Deshon-Allyn House

Deshon-Allyn House
U.S. National Register of Historic Places
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Location	613 Williams Street, New London, Connecticut
Coordinates	41°22′21″N 72°6′19″W / 41.37250°N 72.10528°W / 41.37250; -72.10528Coordinates: 41°22′21″N 72°6′19″W / 41.37250°N 72.10528°W / 41.37250; -72.10528
Area	3 acres (1.2 ha)
Built	1829
Architectural style	Greek Revival, Federal
NRHP Reference #	70000700
Added to NRHP	October 28, 1970

The Deshon-Allyn House is a historic house at 613 Williams Street in New London, Connecticut. It is a large  2 ¹⁄₂-story structure, built out of random-laid stone, with corner quoins and openings framed by ashlar granite. The recessed entry is flanked inside the opening by Ionic columns and sidelights, with a transom window across the top. The house is now on the campus of the Lyman Allyn Art Museum, which has used it for a variety of purposes.

The house was listed on the National Register of Historic Places on October 28, 1970.