The camp has an average intake of between 250 and 280 boys aged 8 to 15 years, and takes enrollments nationally and internationally.

[3][4][5] Camp Androscoggin has had many notable campers including Stephen Sondheim,[6] Alan Jay Lerner,[7] Tom Lehrer, William Zeckendorf, Curtis Schenker, Craig Effron, and Si Newhouse.

A recent addition to sport facilities is the Foster Fieldhouse, with a high school regulation-sized basketball court.

Water sports use a 2,000-foot-long (610 m) shoreline for competitive and instructional swimming, sailing, fishing, canoeing, kayaking, windsurfing, waterskiing and wakeboarding.

[10] Arts and crafts, pottery, woodworking, photography, video, and animation take place in an arts center and a media center, and a theater holds musical talent shows and plays, and the final event of the camp's four-week long Color War, during which campers sing Alma Mater and fight songs.