Johnson County Map, Tennessee

Written and Fact-checked by | Updated On: April 28, 2026 | 15:21 ET

Map of Johnson County - Johnson County is a county located in the U.S. state of Tennessee. Johnson County Map showing cities, highways, important places and water bodies. Get Where is Johnson County located in the map, major cities in Johnson county, population, areas, and places of interest.

Map of Johnson County, Tennessee

Map of Johnson County, Tennessee

About Johnson County Map, Tennessee: The map showing the county boundary, county seat, major cities, highways and neighbouring counties.

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About Johnson County, Tennessee

Johnson County is a county located in the U.S. state of Tennessee. It's county seat is Mountain City. As per 2020 census, the population of Johnson County is 18170 people and population density is square miles. According to the United States Census Bureau, the county has a total area of 299 sq mi (774 km2). Johnson County was established on 1836.

Johnson County Facts

ContinentNorth America
CountryUnited States
StateTennessee
County SeatMountain City
Largest City/TownMountain City
Established1836
Total Area303 sq mi (785 sq km)
Land Area299 sq mi (774 sq km)
Water Area4 sq mi (10 sq km)
Population17,097 (Census 2020)
Population Density57 people per sq mi
Time ZoneEastern Time Zone (ET)
Major HighwaysUS-421, TN-67, TN-167
Neighboring CountiesCarter County, Washington County (VA), Ashe County (NC), Watauga County (NC)
Famous ForDoe Mountain, Appalachian Trail, scenic mountains
Top AttractionsDoe Mountain Recreation Area, Appalachian Trail, Watauga Lake
Official Websitehttps://www.johnsoncountytn.gov

Cities and Towns in Johnson County, Tennessee

  • Mountain City (county seat) – 2,415 (Census 2020)
  • Trade – 1,000 (Census 2020)
  • Shady Valley – 1,500 (Census 2020)
  • Doe Valley – 800 (Census 2020)

Roads and Highways in Johnson County

Johnson County is served by scenic highways that connect it to nearby mountain regions and neighboring states.

  • U.S. Route 421 – runs north–south, connecting Mountain City to Boone, NC and Bristol, TN
  • State Route 67 – runs east–west, linking the county to Carter County and Virginia
  • State Route 167 – connects rural communities and provides mountain access

Neighboring Counties of Johnson County

  • Carter County (west)
  • Washington County, Virginia (north)
  • Ashe County, North Carolina (east)
  • Watauga County, North Carolina (south)

Top Attractions in Johnson County

Johnson County is known for its mountain scenery and outdoor recreation opportunities.

  • Doe Mountain Recreation Area – offers off-road trails and scenic views
  • Appalachian Trail – passes through the county with hiking opportunities
  • Watauga Lake – popular for boating, fishing, and camping
  • Shady Valley – a scenic valley known for its natural beauty
  • Backbone Rock Recreation Area – features a unique rock formation and hiking trails
  • Mountain City Historic District – showcases local heritage and culture
  • Cherokee National Forest – provides outdoor recreation and wildlife viewing

Distance from Johnson County to Nearby Cities

  • Johnson County to Bristol – 35 mi (56 km)
  • Johnson County to Johnson City – 45 mi (72 km)
  • Johnson County to Boone, NC – 25 mi (40 km)
  • Johnson County to Asheville – 100 mi (161 km)
  • Johnson County to Knoxville – 120 mi (193 km)

FAQs about Johnson County

Where is Johnson County located?

Johnson County is located in northeastern Tennessee along the borders of North Carolina and Virginia.

What is the county seat of Johnson County?

The county seat is Mountain City.

What is Johnson County known for?

It is known for mountain scenery, the Appalachian Trail, and outdoor recreation.

What are the main attractions in Johnson County?

Main attractions include Doe Mountain Recreation Area and Watauga Lake.

How can I get to Johnson County?

You can reach Johnson County via U.S. Route 421 and State Routes 67 and 167.

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