Central Coast GIS
Wine appellation · CA

Petaluma Gap

The Petaluma Gap appellation was established in 2018 and covers 202,355 acres across Marin, Sonoma. It sits inside North Coast.

Established2018
Area202,355 acres · 316 sq miles
CountiesMarin, Sonoma
Part ofNorth Coast, Sonoma Coast
Federal listing27 CFR 9.261
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  • SVG and DXF cut files12, 18, 24 in · 300, 450, 600 mm
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How it came to be

Recognised by the federal government on petition by Patrick L. Shabram, Petaluma Gap Winegrowers Alliance.

202,355 acres

Neighbouring appellations


The boundary, as written into law

Every American wine appellation is defined in federal regulations by walking the boundary landmark by landmark. The official description of this one begins:

Boundary. The Petaluma Gap viticultural area is located in Sonoma and Marin Counties in California. The boundary of the Petaluma Gap viticultural area is as described in paragraphs (c)(1) through (48) of this section: (1) The beginning point is on the Cotati map at the intersection of Grange Road, Crane Canyon Road, and the northern boundary of section 16, T6N/R7W. From the beginning point, proceed southeast in a...

Boundary traced by the UC Davis Library from the official descriptions in federal regulation, and released under an open licence. Smoothed for manufacturing. Decorative use only, not for legal boundary determination.