Earlier editions: 2026-09
Title 8 — ZONING›Division 88 — SPECIAL LAND USES›Chapter 88-32 — SHORT-TERM RENTALS
Contra Costa County Municipal Code Art. 88-32.6 Requirements
Contra Costa County Municipal Code · 2026-10 edition · updated 2026-10-04 · Contra Costa County
Cite as: Contra Costa County Municipal Code Article 88-32.6 · Text as of 2026-10-04
88-32.602 - Short-term rental regulations.¶
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.
(a) No more than one short-term rental may be operated on any lot.
(b) A residential dwelling unit located within a building that contains five or more dwelling units may not be operated as a short-term rental.
(c) A non-hosted short-term rental may not be rented for more than ninety days in a calendar year. A hosted short-term rental may not be rented for more than one hundred eighty days in a calendar year. The maximum number of days a short-term rental may be rented in a calendar year is one hundred eighty days.
(d) The overnight guest occupancy of a short-term rental may not exceed two persons per bedroom, plus two additional persons. Children under the age of twelve are not counted towards the total number of guests.
(e) A short-term rental with three or fewer bedrooms for rent must include at least one off-street parking space available for use by guests. A short-term rental with four or more bedrooms for rent must include at least two off-street parking spaces available for use by guests. The required off-street parking spaces must be located on the same lot as the short-term rental, but may be located within the lot's setback area. The maximum number of guest vehicles permitted at a short-term rental is equal to the number of off-street parking spaces available for use by guests.
(Ord. 2020-12 § II, 6-2-20)
88-32.604 - Operational standards.¶
The following standards apply to the use of short-term rentals.
(a) Excessive traffic to and from the short-term rental that significantly impairs the quiet enjoyment of neighboring properties is prohibited.
(b) Excessive noise that significantly impairs the quiet enjoyment of neighboring properties is prohibited. The amplification of sound by any device outside the short-term rental is prohibited. Quiet hours during which noise must be restricted to the interior of the short-term rental shall be between 10:00 p.m. and 7:00 a.m. the following morning.
(c) The obstruction of any public right-of-way, road, street, highway, or private road is prohibited.
(d) The overnight guest occupancy of a short-term rental may not exceed that approved by the permit. No more than twenty persons, including children, may gather at a short-term rental at any time.
(Ord. 2020-12 § II, 6-2-20)
88-32.606 - Accessory dwelling units.¶
An accessory dwelling unit may not be operated as a short-term rental.
(Ord. 2020-12 § II, 6-2-20)
88-32.608 - No events.¶
No event, including a conference, wedding, fundraiser, or similar gathering, or any commercial event, may be held at a short-term rental. ;hn0; (Ord. 2020-12 § II, 6-2-20)
88-32.610 - No signs.¶
No sign or writing visible from the exterior of the short-term rental indicating that the dwelling unit is available for rent may be posted anywhere on the lot where the short-term rental is located.
(Ord. 2020-12 § II, 6-2-20)
88-32.612 - Posting of permit and permit number.¶
(a) A permittee shall post copies of the short-term rental permit, business license, and all applicable regulations and standards in a conspicuous place in each room in which a guest is expected to sleep.
(b) In any advertisement for a short-term rental, the permittee shall specify the short-term rental permit number, business license number, maximum occupancy, maximum number of vehicles allowed, and the applicable quiet hours at the short-term rental. For the purposes of this subsection, "advertisement" means any method used to solicit interest in the short-term rental, including, but not limited to, internet-based listing or hosting services.
(Ord. 2020-12 § II, 6-2-20)
88-32.614 - Business license.¶
A permittee shall obtain a valid business license issued pursuant to Chapter 64-14 of this code before renting or offering to rent a short-term rental.
(Ord. 2020-12 § II, 6-2-20)
88-32.616 - Transient occupancy registration certificate.¶
A permittee shall obtain a valid transient occupancy registration certificate issued pursuant to Chapter 64-4 of this code before renting or offering to rent a short-term rental.
(Ord. 2020-12 § II, 6-2-20)
88-32.618 - Rental records.¶
(a) A permittee shall keep written rental records that document the following information:
(1) All dates on which the permittee rented the short-term rental to one or more guests;
(2) The overnight guest occupancy on each date; and
(3) The rent paid to permittee for each night of lodging.
(b) A permittee shall maintain the required rental records for at least three years.
(c) A permittee shall provide a copy of the required rental records to the department with any application to renew the short-term rental permit.
(d) A permittee operating a short-term rental under a discretionary short-term rental permit shall provide a copy of the required rental records to the department annually. The records must be provided to the department on each anniversary of the discretionary short-term rental permit approval date.
(Ord. 2020-12 § II, 6-2-20)
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