Zionsville
- County:
- Boone County
- County Seat:
- No
- Area (mi²):
- 67.19
- State:
- Indiana
Zionsville is a town located in Boone County, Indiana. Zionsville has a 2026 population of 33,161. Zionsville is currently growing at a rate of 1.81% annually and its population has increased by 7.54% since the most recent census, which recorded a population of 30,837 in 2020.