Williston
- County:
- Fayette County
- County Seat:
- No
- Area (mi²):
- 1.651
- State:
- Tennessee
Williston is a city located in Fayette County, Tennessee. Williston has a 2026 population of 337. Williston is currently declining at a rate of -0.88% annually and its population has decreased by -3.99% since the most recent census, which recorded a population of 351 in 2020.