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A National Historic Landmark open to the public as a museum since 1912

The Moffatt-Ladd House & Garden is open for the 2023 season. Open hours are 11-4 daily except Wednesdays. For more details, please click here.

The purpose of the Moffatt-Ladd House and Garden is to interpret American, New Hampshire, and Portsmouth history through the lives and possessions of the inhabitants of the house, both free and enslaved.

The Society collects and preserves objects and manuscripts appropriate to this history.  The Moffatt-Ladd House is a National Historic Landmark Building and a member of the Great American Treasures program of NSCDA.

Checkout our Youtube channel for exciting videos about the Moffatt-Ladd House & Garden


We are located on 154 Market Street in Portsmouth, New Hampshire.
Call us at (603) 436-8221.


Find out more about our school programs and educational workshops.

History and People

Learn about the free and enslaved people who lived in the Moffatt-Ladd House.

Recent News

Have a look at a day in the life of the Moffatt-Ladd House and keep up with current events.

2021 Season A Success

After being closed for over a year, the Moffatt-Ladd House reopened for guided tours.  From July 2 through…

Telling the Whole Story

Telling the Whole Story: A Presentation on the History of the Free and Enslaved of the Moffatt Ladd…

Owned and operated by
The National Society of The Colonial Dames of America in the State of New Hampshire

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