The Old Rochester Regional School District and Superintendency Union # 55 serve the towns of Marion, Mattapoisett and Rochester. The three communities have a combined year round population of just over 15,000. The communities are located in the southeast corner of Massachusetts within 60 miles of both Boston and Providence and within 10 miles of the Cape Cod Canal. This location provides easy access to numerous cultural, recreational and educational resources.

Currently, the district serves in excess of 2,700 students. Through the organizational structure of four school committees, the district operates six schools:

District	Marion	Mattapoisett	Rochester
Old Rochester Regional HS grades 9-12	Sippican School grades preK-6	Center School grades preK-3	Rochester Memorial School grades preK-6
Old Rochester Regional JHS grades 7-8	.	Old Hammondtown School grades 4-6	.

The Old Rochester Regional School District does not discriminate on the basis of race, color, national origin, age, sex, religion, sexual orientation, homelessness or disability in admission to , access to, treatment in or employment in its programs and activities.