% ± 3.3 points
- County type
- County
- Metro or micro area
- Dyersburg, TN micro areaCentral county
- Water area
- 13.8 sq mi (35.8 km²)
- State
- Tennessee
- County code (FIPS)
- 47045
- Coordinates (central point)
- 36.052312, -89.404636
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 Dyer 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
- 3802425,952 people
- 380598,281 people
- 380404,416 people
- 380343,230 people
- 380802,506 people
- 382401,620 people
- 38259672 people
- 38030228 people
- 38047205 people
- 38070141 people
- 380070 people
11 ZIP Code areas overlap Dyer 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 Dyer County, largest first
- Dyer County School District20,529 people
- Dyersburg City School District15,979 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.
- Dyersburg, Tennessee (city)15,979 people
- Newbern, Tennessee (town)3,289 people
- Fowlkes, Tennessee (CDP)753 people
- Trimble, Tennessee (town)554 people
- Finley, Tennessee (CDP)481 people
- Lenox, Tennessee (CDP)348 people
- Miston, Tennessee (CDP)96 people
- Bogota, Tennessee (CDP)67 people
Bordering areas, nearest first
Distances are straight lines between map points.
- Lake County, Tennessee20 mi north
- Crockett County, Tennessee22 mi southeast
- Lauderdale County, Tennessee24 mi southwest
- Pemiscot County, Missouri24 mi northwest
- Obion County, Tennessee26 mi northeast
- Gibson County, Tennessee27 mi east
- Mississippi County, Arkansas41 mi southwest
Before using this answer on a form
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