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Sonoma County · Building on your lot

RV and boat parking in Sonoma County

Sonoma County's own rules on RV and boat parking, with the code text for every value.

Each rule below links to the section of the Sonoma County Municipal Code it was read from, with the code text one click away (checked October 2026). General information, not legal advice.

What Sonoma County's code says

Sonoma County code What Sonoma County's code adds
Size limit
  • At least 24 feet long, 90 inches high or 96 inches wide: no parking over 6 consecutive hours.
    Applies: Vehicles, boats or trailers on county highways and rights-of-way; trailers, trailer coaches, buses and RVs count as oversized at any size.
    § 18-3.10 · code text
    24 feet in length
Parking on the street
  • Up to 48 consecutive hours, only for loading or unloading.
    Applies: Moving vans, RVs or other oversized vehicles actively loading or unloading at the business or home right next to them.
    § 18-3.10 · code text
    Moving vans, recreational vehicles, or other oversized vehicles actively being used for loading or unloading of items from the business or residence immediately adjacent to where it is parked, for a period of no more than forty-eight (48) hours consecutive hours for the purpose of loading or unloading only.
  • No more than 6 consecutive hours; then the vehicle must move away for at least 72 hours.
    Applies: Oversized vehicles on county roads; deliveries, loading up to 48 hours, emergency repairs under 24 hours, and some other uses excepted.
    § 18-3.10 · code text
    No person shall stop, park, or leave standing on any county highway or county right-of-way any vehicle defined in this section for a period longer than six (6) consecutive hours

Who this affects

HomeownersContractorsDesigners

Frequently asked questions

Can I park an RV or boat at my home in Sonoma County?

Sonoma County's code: At least 24 feet long, 90 inches high or 96 inches wide: no parking over 6 consecutive hours. (Vehicles, boats or trailers on county highways and rights-of-way; trailers, trailer coaches, buses and RVs count as oversized at any size.) (§ 18-3.10).

General information, not legal advice.

Ask about a specific Sonoma County property

Ask GoCodebook how Sonoma County's RV and boat parking rules apply to your situation and get an answer that cites the section.

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