
Middlesex
- County:
- Yates County
- County Seat:
- No
- Area (mi²):
- 30.875
- State:
- New York
Middlesex is located in Yates County, New York. Middlesex has a 2025 population of 1,367. Middlesex is currently declining at a rate of -0.22% annually and its population has decreased by -0.87% since the most recent census, which recorded a population of 1,379 in 2020.
The average household income in Middlesex is $96,357 with a poverty rate of 8.03%. The median age in Middlesex is 57 years: 58.1 years for males, and 56.3 years for females.