James Madison’s Montpelier

E500871

National Historic Landmark historic estate historic house museum plantation

James Madison’s Montpelier is the historic Virginia plantation estate of the fourth U.S. president, now preserved as a museum and National Historic Landmark.

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All labels observed (4)

Label	Occurrences
James Madison’s Montpelier canonical	5
James Madison’s Montpelier estate	3
Madison family home	1
Montpelier (James Madison’s home)	1

How this entity was disambiguated

This entity first appeared as the object of triple T5196866 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: James Madison’s Montpelier
Context triple: [Montpelier, Virginia, alsoKnownAs, James Madison’s Montpelier]

A. Mary Washington House
Mary Washington House is a historic home and museum in Fredericksburg, Virginia, best known as the residence of Mary Ball Washington, mother of George Washington, during her later years.
B. George Washington’s Mount Vernon museum
George Washington’s Mount Vernon museum is a historic estate and museum in Virginia that preserves and interprets the home, life, and legacy of the first president of the United States.
C. James Madison Birthplace National Historic Site
James Madison Birthplace National Historic Site is a protected historic area in Virginia that preserves and interprets the early life and legacy of James Madison, the fourth president of the United States.
D. Mount Vernon
Mount Vernon is a city in Westchester County, New York, bordering the Bronx and known as a residential suburb of New York City.
E. Mount Vernon
Mount Vernon is a small city in northwestern Washington State that serves as the administrative and commercial hub of Skagit County.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: James Madison’s Montpelier
Target entity description: James Madison’s Montpelier is the historic Virginia plantation estate of the fourth U.S. president, now preserved as a museum and National Historic Landmark.

A. Mary Washington House
Mary Washington House is a historic home and museum in Fredericksburg, Virginia, best known as the residence of Mary Ball Washington, mother of George Washington, during her later years.
B. George Washington’s Mount Vernon museum
George Washington’s Mount Vernon museum is a historic estate and museum in Virginia that preserves and interprets the home, life, and legacy of the first president of the United States.
C. James Madison Birthplace National Historic Site
James Madison Birthplace National Historic Site is a protected historic area in Virginia that preserves and interprets the early life and legacy of James Madison, the fourth president of the United States.
D. Mount Vernon
Mount Vernon is a small city in northwestern Washington State that serves as the administrative and commercial hub of Skagit County.
E. Mount Vernon
Mount Vernon is a city in Westchester County, New York, bordering the Bronx and known as a residential suburb of New York City.
F. None of above. chosen

Statements (46)

Predicate	Object
instanceOf	National Historic Landmark ⓘ historic estate ⓘ historic house museum ⓘ plantation ⓘ
architecturalStyle	Federal ⓘ Georgian ⓘ
associatedWith	James Madison ⓘ
country	United States ⓘ linked to: United States of America
eraOfSignificance	18th century ⓘ 19th century ⓘ
function	education center ⓘ historic house museum ⓘ
governingBody	The Montpelier Foundation ⓘ
hasCategory	Historic house museums in Virginia ⓘ Museums in Orange County, Virginia ⓘ National Historic Landmarks in Virginia ⓘ Plantation houses in Virginia ⓘ Presidential homes in the United States ⓘ
hasDesignation	National Historic Landmark ⓘ National Register of Historic Places listing ⓘ linked to: National Register of Historic Places
hasFeature	archaeological sites ⓘ cemeteries ⓘ enslaved community sites ⓘ exhibition galleries ⓘ main mansion ⓘ plantation grounds ⓘ visitor center ⓘ
knownFor	being the lifelong home of James Madison ⓘ interpretation of the U.S. Constitution and Bill of Rights history ⓘ public history work on slavery and the lives of enslaved people ⓘ
locatedIn	Orange County, Virginia ⓘ United States ⓘ linked to: United States of America Virginia ⓘ
namedAfter	James Madison ⓘ
nearestCity	Orange, Virginia ⓘ
NRHPType	National Historic Landmark ⓘ
openToPublic	yes ⓘ
ownedBy	James Madison ⓘ
significantPerson	James Madison ⓘ
state	Virginia ⓘ
topic	history of American slavery ⓘ history of the United States Constitution ⓘ
usedAs	plantation ⓘ presidential residence (private) ⓘ
wasHomeOf	Dolley Madison ⓘ James Madison ⓘ

How these facts were elicited