Ellenberger Cottage is a historic cure cottage located at Saranac Lake in the town of Harrietstown, Franklin County, New York. It was built in 1914 and is a 2 1/2-story, wood-frame dwelling on a concrete block foundation, clad in wooden clapboard and shingles in staggered butt pattern and surmounted by a gable roof clad in asphalt shingles. The building is inspired by Queen Anne style architecture and has a 1-story verandah with classically detailed columns and portico. It was listed on the National Register of Historic Places in 1992.