Unicoi County , Tennessee

Unicoi County: County in Tennessee, United States

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


Unicoi County is a county located in the U.S. state of Tennessee. As of the 2010 census, the population was 18,313 and a population density of 38 people per km². After 9 years in 2019 county had an estimated population of 17,883 inhabitants. Its county seat is Erwin. The county was created 146 years ago in 1875.


Unicoi County is located at 36°6'39"N 82°25'56"W (36.1108200, -82.4322400). It has 5 neighbors: Mitchell County, Greene County, Madison County, Yancey County and Washington County.

Unicoi-county-courthouse-tn1 image

The largest city of Unicoi County is Erwin with a population of 5,918. Other cities include, Unicoi population 3,594 and Banner Hill population 1,497. See all Unicoi County cities & populated places.


Unicoi County forecast: A chance of showers and thunderstorms after 8am. Mostly sunny, with a high near 64. Chance of precipitation is 50%. more

Unicoi-county-courthouse-tn1 image

Unicoi County map

Unicoi County Quick Facts

Population : 17,883 (2019)
Country : United States of America
State : Tennessee (United States)
Area : 483 km2
Water as percent of area : 0.2%
Land as percent of area : 99.8%
Named for : Cherokee
Altitude : 1,991 feet / 607 meters
Capital : Erwin
Establishment : March 03, 1875
Time Zone : Eastern Time Zone
Local time : 06:31:36 (4th August 2021)
Density : 37 Pop. per km² as of 2019
Population growth : -2.4% (2010-2019)
Weather : 64℉ Chance Showers And Thunderstorms 7-days weather

Unicoi County has 5 neighbours.

  • Erwin


According to census records, the population of Unicoi County decreased by 2.4% in 9 years.

Year Population % Change Method
2010 18,313 - census
2011 18,302 -0.06% estimation process
2012 18,253 -0.27% estimation process
2013 18,095 -0.87% estimation process
2014 17,951 -0.8% estimation process
2015 17,819 -0.74% estimation process
2016 17,737 -0.46% estimation process
2017 17,796 0.33% estimation process
2018 17,822 0.15% estimation process
2019 17,883 0.34% estimation process

Comitatul Unicoi, Comte d'Unicoi, Comte dUnicoi, Comté d'Unicoi, Comté dUnicoi, Condado de Unicoi, Condado han Unicoi, Contea di Unicoi, Hrabstwo Unicoi, Junikoj, Okrug Junikoj, Quan Unicoi, Quận Unicoi, Unicoi, Unicoi Comitatus, Unicoi Kun, Unicoi Kūn, Unicoi konderria, Unicoi megye, i'uniko'i ka'unti, shhrstan wnykwy tnsy, you ni ke yi xian, yunikoi jun, Округ Јуникој, Юникой, Юнікой, Յունիքոյի շրջան, شهرستان ونیکوی، تنسی, یونیکوئی کاؤنٹی, یونیکوئی کاؤنٹی، ٹینیسی, ইউনিকোই কাউন্টি, ユニコイ郡, 尤尼科伊縣

People born in Unicoi County (2)

People born in Unicoi County, including politician John Q. Tilson, politician James Jefferson Britt, you can see a list of people who born in Unicoi County.

Unicoi County Populated Places

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

City Name Population Title
Erwin 5,918 Human settlement in Tennessee, United States of America
Unicoi 3,594 City in Unicoi County, Tennessee, United States of America
Banner Hill 1,497

Tennessee Other Counties (more counties)

County Name Population Title
Tennessee 6,829,174 State of the United States of America
Shelby County 937,166 County in Tennessee, United States
Davidson County 694,144 County in Tennessee, United States
Nashville 684,410 Consolidated city-county in Davidson County, Tennessee, United States, and the state capital of Tennessee
Memphis 651,073 County seat of Shelby County, Tennessee, United States
New South Memphis 641,608 City in United States of America
Knox County 470,313 County in Maine, United States
Hamilton County 367,804 County in Tennessee, United States
Rutherford County 332,285 County in North Carolina, United States
Williamson County 238,412 County in Tennessee, United States
Montgomery County 208,993 County in Tennessee, United States
Sumner County 191,283 County in Tennessee, United States
Knoxville 187,603 County seat of Knox County, Tennessee, United States; third-largest city in Tennessee
Chattanooga 182,799 City in and county seat of Hamilton County, Tennessee, United States
Sullivan County 158,348 County in New York, United States
Clarksville 158,146 City in Tennessee

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