The Chewonki Foundation is a non-profit institution in Wiscasset, Maine, that runs educational programs with an environmental focus.

Founded in 1915 as a summer camp for boys, the Foundation now runs a four month high school program, Chewonki Semester School

Maine Coast Semester

Chewonki Semester School formerly known as Maine Coast Semester, founded in 1988, is a semester-long, environmental education program for high school juniors run by the Chewonki Foundation and located in Wiscasset, Maine. The founding director was S. Scott Andrews, who currently teaches history...

 (formerly called the Maine Coast Semester), boys and girls summer camp programs, wilderness trips for teenagers and families, an organic farm, traveling natural history programs where non-releasable wildlife are brought to schools and libraries, as well as week long environmental education programs for school groups around New England. Willard Morgan is the President of the foundation, Garth Altenburg is the Director of the boys summer camp, and Genell Vashro is the Director of the girls camp program.

The Chewonki Foundation is located on a 400 acres (1.6 km²) peninsula between Westport Island and the town of Woolwich

Woolwich, Maine

Woolwich is a town in Sagadahoc County, Maine, United States. The population was 2,810 at the 2000 census. It is part of the Portland–South Portland–Biddeford, Maine metropolitan statistical area...

. The peninsula protrudes into Montsweag Bay.