The Prince Hall Masonic Temple built in 1922 is an historic Prince Hall Masonic building located at 1000 U Street, NW in Washington, D.C. The Grand Lodge serves as home to the MWPGM Roland D. Williams Center for Masonic ExcellenceHistoryIt was designed by Albert Cassell, and constructed from 1922 to 1929.It was listed on the National Register of Historic Places in 1983.