St. Mark's Church (Port Leyden, New York)
# St. Mark's Church (Port Leyden, New York)

St. Mark's Church is a historic Episcopal church located at Port Leyden in Lewis County, New York. It is a frame board and batten sided, three by five bay structure built in 1865 in the Gothic Revival style.

It was listed on the National Register of Historic Places in 1998.

