Washington and Georgetown Railroad Car House

Washington and Georgetown Railroad Car House
Washington and Georgetown Railroad Car House in 2008
Location770 M Street, S.E., Washington, D.C.
Coordinates38°52′37″N 76°59′44″W / 38.87694°N 76.99556°W / 38.87694; -76.99556
Built1893
Architectural styleRomanesque Revival
NRHP reference No.06000516
Added to NRHPNovember 14, 2006

The Washington and Georgetown Railroad Car House, also known as the Navy Yard Car Barn, or Blue Castle, is an historic building, located at 770 M Street, Southeast, Washington, D.C.