DeKalb County, Tennessee: Geography and Communities
Located in the heart of the Volunteer State, DeKalb County is a region defined by its distinct community structures and geographic landmarks. From its central administrative hub to its quiet unincorporated settlements, the county represents a classic slice of Tennessee's regional layout.
The county is anchored by its seat of government, Smithville, which serves as the primary urban center for the surrounding area. The region's identity is further shaped by a mix of incorporated towns and smaller, unincorporated communities that maintain the local heritage.

Key Facts
- County Seat: Smithville
- Coordinates: 35°50′33″N 85°41′58″W
- Major Towns: Alexandria, Dowelltown, and Liberty
- Unincorporated Areas: Belk, Midway, and Temperance Hall
Administrative and Urban Centers
The organizational structure of DeKalb County is divided between its primary city and several smaller towns. Smithville functions as the county seat, acting as the central point for local governance and commerce.
Incorporated Towns
Beyond the city of Smithville, the county includes several incorporated towns. These areas provide localized infrastructure and residential hubs for the population, including:
- Alexandria
- Dowelltown
- Liberty
Unincorporated Communities
In addition to its official towns, DeKalb County is home to several unincorporated communities—populated areas that do not have their own municipal government but are recognized geographic entities. These include:
- Belk
- Midway
- Temperance Hall
Regional Overview
The geography of the region is documented through various authoritative sources, including the U.S. Geological Survey (USGS) Geographic Names Information System and historical records of Tennessee place-names. These records help preserve the nomenclature and boundaries of the county's diverse settlements.
| Settlement Type | Locations |
|---|---|
| County Seat / City | Smithville |
| Incorporated Towns | Alexandria, Dowelltown, Liberty |
| Unincorporated Communities | Belk, Midway, Temperance Hall |
Frequently Asked Questions
What is the county seat of DeKalb County, Tennessee?
The county seat of DeKalb County is Smithville.
Which towns are incorporated within DeKalb County?
The incorporated towns in the county are Alexandria, Dowelltown, and Liberty.
What are some of the unincorporated communities in the area?
Unincorporated communities in DeKalb County include Belk, Midway, and Temperance Hall.
What are the geographic coordinates for DeKalb County?
The coordinates are 35°50′33″N 85°41′58″W (or 35.84250°N 85.69944°W).