
Waldo
- County:
- Waldo County
- County Seat:
- No
- Area (mi²):
- 19.294
- State:
- Maine
Waldo is located in Waldo County, Maine. Waldo has a 2025 population of 877. Waldo is currently growing at a rate of 2.1% annually and its population has increased by 10.04% since the most recent census, which recorded a population of 797 in 2020.
The average household income in Waldo is $73,731 with a poverty rate of 10.71%. The median age in Waldo is 36 years: 42.9 years for males, and 31.4 years for females.