The Plumb Memorial Library is the public library of Shelton, Connecticut. It is located at 47 Wooster Street, in an architecturally distinguished Richardsonian Romanesque building designed by Bridgeport architect Charles T. Beardsley and built in 1895. It was listed on the National Register of Historic Places in 1978. The building is named in memory of David Wells Plumb, a local businessman and philanthropist, whose widow donated land for its construction.