Bowdoin is a town in Sagadahoc County, Maine, United States. Bowdoin is included in the Lewiston-Auburn, Maine metropolitan New England city and town area. The population was 3,136 at the 2020 census. Bowdoin is 31 land miles north of Portland, and 21 land miles south of Augusta.

Sagadahoc County is a county located in the U.S. state of Maine. As of the 2020 census, the population was 36,699. Its county seat is Bath. In geographic area, it is the smallest county in Maine.