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Unicoi County, Tennessee Map

Explore Unicoi County, Tennessee with this interactive street and satellite map. Browse all 4 cities and towns in Unicoi County below.

Interactive Map of Unicoi County, Tennessee

CountyUnicoi
StateTennessee (TN)
County SeatErwin
CountryUnited States of America
Latitude36.121636
Longitude-82.437014
Cities & Towns4
Area Codes731

About Unicoi County, Tennessee

Unicoi County, a sliver of Tennessee’s eastern reaches, lies where the Great Smoky Mountains begin their grand ascent, a landscape defined by sharp peaks and deep hollows. The Nolichucky River, a spirited waterway, carves its path through the county, its waters a deep, cool gray in the morning light, carrying the scent of damp earth and pine. This terrain, a rugged embrace of Appalachian topography, shelters distinct sub-regions: the higher elevations, cloaked in dense forests that hold the cool, damp breath of the Smokies, and the river valleys, where the land softens into more manageable contours. To the north, the county gives way to the contours of Washington County, and to the south, the broad shoulders of Greene County press in. These natural borders, the mountains and the river’s determined flow, have long shaped the lives and livelihoods of those who call Unicoi County home.

The story of Unicoi County is one of hardy settlers drawn by the promise of fertile valleys and the abundant timber. Formed in 1875 from portions of Washington, Carter, and Greene Counties, its establishment reflects a growing population and the desire for more localized governance in this increasingly settled region. The county seat, Erwin, owes its name and its early development to the railroad, specifically to the significant landholdings and influence of the Western North Carolina Railroad Company. This vital artery of commerce and connection brought people and opportunity, shaping the very character of the nascent town and, by extension, the county itself. The echoes of this formative period, of the sweat and toil that cleared forests and laid tracks, still seem to linger in the quiet air, particularly at dusk when the shadows lengthen and the distant mountains turn a profound indigo.

The economy of Unicoi County, like the land itself, is a blend of resilience and adaptation. While agriculture, particularly farming in the more accessible valleys, remains a thread, the county’s true economic engine has long been tied to its natural resources and its growing appeal to travelers. The timber industry, though changed from its early days, continues to contribute, and the outdoor recreation sector is gaining prominence, drawing visitors to hike the trails that snake into the Smokies or to navigate the rapids of the Nolichucky. The felt character of Unicoi County is one of quiet industriousness, a place where life moves with a steady, deliberate pace, marked by the occasional rumble of a freight train passing through Erwin or the murmur of conversation in a local diner. Notable places, like the historic Erwin Train Depot, stand as silent witnesses to the county’s journey, tangible links to the past that continue to anchor the present.

Cities and Towns in Unicoi County

Jump to: B | E | F | U

About This Unicoi County Map Page

This page provides an interactive map of Unicoi County, Tennessee alongside links to detailed street maps for 4 cities and towns. The county seat is Erwin. Each city and town map page includes live weather, local news and precise GPS coordinates.

Location data is sourced from the USGS GNIS database and verified by coordinates, not name matching alone.

Page generatedJune 2026
Location dataUSGS GNIS database; coordinates matched to 2020 US Census records