Sonoma County, California

E40387

administrative division county

Sonoma County, California is a Northern California region known for its extensive wine country, scenic Pacific coastline, and redwood forests north of the San Francisco Bay Area.

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All labels observed (10)

Label	Occurrences
Sonoma County	111
Sonoma County, California canonical	69
Sonoma County wine region	13
County of Sonoma	5
Sonoma County government	3
Sonoma County, California, United States	3
Sonoma	1
Sonoma County coast of California	1
Sonoma County wine country	1
southern Sonoma County, California	1

How this entity was disambiguated

This entity first appeared as the object of triple T76692 — 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: Sonoma County, California
Context triple: [U.S. Route 101, passesThrough, Sonoma County, California]

A. Santa Cruz County, California
Santa Cruz County, California is a coastal county in Northern California known for its beaches, redwood forests, and the city of Santa Cruz, and was heavily impacted by the 1989 Loma Prieta earthquake.
B. Mendocino County
Mendocino County is a coastal county in Northern California known for its rugged Pacific shoreline, redwood forests, and wine-producing Anderson Valley.
C. Monterey County, California
Monterey County, California is a coastal county in central California known for its scenic Pacific shoreline, agriculture-rich Salinas Valley, and popular destinations like Monterey, Carmel-by-the-Sea, and Big Sur.
D. Del Norte County, California
Del Norte County, California is a sparsely populated coastal county in the far northwest corner of the state, known for its rugged Pacific shoreline, dense redwood forests, and portions of Redwood National and State Parks.
E. Napa Valley
Napa Valley is a renowned wine-producing region in Northern California, famous for its vineyards, wineries, and picturesque landscapes.
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: Sonoma County, California
Target entity description: Sonoma County, California is a Northern California region known for its extensive wine country, scenic Pacific coastline, and redwood forests north of the San Francisco Bay Area.

A. Santa Cruz County, California
Santa Cruz County, California is a coastal county in Northern California known for its beaches, redwood forests, and the city of Santa Cruz, and was heavily impacted by the 1989 Loma Prieta earthquake.
B. Mendocino County
Mendocino County is a coastal county in Northern California known for its rugged Pacific shoreline, redwood forests, and wine-producing Anderson Valley.
C. Monterey County, California
Monterey County, California is a coastal county in central California known for its scenic Pacific shoreline, agriculture-rich Salinas Valley, and popular destinations like Monterey, Carmel-by-the-Sea, and Big Sur.
D. Del Norte County, California
Del Norte County, California is a sparsely populated coastal county in the far northwest corner of the state, known for its rugged Pacific shoreline, dense redwood forests, and portions of Redwood National and State Parks.
E. Napa Valley
Napa Valley is a renowned wine-producing region in Northern California, famous for its vineyards, wineries, and picturesque landscapes.
F. None of above. chosen

Statements (50)

Predicate	Object
instanceOf	administrative division ⓘ county ⓘ
adjacentTo	Lake County, California ⓘ Marin County ⓘ surface form: Marin County, California Mendocino County ⓘ surface form: Mendocino County, California Napa County ⓘ surface form: Napa County, California San Pablo Bay ⓘ Solano County ⓘ surface form: Solano County, California
borders	Pacific Ocean ⓘ
contains	Alexander Valley AVA ⓘ surface form: Alexander Valley Armstrong Redwoods State Natural Reserve ⓘ Carneros AVA ⓘ Cloverdale, California ⓘ Cotati, California ⓘ Dry Creek ⓘ surface form: Dry Creek Valley Healdsburg, California ⓘ Petaluma, California ⓘ Point Reyes–Petaluma Road ⓘ Rohnert Park, California ⓘ Russian River (California) ⓘ Russian River Valley AVA ⓘ Santa Rosa ⓘ surface form: Santa Rosa, California Sebastopol, California ⓘ Sonoma Coast AVA ⓘ Sonoma Coast State Park ⓘ Sonoma Mountain AVA ⓘ Sonoma Valley ⓘ Sonoma, California ⓘ Windsor, California ⓘ
country	United States of America ⓘ
countySeat	Santa Rosa ⓘ surface form: Santa Rosa, California
hasAirport	Charles M. Schulz–Sonoma County Airport ⓘ
hasHighway	Pacific Coast Highway ⓘ surface form: California State Route 1 California State Route 12 ⓘ U.S. Route 101 ⓘ
knownFor	Pacific coastline ⓘ agriculture ⓘ dairy farming ⓘ organic farming ⓘ redwood forests ⓘ vineyards ⓘ wine production ⓘ wine tourism ⓘ
largestCity	Santa Rosa ⓘ surface form: Santa Rosa, California
locatedIn	Northern California ⓘ San Francisco Bay Area ⓘ
namedAfter	Valley of the Moon (Sonoma) ⓘ
partOf	North Bay (San Francisco Bay Area) ⓘ
state	California, United States ⓘ surface form: California
timeZone	Pacific Time Zone ⓘ

How these facts were elicited

Referenced by (208)

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

U.S. Route 101 (nearby) → passesThrough → Sonoma County, California ⓘ

subject surface form: U.S. Route 101

Pinot Noir → notableRegion → Sonoma County, California ⓘ

this entity surface form: Sonoma

San Francisco Bay Area → hasCounty → Sonoma County, California ⓘ