Commercial Real Estate in Annapolis: Vineyard, Timber and Rural Business Rules on the North Sonoma Coast

By Matthew Martinez, Founder, CEO & Managing Broker, Diamond Real Estate Group. California DRE #01869679.

Annapolis is a rural ridge community in the far northwest corner of Sonoma County, inland from The Sea Ranch and reached by Annapolis Road. Commercial real estate here is mostly working land: vineyards and other agriculture, timber, small agricultural processing and the occasional rural business or visitor use. What a buyer can do is set by County agricultural and resource zoning, the County’s permits for processing and tasting, and very real constraints on access, water and wildfire. Confirm the zoning and permit history for any parcel with Permit Sonoma before relying on this page.

Who controls the parcel

Land use. Annapolis is unincorporated, so Sonoma County decides through Permit Sonoma. It is not one of the 21 Urban Service Areas on the County’s GIS layer; the nearest is The Sea Ranch. That rules out urban-style commercial zoning and public sewer.

Coastal or inland. The County’s LCP FAQ says the Coastal Zone runs generally to the first coastal ridgeline, and Permit Sonoma puts its width in Sonoma County at between half a mile and five miles. Some Annapolis parcels may be inside it. Check the County’s Coastal Zone map, because a coastal parcel uses Chapter 26C and needs coastal permits, and wineries and agricultural processing on coastal farmland are appealable to the Coastal Commission.

Fire protection. The North Sonoma Coast Fire Protection District was formed April 1, 2016, replacing service from the Annapolis and Sea Ranch volunteer fire departments and CAL FIRE. It covers 172.4 square miles and reaches east from The Sea Ranch to Annapolis and beyond.

County zoning for agricultural and rural business uses

Inland parcels follow Article 06 for agriculture and resource land and Article 10 for commercial zones.

District	Intended uses	Business uses and permit level	Minimum lot
LEA Land Extensive Agriculture	Lower-output permanent farmland	Ag processing and tasting rooms by use permit; small-scale processing, farmstays and farm stands permitted	1.5 acres
DA Diverse Agriculture	Small-acreage and part-time farming	Same as LEA; bed and breakfast and campgrounds by use permit	10 acres
RRD Resources and Rural Development	Timber, watershed, habitat; very low-density housing and compatible visitor uses	Timber management permitted; sawmills, campgrounds and organized camps by use permit	20 acres
TP Timberland Production	Timber growing under state forest tax rules	Timber management with criteria; sawmills and camps by use permit	None set
CR Commercial Rural	Homes and businesses in rural areas and communities	Personal services, tasting rooms; new commercial uses reviewed	1.5 acres without water or sewer

Non-agricultural buildings in these zones are capped at 35 feet. Look up each parcel’s district; we did not map Annapolis zoning.

Wineries, tasting and farm-based visitors

The County does not use the word "winery" in its agricultural use table. Wine production falls under agricultural processing, which needs a use permit in LEA, DA and RRD, though small-scale processing is permitted subject to discretionary criteria. Tasting rooms are a separate use-permit use. Farmstays and farm stands are permitted in all four farm and resource zones.

That matters for valuation. A vineyard with a valid processing and tasting permit is a different asset from bare planted land, and the conditions on that permit, such as visitor counts, event limits and hours, travel with it. The fire district’s hazard plan notes that several homes and commercial agricultural properties have been built in the Annapolis area in recent years, all of them in high wildfire risk areas.

Access, wildfire and water

Annapolis Road. The fire district’s plan calls Annapolis Road a primary fire response route with repeated landslides and dead trees on unstable banks, and lists clearing and repair as planned actions. Commercial visitor traffic depends on that road.

Wildfire planning. The plan ranks wildfire as the district’s top hazard, notes that the existing community wildfire protection plan covers only The Sea Ranch, and lists creating one for Annapolis as a planned action. Horicon School serves as Annapolis’s emergency evacuation zone and air medical landing zone.

Fire stations. The district lists apparatus buildings at Annapolis Station No. 1 and Station No. 2 among its facilities.

Heat and water. The plan notes inland temperatures east of Annapolis can reach about 100 degrees, far warmer than the coast. With no public water system mapped for Annapolis in our sources, wells, ponds and water rights carry much of a farm property’s value; have them reviewed.

Lodging and vacation rentals

Bed-and-breakfasts and campgrounds are use-permit uses in some farm and resource zones. Whole-house vacation rentals need an annual County license under the April 2023 rules: one license per person, no LLC or corporate owners, occupancy tied to bedrooms or septic capacity up to 12, written evacuation plans and no outdoor burning of solid fuel. Article 79 lists significant fire hazard and poor road access among the reasons the County may cap or bar them.

Transfer tax, business tax and property tax

The Sonoma County Recorder charges $0.55 per $500 of value, less assumed loans; only Santa Rosa and Petaluma add city taxes. Timberland in TP pays a yield tax at harvest under state forest tax rules, and farmland may be under a Williamson Act contract; ask the Assessor. A change of ownership generally triggers Proposition 13 reassessment.

Due diligence that matters in Annapolis

Start with our commercial due diligence checklist, then add:

Confirm the parcel’s zoning district and whether any part is in the Coastal Zone.
Collect every use permit for processing, tasting, events or lodging, and confirm they are active.
Review wells, ponds, water rights and any state water system permit.
Check Annapolis Road conditions, private road agreements and seasonal access.
Get a defensible-space and fire insurance review before removing contingencies.
Confirm Williamson Act or timber tax status with the Assessor.

Questions people ask

Who provides fire protection in Annapolis?

The North Sonoma Coast Fire Protection District, formed in 2016, which replaced the Annapolis and Sea Ranch volunteer departments and CAL FIRE service.

Can I open a winery in Annapolis?

On agricultural or resource land, wine production is agricultural processing, which needs a use permit, though small-scale processing may be permitted with criteria. Tasting rooms need a separate use permit.

Can I sell produce on site?

Farm stands are permitted in the County’s LEA, DA, RRD and LIA zones.

Is Annapolis in the Coastal Zone?

Some coastal-side parcels may be. Check the County’s map; coastal wineries and processing permits are appealable to the Coastal Commission.

What are the access issues?

The fire district describes Annapolis Road as a primary response route with repeated landslides, and plans work to keep it open.

Is there a city transfer tax?

No. Only the County’s $0.55 per $500 applies.

Does Diamond handle commercial property in Annapolis?

Contact Matthew Martinez to discuss buying, selling or leasing commercial property in Annapolis. For countywide context, see our Sonoma County commercial guide and Sonoma County multifamily guide.

Sources & notes

Note: Most Annapolis-specific facts come from the 2021 hazard mitigation plan annex, which describes conditions at that time; planned actions may since have been completed or dropped. We did not map parcel zoning or confirm Coastal Zone status, water systems or Williamson Act contracts.

This page is general information, not legal or tax advice. Last reviewed October 2026 by Matthew Martinez.

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