Use cases

Screen vineyard and ag parcels

Ag land diligence includes zoning, Williamson Act, farmland mapping, water, and processing uses. GIS is the map layer—contracts and water rights need documents.

Updated 2026-09-12

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Useful sources for searching: Official sources to verify buildability ↓

Key overlays

Agricultural zoning, FMMP classes, and conservation contracts often decide residential or event-use feasibility.

People also ask

Can I build a tasting room?

Depends on zoning, permits, and sometimes coastal or winery ordinances—not GIS alone.

Official sources

Last verified 2026-09-12. Re-check agency maps before decisions — vintages change.

Related

Williamson Act

Screen this on a California parcel

Parcel Peak checks official public GIS for zoning, flood, fire, soils, and planning — every finding linked to the source.

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