
Otter Lake
- County:
- Herkimer County
- County Seat:
- No
- Area (mi²):
- 0.472
- State:
- New York
Otter Lake is a CDP located in Herkimer County, New York. Otter Lake has a 2025 population of 110. Otter Lake is currently growing at a rate of 6.8% annually and its population has increased by 46.67% since the most recent census, which recorded a population of 75 in 2020.
The average household income in Otter Lake is $124,659 with a poverty rate of 3.67%. The median age in Otter Lake is 62.1 years: 62.9 years for males, and 60 years for females.