
Katonah
- County:
- Westchester County
- County Seat:
- No
- Area (mi²):
- 0.734
- State:
- New York
Katonah is a CDP located in Westchester County, New York. Katonah has a 2025 population of 1,946. Katonah is currently growing at a rate of 0.88% annually and its population has increased by 14.07% since the most recent census, which recorded a population of 1,706 in 2020.
The average household income in Katonah is $206,167 with a poverty rate of 13.54%. The median age in Katonah is 37 years: 37.5 years for males, and 34.8 years for females.