| Watervliet Junior-Senior High School | |
| Streetaddress: | 1245 Hillside Dr |
| County: | (Albany County) |
| Zipcode: | 12189 |
| Country: | USA |
| Coordinates: | 42.732°N -73.7161°W |
| Superintendent: | Donald Stevens, phd |
| Ceeb: | 335830 |
| Principal: | Jessie Richards |
| Faculty: | 54.80 |
| Enrollment: | 804 (2022-23) [1] |
| Ratio: | 10.36 |
| Campus: | City:small |
| Colors: | Garnet and Gray |
| Mascot: | Cannoneers |
Watervliet Junior-Senior High School is a public high school located in Watervliet, Albany County, New York, U.S.A., and is the only high school operated by the Watervliet City School District.