
Ashburnham
- County:
- Worcester County
- County Seat:
- No
- Area (mi²):
- 38.334
- State:
- Massachusetts
Ashburnham is located in Worcester County, Massachusetts. Ashburnham has a 2025 population of 6,475. Ashburnham is currently growing at a rate of 0.47% annually and its population has increased by 2.58% since the most recent census, which recorded a population of 6,312 in 2020.
The average household income in Ashburnham is $124,659 with a poverty rate of 7.5%. The median age in Ashburnham is 41.3 years: 45.1 years for males, and 39.9 years for females.