Unity Environmental University (formerly Unity College) is a private university in New Gloucester, Maine, United States. It offers in-person and online associate, baccalaureate, and master's degree programs on sustainability and environmental science. Unity is accredited by the New England Commission of Higher Education and is classified among "M3: Master’s Colleges and Universities – Small programs".
Initially founded as a residential institute in Unity, Maine, the university expanded into online education in 2016 which grew both its enrollment and number of academic programs. The university moved its online program to the Pineland Farms campus in New Gloucester in 2019 and later relocated their administrative headquarters there. It also operates a farm and indoor growing facility in Thorndike and an outdoor center in Moose River.