Napa County Unincorporated, California · General provision

18.104.240, 18.104.220, 18.104.230

Dimensional standards

lot requirementsSTREETMIN LOT AREA10 acMAX LOT COVERAGE25%
Plan view of the district’s stated lot requirements. Solid line: the property line. Dashed: the setback lines the ordinance imposes; a building must stay inside the tinted envelope. Drawn from the figures extracted below — illustrative, not a survey.

Uses

Permitted by right1

Extracted standards

6 individual requirements pulled out of this section’s prose, each with the sentence it came from.

Other

  • At least 75% of grapes grown in Napa County75 pct

    All wineries first established subsequent to the date of adoption of the ordinance codified in this section: at least seventy-five percent of the grapes used to make the winery's still wine... shall be grown within the county of Napa.

  • The maximum square footage of structures used for accessory uses that are related to a winery shall not exceed forty percent of the area of the production facility.

  • Maximum annual production capacity for small wineries20,000 gallons

    the production limit established as a part of the issuance of the winery's certificate of exemption or twenty thousand gallons per year, whichever is less.

  • Wineries... which are located on parcels contiguous to any other public road or private road(s) used by the public: three hundred feet from the centerline of the road.

  • SetbackSetbackThe distance a building must be held back from a lot line. from state highway, Silverado Trail, or arterial county road600 ft

    Wineries... shall meet a six hundred foot setback from the centerline of any state highway, Silverado Trail, or any arterial county road.

  • Winery development area must be contiguous

    The winery development area of a winery shall be contiguous to and shall not exceed one hundred percent of the winery area calculated according to subsection (B) of this section

From the ordinance

Wineries are permitted to be located or operated on parcels zoned AP or AW only if the single parcel on which it is located meets the following minimum parcel size: ... ten acres. The maximum coverage of new or expanded wineries shall be twenty-five percent of the existing parcel or fifteen acres, whichever is less.
18.104.240, 18.104.220, 18.104.230