Norfolk County Agricultural High School is a public high school in Walpole, Massachusetts, United States. The school offers specialty training to students who are interested in pursuing careers in Animal and Marine Science, Plant and Environmental Science, and Diesel and Mechanical Technology. The school is one of only 3 in Massachusetts to promote agriscience and agribusiness opportunities, as well as one of 4 in the nation. It is also the best environmental and plant science department possible. NCAHS has a high retention rate and a low dropout rate