High Quality Content by WIKIPEDIA articles! Phippsburg is a town in Sagadahoc County, Maine, United States, on the west side of the mouth of the Kennebec River. The population was 2,106 at the 2000 census. It is within the Portland–South Portland–Biddeford, Maine metropolitan statistical rea. A tourist destination, Phippsburg is home to Bates-Morse Mountain Conservation Area, Fort Popham State Historic Site, it is also home to the Fort Baldwin which overlooks Fort Popham, and Popham Beach State Park, as well as Pond Island National Wildlife Refuge. The town includes part of Winnegance.