Merrill
- County:
- Lincoln County
- County Seat:
- Yes
- Area (mi²):
- 7.485
- State:
- Wisconsin
Merrill is a city located in Lincoln County, Wisconsin. Merrill has a 2026 population of 9,445. It is also the county seat of Lincoln County. Merrill is currently growing at a rate of 0.78% annually and its population has increased by 1.03% since the most recent census, which recorded a population of 9,349 in 2020.