Jacksboro
- County:
- Campbell County
- County Seat:
- Yes
- Area (mi²):
- 2.581
- State:
- Tennessee
Jacksboro is a town located in Campbell County, Tennessee. Jacksboro has a 2026 population of 2,248. It is also the county seat of Campbell County. Jacksboro is currently declining at a rate of -1.32% annually and its population has decreased by -2.22% since the most recent census, which recorded a population of 2,299 in 2020.