
Shirley
- County:
- Piscataquis County
- County Seat:
- No
- Area (mi²):
- 53.326
- State:
- Maine
Shirley is located in Piscataquis County, Maine. Shirley has a 2025 population of 290. Shirley is currently growing at a rate of 2.84% annually and its population has increased by 14.62% since the most recent census, which recorded a population of 253 in 2020.
The average household income in Shirley is $88,478 with a poverty rate of 8.33%. The median age in Shirley is 41.5 years: 41.3 years for males, and 41.9 years for females.