The Port Elmsley Public School, a heritage structure, stands at the northeast corner of Lanark County Road 43 and Station Road, in Port Elmsley, Ontario.
The Port Elmsley Public School (School Section No. 3), also known as Margaret Wicklum House, was built in 1873 by Robert Elliott of Perth using sandstone quarried near Westport. The school closed in 1967. In 1987, the interior was renovated by Margaret Wicklum to provide apartments. The School has been recognized for its heritage value by the Township of North Elmsley, By-law 89-24 on July 4, 1989. For more information on the structure see the page about it on Canada's Historic Places.