
Thorntown
- County:
- Boone County
- County Seat:
- No
- Area (mi²):
- 0.613
- State:
- Indiana
Thorntown is a town located in Boone County, Indiana. Thorntown has a 2025 population of 1,406. Thorntown is currently declining at a rate of -0.35% annually and its population has decreased by -1.75% since the most recent census, which recorded a population of 1,431 in 2020.
The average household income in Thorntown is $81,225 with a poverty rate of 9.7%. The median age in Thorntown is 34.9 years: 31.8 years for males, and 41.3 years for females.