
Clay
- County:
- Onondaga County
- County Seat:
- No
- Area (mi²):
- 48.065
- State:
- New York
Clay is located in Onondaga County, New York. Clay has a 2025 population of 59,122. Clay is currently declining at a rate of -0.39% annually and its population has decreased by -2.18% since the most recent census, which recorded a population of 60,437 in 2020.
The average household income in Clay is $101,349 with a poverty rate of 8.54%. The median age in Clay is 39.3 years: 38.3 years for males, and 40.3 years for females.