John and Priscilla Alden Family Sites

John and Priscilla Alden Family Sites is a National Historic Landmark consisting of two properties in Duxbury, Massachusetts, United States.
According to the Department of the Interior's press release:
Alden Homestead site.
This property is the site of John Alden's original home. It was built about 1632. John and Priscilla Alden first lived in this house. Traditional accounts say the house was abandoned around 1653. The building has not survived. The property is now an important archeological site. It is owned by the Town of Duxbury.
John Alden House.
The John Alden House is a historic house museum that was supposed to be the home of John and Priscilla Alden. It is located at 105 Alden Street in Duxbury, Massachusetts. Family tradition says it was built in 1653. Scientific testing of the beams says the house was built about 1700.
Recognition.
John and Priscilla Alden Family Sites was added to the National Register of Historic Places in 1978. The sites were declared a National Historic Landmark on October 7, 2008. The Alden Kindred of America, Inc. is a non-profit organization that owns and takes care of the John Alden House.