CHAPTER 18 - ZONING#

18.02 - GENERAL PROVISIONS#

18.04 - DEFINITIONS#

18.06 - DISTRICTS#

18.08 - ZONING MAP#

18.10 - RESIDENTIAL DISTRICTS#

18.10.010 - Purposes of regulations for residential districts.#

The purposes of regulations for residential districts are as follows:

A. To control the density and distribution of population in conformance with the general plan;

B. To provide for residential areas that will permit development of rural, single-family, and multi-family living accommodations;

C. To regulate the development and use of residential areas in a manner that will minimize disturbance of the natural terrain and will preserve the inherent visual amenities and minimize problems of drainage, erosion, and earth movement;

D. To provide for grouping or clustering of residential structures where appropriate in order to preserve the natural amenities and open space qualities of Portola Valley;

E. To provide areas for multi-family and mixed-use development that supports a mix of multi-family residential, local retail, consumer service businesses, and professional services;

F. To provide standards that preserve the rural character of Portola Valley and promote public health, safety and welfare;

G. To permit public and private facilities needed to serve residential areas; and

H. To permit and regulate uses and institutions requiring a location in a residential area.

(Ord. 2024-451 § 1 (Att. A), 2024; Ord. 2024-450 § 1 (Att. A), 2024; Ord. 1967-80 § 1 (6500), 1967)

18.11 - REASONABLE ACCOMMODATION FOR INDIVIDUALS WITH DISABILITIES#

18.12 - R-E RESIDENTIAL ESTATE DISTRICT REGULATIONS#

18.14 - R-1 SINGLE-FAMILY RESIDENTIAL DISTRICT REGULATIONS#

18.15 - R-MF MULTI-FAMILY RESIDENTIAL DISTRICT REGULATIONS#

18.16 - M-R MOUNTAINOUS RESIDENTIAL DISTRICT REGULATIONS#

18.17 - STATE DENSITY BONUS LAW#

18.18 - COMMERCIAL DISTRICTS#

18.20 - C-C COMMUNITY COMMERCIAL DISTRICT REGULATIONS#

18.22 - A-P ADMINISTRATIVE-PROFESSIONAL DISTRICT REGULATIONS#

18.23 - M-U MIXED-USE DISTRICT REGULATIONS#

18.24 - SPECIAL DISTRICTS#

18.26 - O-A OPEN AREA DISTRICT REGULATIONS#

18.27 - STANDARDS FOR SB 9 RESIDENTIAL DEVELOPMENT#

18.28 - P-C PLANNED COMMUNITY DISTRICT REGULATIONS#

18.29 - AFFILIATED HOUSING AH COMBINING DISTRICT REGULATIONS#

18.30 - D-R DESIGN REVIEW COMBINING DISTRICT REGULATIONS#

18.31 - H-R HISTORIC RESOURCES COMBINING DISTRICT REGULATIONS#

18.32 - F-P FLOODPLAIN COMBINING DISTRICT REGULATIONS#

18.34 - ADMINISTRATION#

18.36 - USES PERMITTED IN ALL DISTRICTS#

18.37 - REQUIRED CONDITIONS IN ALL DISTRICTS#

18.38 - DETERMINATION OF USES NOT LISTED#

18.39 - CANNABIS LAND USES#

18.40 - SIGNS#

18.41 - WIRELESS COMMUNICATION FACILITIES#

18.42 - ACCESSORY STRUCTURES#

18.43 - FENCES#

18.44 - PLANNED UNIT DEVELOPMENT#

18.46 - NONCONFORMING STRUCTURES AND USES#

18.48 - PARCEL AREA, OPEN SPACE AND BULK—BASIC REQUIREMENTS#

18.50 - PARCEL AREA#

18.52 - YARDS#

18.54 - BUILDING BULK#

18.56 - IMPERVIOUS SURFACING AND LANDSCAPING#

18.58 - SPECIAL SETBACK LINES#

18.59 - CREEK SETBACKS#

18.60 - OFF-STREET PARKING#

18.62 - ZONING PERMIT AND CERTIFICATE OF OCCUPANCY#

18.64 - ARCHITECTURAL AND SITE PLAN REVIEW#

18.66 - APPEALS FROM DECISIONS OF ADMINISTRATIVE OFFICIALS AND ARCHITECTURAL AND SITE CONTROL COMMISSION#