07: GENERAL DEVELOPMENT AND DESIGN STANDARDS



















Projection | Required Front or Required Street Side Yard | Required Interior Side Yard | Required Rear Yard | Limitations |
Projection | Required Front or Required Street Side Yard | Required Interior Side Yard | Required Rear Yard | Limitations |
All projections | No projection may extend closer than three feet to any lot line or into a public utility easement. Where any allowance of this title conflicts with applicable building codes, the more restrictive standard shall apply. | |||
Cornices, canopies, eaves, and similar architectural features (chimneys and bay windows) | 3 feet | 3 feet | 3 feet | |
Fire escapes | 4.5 feet | 4.5 feet | 4.5 feet | |
Uncovered deck | 4.5 feet | 4.5 feet | 4.5 feet | |
Uncovered patio | 4.5 feet | 4.5 feet | 4.5 feet | |
An uncovered stair and landing which does not extend above a ground floor entrance except for the railing | May not encroach | 3 feet | 6 feet | No such stair and landing shall extend beyond any official plan line or future width line. |
Covered porches and patios | 5 feet | 3 feet | 10 feet | Must be unenclosed on three sides except for required vertical supports, insect screening, and kickboards not exceeding one foot in height. |
Ramps and similar structures that provide access for persons with disabilities | Reasonable accommodation will be made, consistent with the reasonable accommodation provisions in Chapter 25.02. | |||

Type and Size of Accessory Structure | Front Setback | Side Setback | Rear Setback | Notes |
At least one of the following apply: • Contains conditioned space, or • Exceeds 12 feet in height, or • Greater than 120 square feet | 5 feet behind the street-facing façade of the main structure | 5 feet | 10 feet | |
At least one of the following apply: • Does not contain conditioned space, or • Less than 12 feet in height, or • Smaller than 120 square feet | Same as the main structure | 3 feet | 3 feet | May not be located closer to the street than the main structure |

