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Contra Costa County · Renting & eviction

Short-term rentals in Contra Costa County

Short-term rentals need a county permit; non-hosted up to 90 days per calendar year, hosted up to 180; none in buildings of 5+ homes.

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Key points

  • Short-term rentals: Short-term rentals need a county permit; non-hosted up to 90 days per calendar year, hosted up to 180; none in buildings of 5+ homes.

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

What Contra Costa County's code says

Contra Costa County code What Contra Costa County's code adds
Allowed
  • Yes, with a short-term rental permit. Units in buildings with 5 or more homes may not be rented short term.
    Applies: Applies to hosted and non-hosted short-term rentals, with 1 rental per lot.
    § 88-32.602 · code text
    A residential dwelling unit located within a building that contains five or more dwelling units may not be operated as a short-term rental.
Cap on rentals
  • No more than 1 short-term rental on any lot.
    § 88-32.602 · code text
    No more than one short-term rental may be operated on any lot.
Nights per year
  • No more than 90 days in a calendar year.
    Applies: Non-hosted short-term rentals.
    § 88-32.602 · code text
    A non-hosted short-term rental may not be rented for more than ninety days in a calendar year.
  • No more than 180 days in a calendar year.
    Applies: Hosted short-term rentals.
    § 88-32.602 · code text
    A hosted short-term rental may not be rented for more than one hundred eighty days in a calendar year.
Permit or registration
  • A short-term rental permit is required.
    Applies: The permit holder must follow the rules while running a short-term rental, unless a discretionary permit says otherwise.
    § 88-32.602 · code text
    A permittee shall comply with all of the following regulations while operating a short-term rental, unless a discretionary short-term rental permit specifies otherwise.

Who this affects

TenantsLandlordsProperty managers

Frequently asked questions

Can I rent out my home short-term in Contra Costa County?

Short-term rentals need a county permit; non-hosted up to 90 days per calendar year, hosted up to 180; none in buildings of 5+ homes.

General information, not legal advice.

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