L Street or "L" Street is the twelfth of a sequence of alphabetical streets in many cities (or eleventh, if "I" or "J" is omitted).

It may refer to: L Street (Washington, D.C.) L Street (Barstow, California) L Streets, Dallas, a neighborhood in Dallas, Texas

See also L Street Bridge, bridge over Rock Creek in Washington, D.C. L Street Brownies, polar bear club in Boston, Massachusetts Carson Beach, South Boston, also known as L Street Beach