
Springfield
- County:
- Penobscot County
- County Seat:
- No
- Area (mi²):
- 38.476
- State:
- Maine
Springfield is located in Penobscot County, Maine. Springfield has a 2025 population of 398. Springfield is currently growing at a rate of 6.99% annually and its population has increased by 34.01% since the most recent census, which recorded a population of 297 in 2020.
The average household income in Springfield is $72,425 with a poverty rate of 7.52%. The median age in Springfield is 53.2 years: 52.4 years for males, and 53.6 years for females.