Dyer County , Tennessee

Dyer County: County in Tennessee, United States

Dyer County locator map
Location of Dyer County on Tennessee map.


Dyer County is a county located in the U.S. state of Tennessee. As of the 2010 census, the population was 38,335 and a population density of 28 people per km². After 10 years in 2020 county had an estimated population of 36,693 inhabitants. Its county seat is Dyersburg. The county was created 198 years ago in 1822.

Dyer County Tennessee Courthouse image
Dyer County Tennessee Courthouse
Dyer County Tennessee Courthouse image


Dyer County is located at 36°3'33"N 89°24'50"W (36.0590600, -89.4137700). It has 5 neighbors: Mississippi County, Pemiscot County, Lake County, Lauderdale County and Obion County.

Dyer County map

The largest city of Dyer County is Dyersburg with a population of 16,082. Other cities include and Trimble population 602. See all Dyer County cities & populated places.


Dyer County forecast: A chance of showers and thunderstorms before 1pm, then showers and thunderstorms likely. Mostly cloudy. High near 83, with temperatures falling to around 80 in the afternoon. Southwest wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between three quarters and one inch possible. more

Dyer County Quick Facts

Population : 36,693 (2020)
Country : United States of America
State : Tennessee (United States)
Different from : Dyer
Twitter username : dyercountytn
Area : 1364 km2
Water as percent of area : 2.7%
Land as percent of area : 97.3%
Altitude : 344 feet / 105 meters
Capital : Dyersburg
Establishment : January 01, 1823
Time Zone : Central Time Zone
Local time : 20:42:55 (15th October 2021)
Density : 27 Pop. per km² as of 2020
Population growth : -4.47% (2010-2020)
Weather : 83℉ Chance Showers And Thunderstorms 7-days weather

Dyer County has 5 neighbours.

  • Dyersburg


According to census records, the population of Dyer County decreased by 4.47% in 10 years.

Year Population % Change Method
2010 38,335 - census
2011 38,118 -0.57% estimation process
2012 38,188 0.18% estimation process
2013 38,093 -0.25% estimation process
2014 37,807 -0.76% estimation process
2015 37,753 -0.14% estimation process
2016 37,542 -0.56% estimation process
2017 37,339 -0.54% estimation process
2018 37,286 -0.14% estimation process
2019 37,159 -0.34% estimation process
2020 36,693 -1.27% estimation process

Comitatul Dyer, Comte de Dyer, Comté de Dyer, Condado de Dyer, Condado han Dyer, Contea di Dyer, Daer, Dajer, Dajur, Dayer srjan, Dyer, Dyer Comitatus, Dyer Kun, Dyer Kūn, Dyer konderria, Dyer megye, Hrabstwo Dyer, Okrug Dajer, Quan Dyer, Quận Dyer, dai er xian, daia jun, dayera ka'unti, shhrstan dayr tnsy, Дайер, Дайър, Даєр, Округ Дајер, Դայեր շրջան, شهرستان دایر، تنسی, مقاطعة ديير, ڈائر کاؤنٹی, ڈائر کاؤنٹی، ٹینیسی, ডায়ের কাউন্টি, ダイアー郡, 戴爾縣

Other places with the same name (1)

Dyer County Populated Places

Cities, Towns, Neighborhoods & Other Populated Places in Dyer County.

City Name Population Title
Dyersburg 16,082 City and the county seat of Dyer County, Tennessee, United States
Newbern 3,230 Town in Dyer County, Tennessee
Trimble 602 Human settlement in Tennessee, United States of America

Tennessee Other Counties (more counties)

County Name Population Title
Shelby County 936,017 County in Tennessee, United States
Davidson County 694,176 County in Tennessee, United States
Nashville 684,410 Consolidated city-county in Davidson County, Tennessee, United States, and the state capital of Tennessee
Memphis 649,705 County seat of Shelby County, Tennessee, United States
New South Memphis 641,608 City in United States of America
Knox County 475,609 County in Maine, United States
Hamilton County 371,662 County in Tennessee, United States
Rutherford County 339,261 County in North Carolina, United States
Williamson County 245,348 County in Tennessee, United States
Montgomery County 214,251 County in Tennessee, United States
Sumner County 195,561 County in Tennessee, United States
Knoxville 190,223 County seat of Knox County, Tennessee, United States; third-largest city in Tennessee
Chattanooga 184,742 City in and county seat of Hamilton County, Tennessee, United States
Clarksville 161,247 City in Tennessee
Sullivan County 158,755 County in New York, United States
East Chattanooga 154,024 City in Hamilton County, Tennessee, United States of America