Jefferson County

E44668

county of Washington State

Jefferson County is a county on Washington State’s Olympic Peninsula, known for its rugged Pacific coastline, portions of Olympic National Park, and maritime communities such as Port Townsend.

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All labels observed (2)

Label	Occurrences
Jefferson County canonical	8
Jefferson County (partial)	1

How this entity was disambiguated

This entity first appeared as the object of triple T306983 — 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: Jefferson County
Context triple: [Puget Sound region, hasCounty, Jefferson County]

A. Wayne County
Wayne County is a populous county in southeastern Michigan that includes the city of Detroit and serves as a major industrial and cultural hub of the state.
B. Lawrence County
Lawrence County is a county in western Pennsylvania that forms part of the greater Pittsburgh metropolitan region.
C. Jefferson County, Alabama
Jefferson County, Alabama is an urban county in north-central Alabama that includes Birmingham, the state’s largest city and a major industrial and economic center.
D. Fayette County
Fayette County is a largely rural county in southwestern Pennsylvania known for its Appalachian landscape, historic industrial and coal-mining heritage, and proximity to the Pittsburgh metropolitan area.
E. Mason County
Mason County is a county in western Washington State known for its forests, waterways, and location along the southern reaches of Puget Sound.
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: Jefferson County
Target entity description: Jefferson County is a county on Washington State’s Olympic Peninsula, known for its rugged Pacific coastline, portions of Olympic National Park, and maritime communities such as Port Townsend.

A. Wayne County
Wayne County is a populous county in southeastern Michigan that includes the city of Detroit and serves as a major industrial and cultural hub of the state.
B. Lawrence County
Lawrence County is a county in western Pennsylvania that forms part of the greater Pittsburgh metropolitan region.
C. Jefferson County, Alabama
Jefferson County, Alabama is an urban county in north-central Alabama that includes Birmingham, the state’s largest city and a major industrial and economic center.
D. Fayette County
Fayette County is a largely rural county in southwestern Pennsylvania known for its Appalachian landscape, historic industrial and coal-mining heritage, and proximity to the Pittsburgh metropolitan area.
E. Mason County
Mason County is a county in western Washington State known for its forests, waterways, and location along the southern reaches of Puget Sound.
F. None of above. chosen

Statements (46)

Predicate	Object
instanceOf	county of Washington State ⓘ
adjacentTo	Clallam County, Washington ⓘ Grays Harbor County, Washington ⓘ Kitsap County ⓘ surface form: Kitsap County, Washington Mason County, Washington ⓘ
bordersBodyOfWater	Hood Canal ⓘ Pacific Ocean ⓘ Juan de Fuca Strait ⓘ surface form: Strait of Juan de Fuca
contains	Brinnon, Washington ⓘ surface form: Brinnon Cape Flattery ⓘ surface form: Cape Flattery area (nearby region influence) Olympic National Forest ⓘ surface form: Olympic National Forest (portion) Olympic National Park ⓘ surface form: Olympic National Park (portion) Port Ludlow, Washington ⓘ surface form: Port Ludlow Port Townsend, Washington ⓘ surface form: Port Townsend Quilcene ⓘ
containsProtectedArea	Olympic National Forest ⓘ surface form: Olympic National Forest (portion) Olympic National Park ⓘ surface form: Olympic National Park (portion)
country	United States of America ⓘ
countySeat	Port Townsend, Washington ⓘ surface form: Port Townsend
FIPSCode	53031 ⓘ
GNISID	1533237 ⓘ
governmentType	county government ⓘ
hasCoastlineOn	Hood Canal ⓘ Pacific Ocean ⓘ Juan de Fuca Strait ⓘ surface form: Strait of Juan de Fuca
hasEconomicActivity	forestry ⓘ maritime industries ⓘ outdoor recreation ⓘ tourism ⓘ
hasFeature	Pacific beaches ⓘ estuaries and inlets ⓘ forested mountains ⓘ
hasHistoricDistrict	Port Townsend, Washington ⓘ surface form: Port Townsend Historic District
knownFor	historic Victorian architecture in Port Townsend ⓘ maritime communities ⓘ rugged Pacific coastline ⓘ
largestCity	Port Townsend, Washington ⓘ surface form: Port Townsend
locatedIn	Olympic Peninsula ⓘ Puget Sound region ⓘ surface form: Western Washington
locatedOn	Olympic Peninsula ⓘ
namedAfter	Thomas Jefferson ⓘ
partOf	Pacific Northwest ⓘ surface form: United States Pacific Northwest
state	Washington ⓘ
subdivisionOf	Washington ⓘ
subdivisionType	county ⓘ
timeZone	Pacific Time Zone ⓘ

How these facts were elicited

Referenced by (9)

Full triples — surface form annotated when it differs from this entity's canonical label.

Puget Sound region → hasCounty → Jefferson County ⓘ

Olympic National Park → county → Jefferson County ⓘ

Seattle metropolitan area → hasCounty → Jefferson County ⓘ

High Desert → contains → Jefferson County ⓘ

subject surface form: High Desert (Oregon)

this entity surface form: Jefferson County (partial)

Ruby Beach → county → Jefferson County ⓘ

Jefferson County International Baccalaureate School → county → Jefferson County ⓘ

Northwest Washington → hasPart → Jefferson County ⓘ

Puget Sound islands → hasCounty → Jefferson County ⓘ

Olympic College → regionServed → Jefferson County ⓘ

All labels observed (2)

How this entity was disambiguated Show

Statements (46)

How these facts were elicited Show

Referenced by (9)

How this entity was disambiguated

How these facts were elicited