Jamesville-DeWitt Central School District is a public school district that serves Jamesville, New York, and the town of DeWitt, New York. The school district consists of 2786 students in 5 schools (three K-4 elementary schools, one 5-8 middle school, and one 9-12 high school). As of 2025, the superintendent is Darcy Woodcock (Jan 2019). The Jamesville-DeWitt Central School District offices are located in DeWitt, New York.
The district was founded in 1950 by combining other school districts.
Jamesville-DeWitt student test scores are listed in a New York Times article reporting New York State test scores by county.