Decatur County , Tennessee

Decatur County: County in Tennessee, United States


Decatur County is a county located in the U.S. state of Tennessee. As of the 2010 census, the population was 11,757 and a population density of 13 people per km². After 10 years in 2020 county had an estimated population of 11,601 inhabitants. Its county seat is Decaturville. The county was created 176 years ago in 1845.

Decatur County Quick Facts

Population : 11,601 (2020)
Country : United States of America
State : Tennessee (United States)
Different from : Decatur County, Decatur County, Decatur County, Decatur County
Area : 893 km2
Water as percent of area : 3.2%
Land as percent of area : 96.8%
Named for : Stephen Decatur
Capital : Decaturville
Establishment : November 11, 1845
Time Zone : Central Time Zone
Local time : 22:52:50 (24th January 2022)
Density : 13 Pop. per km² as of 2020
Population growth : -1.34% (2010-2020)
Weather : 25℉ Mostly Clear 7-days weather
Decatur County locator map
Location of Decatur County on Tennessee map.
John P. Rains Hotel image
John P. Rains Hotel
John P. Rains Hotel image


Decatur County is located at 35°36'11"N 88°6'32"W (35.6030200, -88.1087700). It has 6 neighbors: Hardin County, Benton, Carroll County, Henderson County, Perry County and Wayne County.

Decatur County map

The largest city of Decatur County is Parsons with a population of 2,272. Other cities include and Scotts Hill population 973. See all Decatur County cities & populated places.

Decatur County Populated Places

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

City Name Population Title
Mount Carmel 5,255 Town in Hawkins County, Tennessee, United States
Parsons 2,272 City in Decatur County, Tennessee, United States
Scotts Hill 973 City in Tennessee, United States of America
Decaturville 857 Town in and county seat of Decatur County, Tennessee, United States


Decatur County forecast: Mostly clear, with a low around 25. South southeast wind around 0 mph. more

Decatur County has 6 neighbours.


According to census records, the population of Decatur County decreased by 1.34% in 10 years.

Year Population % Change Method
2010 11,757 - census
2011 11,682 -0.64% estimation process
2012 11,634 -0.41% estimation process
2013 11,696 0.53% estimation process
2014 11,685 -0.09% estimation process
2015 11,600 -0.73% estimation process
2016 11,735 1.15% estimation process
2017 11,732 -0.03% estimation process
2018 11,699 -0.28% estimation process
2019 11,663 -0.31% estimation process
2020 11,601 -0.53% estimation process

Comitatul Decatur, Comte de Decatur, Comté de Decatur, Condado de Decatur, Condado han Decatur, Contea di Decatur, Decatur, Decatur Comitatus, Decatur Kun, Decatur Kūn, Decatur konderria, Decatur megye, Dekatur, Dekatur srjan, Dekejter, Dikejtur, Hrabstwo Decatur, Okrug Dekejtur, Quan Decatur, Quận Decatur, dekatura ka'unti, di kai te xian, diketa jun, shhrstan dkatwr tnsy, Декатур, Декейтер, Дикейтър, Округ Декејтур, Դեկատուր շրջան, شهرستان دکاتور، تنسی, مقاطعة ديكاتور, ڈیکاٹر کاؤنٹی, ڈیکیٹر کاؤنٹی، ٹینیسی, ডেকাটুর কাউন্টি, ディケーター郡, 第開特縣

People born in Decatur County (1)

American politician Cotton Ivy was born in Decatur County

Other places with the same name (5)

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