Otter Lake is a CDP located in Herkimer County, New York. Otter Lake has a 2026 population of 134. Otter Lake is currently growing at a rate of 6.35% annually and its population has decreased by 0% since the most recent census, which recorded a population of 0 in 2020.
The median age in Otter Lake is 49.4 years: 49.8 years for males, and 37.6 years for females. For every 100 females there are 79.1 males.
Data after 2023 is projected based on recent change
Overall: 49.4 years
Female: 37.6 years
Male: 49.8 years
There are 62 adults, (22 of whom are seniors) in Otter Lake.
Female: 43 (55.8%)
Male: 34 (44.2%)
The racial composition of Otter Lake includes 92.21% White, 5.19% Black or African American, and smaller percentages for Native American, Two or more races and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 71 | 92.21% |
| Black or African American | 4 | 5.19% |
| Native American | 1 | 1.3% |
| Two or more races | 1 | 1.3% |