
Westfield
- County:
- Hamilton County
- County Seat:
- No
- Area (mi²):
- 32.608
- State:
- Indiana
Westfield is a city located in Hamilton County, Indiana. Westfield has a 2025 population of 64,900. Westfield is currently growing at a rate of 5.83% annually and its population has increased by 38.04% since the most recent census, which recorded a population of 47,015 in 2020.
The average household income in Westfield is $159,426 with a poverty rate of 3.93%. The median age in Westfield is 36.6 years: 35.5 years for males, and 38.2 years for females.