Dumbarton Oaks

Dumbarton Oaks Dumbarton Oaks is a historic estate in the Georgetown neighborhood of Washington, D.C. It was the residence and gardens of Robert Woods Bliss (1875–1962) and his wife Mildred Barnes Bliss (1879–1969).The Dumbarton Oaks Research Library and Collection was founded here by the Bliss couple, who gave the property to Harvard University in 1940.The research institute that has emerged from this bequest is dedicated to supporting scholarship in the fields of Byzantine, Pre-Columbian, and garden design and landscape architecture studies, especially through its research fellowships, meetings, exhibitions, and publications.Dumbarton Oaks also opens its gardens and museum collections to the public, and hosts public lectures and a concert series.HistoryEarly HistoryThe land of Dumbarton Oaks was formerly part of the Rock of Dumbarton grant that Queen Anne made in 1702 to Colonel Ninian Beall (ca. 1625-1717).

About 1801, William Hammond Dorsey (1764–1818) built the first house on the property (the central block of the existing structure) and an orangery, and in the mid-nineteenth century, Edward Magruder Linthicum (1787–1869) greatly enlarged the residence and named it The Oaks. The Oaks also was the Washington residence of U.S. Senator and Vice President John C. Calhoun (1782–1850) between 1822 and 1829.

Operating as usual


1703 32nd St NW
Washington D.C., DC

Opening Hours

Monday 10am - 5pm
Tuesday 10am - 5pm
Wednesday 10am - 5pm
Thursday 10am - 5pm
Friday 10am - 5pm
Saturday 10am - 5pm
Sunday 10am - 5pm


(202) 339-6401


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