
Westport Island
- County:
- Lincoln County
- County Seat:
- No
- Area (mi²):
- 8.809
- State:
- Maine
Westport Island is located in Lincoln County, Maine. Westport Island has a 2025 population of 763. Westport Island is currently growing at a rate of 0.93% annually and its population has increased by 6.56% since the most recent census, which recorded a population of 716 in 2020.
The average household income in Westport Island is $96,669 with a poverty rate of 5.57%. The median age in Westport Island is 57.6 years: 57.5 years for males, and 57.7 years for females.