Lenthall Houses | |
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| Location | 606–610 21Street NW Washington, D.C. |
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| Coordinates | 38°53′52″N 77°2′49″W / 38.89778°N 77.04694°W |
| Area | less than one acre |
| Built | c. 1800 |
| Architect | John Lenthall |
| Architectural style | Federal |
| NRHP reference No. | 72001425[1] |
| Added to NRHP | March 16, 1972 |
The Lenthall Houses are historic houses on the George Washington University campus in Washington, D.C. The adjacent houses were built around 1800 and they were moved to their current location and restored between 1978 and 1979. It has been listed on the District of Columbia Inventory of Historic Sites since 1964 and it was listed on the National Register of Historic Places in 1972.