Accessory Structure Setbacks (feet) | ||||
Zoning District | Front | Side | Rear | Dwelling |
RR, R-1, RM Uses | Same as for the primary structure | 3 | 5 | 5 |
Structures for animals* | Same as for the primary structure | 10 | 10 | 10/25** |
* Barns, stables, riding arenas or farm outbuildings. | ||||
** Ten feet shall be maintained from any dwelling on the subject lot and 25 feet shall be maintained from any dwellings on adjacent lots. | ||||
Accessory Structure Setbacks (feet) | ||||
Zoning District | Front | Side | Rear | Dwelling |
RT, R, AP, AR uses* | Same as for the primary structure | Same as for the primary structure | Same as for the primary structure | See district |
Structures for animals** | 40 | 40 | 40 | 20/75*** |
* See applicable zoning district for main and front structure setbacks. | ||||
** Barns, stables, riding arenas or farm outbuildings. | ||||
*** Twenty feet shall be maintained from any dwelling on the subject lot and 75 feet shall be maintained from any dwellings on adjacent lots. | ||||
Structures Allowed Above the Height Limit | Maximum Vertical Projection Above the Height Limit | Maximum Coverage and Locational Limitation |
Structures Allowed Above the Height Limit | Maximum Vertical Projection Above the Height Limit | Maximum Coverage and Locational Limitation |
Barns | 10 feet | None. |
Skylights | 1 foot | None. |
Chimneys | 8 feet | None. |
Decorative features including spires, bell towers, cupolas, etc. Rooftop open space features including sun decks, sunshade and windscreens, trellises, and landscaping | 10 feet | Limited to a total of 20% of roof area, inclusive of all structures. Must be set back from the exterior wall one foot for every foot of projection above the height limit. |
Elevator and stair towers (for multi-unit residential and non-residential buildings only) | 16 feet | Limited to a total of 10% of roof area. Must be set back from the exterior wall one foot for every foot of projection above the height limit. |
Mechanical equipment | 5 feet | Must be set back from the exterior wall one foot for every foot of projection above the height limit and screed from view from adjacent at-grade public streets. |
Fire escapes, catwalks, and open railings required by law | No restriction | None. |
Telecommunications facilities, antennas, microwave equipment, and radio towers | Subject to the provisions of Chapter 7.11 of the County Code, Wireless Communication Facilities Standards. | |
Residential Uses | Off-Street Parking Spaces Required |
Residential Uses | Off-Street Parking Spaces Required |
Single- and two-family dwellings (See § 25.08.002 for parking standards for accessory dwelling units) | Two stalls per dwelling unit, one of which shall be a covered carport or garage |
Multi-family dwellings | • One per one-bedroom unit. • One and a half per two-bedroom unit. • Two per unit with three or more bedrooms. • One guest space per every four units. One space for each unit shall be covered with a garage or carport. |
Caretaker units | One per unit |
Group residential | One per employee, plus 1 per bedroom or 1 per every two beds, whichever is greater |
Residential care facilities, small | None beyond the parking required for the residential housing type. |
Residential care facilities, large | One per every three beds. |
Residential facility, assisted living | One per every 3 beds. |
Supportive housing | None beyond the parking required for the residential housing type. |
Transitional housing | None beyond the parking required for the residential housing type. |
Recreational Uses | Off-Street Parking Spaces Required |
Recreational Uses | Off-Street Parking Spaces Required |
Places of public assembly with fixed seats. This category includes: auditoriums, exhibit halls, dance halls, places of worship, and other buildings used for public assembly) | One stall for every four seats or one stall for each seven lineal feet of bench or pew seating |
Places of public assembly without fixed seats. This category includes: auditoriums, exhibit halls, dance halls, places of worship, and other buildings used for public assembly) | One stall per 100 square feet of assembly area |
Bowling centers | Six stalls per lane, plus one stall for each shift employee |
Billiard and card rooms | Two stalls per table or one-half stall for each seat, whichever is greater |
Golf, driving and shooting ranges | One and one-half stalls per station |
Commercial swimming pools | One stall per 100 square feet of pool area (total of water and adjacent deck area) |
Skating rinks and commercial recreational areas (e.g., water slides) | One stall for each 100 square feet of skating or recreational area, plus one stall for each shift employee |
Tennis, handball and racket courts | Two stalls per court, plus one stall for each shift employee |
Institutional Uses | Off-Street Parking Required |
Hospitals | One stall for each three beds, plus one stall per staff doctor, plus one stall for each three staff members |
Convalescent homes and nursing homes | See “Residential facility, assisted living” |
Day care and nursery schools | 1 per 500 square feet of floor area |
Mortuaries with chapels | One stall for every four seats or one space for each seven lineal feet of bench or pew. |
Public, parochial and private elementary schools | One space for each employee, plus one space for each ten students of planned capacity or one stall for each four auditorium seats, whichever is greater, plus bus loading area |
Colleges, art, craft, music and dancing schools, business, professional and trade schools | One stall for each employee, plus one and space for each four students of planned capacity or one stall for each four auditorium seats, whichever is greater |
Professional Office Uses | Off-Street Parking Requirements |
Medical, dental, optometry or chiropractic offices and clinics | One stall per 150 gross square feet of floor area, plus one stall per doctor |
Research facilities | One stall per employee, plus one stall per 500 gross square feet. |
Banks, lending agencies, financial institutions, governmental institutions, and public utility offices (including those with drive-up facilities) | One stall per 300 square feet of gross floor area |
All other professional offices | One stall per 300 square feet of gross floor area |
Retail and Commercial Uses | Off-Street Parking Requirements |
Retail and Commercial Uses | Off-Street Parking Requirements |
General retail sales, repair and services | One stall per 250 square feet of gross floor area |
Retail sales of large appliances, automobiles, furniture or other similar bulky merchandise | One stall per 400 square feet of gross floor area |
Restaurants, bars, taverns, lunchrooms, nightclubs and cocktail lounges | One stall for every three seats or one stall per 100 square feet of floor area devoted to dining, whichever is greater, plus one stall for each shift employee |
Restaurants and other retail establishments with takeout service, or walk-up window and roadside stands | One stall for every three seats or 100 square feet of dining area, whichever is greater, plus one stall for each shift employee, plus eight stalls or eight auto waiting spaces for each exterior service window See Chapter 25.08 for standards related to vehicle stacking at drive-through restaurants |
Barber and beauty shops | One stall per 100 square feet of gross floor area |
Uncovered retail sales are for landscaping nurseries, vehicles and construction materials | One stall for each 4,000 square feet of gross display area, plus one stall per employee, but not less than four stalls |
Service stations and vehicle repair garages | One stall per 400 square feet of gross floor area, plus one stall per employee, but not less than three stalls total (service bays shall not be counted as part of the required parking) |
Hotels and motels | One stall for each guestroom, plus one stall for each shift employee |
Bus stations, train depots and other transportation depots | One stall for each employee, plus user parking as determined by the Planning Director |
Undefined commercial uses | One stall per 250 square feet of gross floor area, subject to additional spaces depending on the eventual uses |
Type of Industrial Use | Off-Street Parking Required |
Manufacturing and general industrial uses | One space per 500 square feet of gross floor area for projects up to 10,000 square feet. |
One space per 1,000 square feet of gross floor area for projects over 10,000 square feet. | |
Office area within a manufacturing or industrial building | Park per the standard for “All professional offices” |
Recycling collection facility | Six vehicles or the anticipated peak customer demand load, whichever is greater, plus one additional parking space for each commercial vehicle operated by the facility |
Self-storage facility | One space per 50 units or spaces, plus two spaces for the manager’s unit. |
Warehousing and fulfillment centers | One space per 2,000 square feet of warehouse space, plus parking for office per the standard for “All professional offices” |
Shared Parking Between Uses | Minimum Amount of Required Parking |
Retail | 60% |
Hotel/motel | 75% |
Restaurant | 50% |
Entertainment/recreation al | 40% |
Industrial, office | 40% |
Type of Parking Space | Width (feet) | Length (feet) |
Standard | 9 | 20 |
Compact | 8 | 16 |
Parallel | 9 | 22 |
ADA Accessible | Compliant with the California Building Code | |


Angle of Parking | Aisle Width (feet) | |
One-Way | Two-Way | |
Parallel | 12 | 25 |
0-30 degrees | 12 | 25 |
31-45 degrees | 14 | 25 |
46-60 degrees | 16 | 25 |
61-90 degrees | 25 | 25 |
Type of Parking Space | Stall Width (feet) | Stall Length (feet) |
30 degrees | 9 | 18 |
45 degrees | 9 | 20 |
60 degrees | 9 | 21 |
Number of Parking Spaces | Percentage of Parking Area to be Shaded |
05-24 spaces | 30% minimum |
25-49 spaces | 40% minimum |
50 or more spaces | 50% minimum |
Note: Parking area to be shaded is uncovered parking spaces. Driveways, drive aisles, and spaces shaded by structures (solar panels, building overhangs, etc.) are excluded. | |

Parking Spaces Required | 5-24 Spaces | 25-49 Spaces | 50+ Spaces |
Percentage to be landscaped | 5.0% | 7.5% | 10.0% |
Percentage to be landscaped — Along state and county scenic highways | 6.0% | 8.5% | 11.0% |


Location of Fence/Wall/Screen | Maximum Height |
Required front yard | 4 feet |
All other locations on a residential lot or parcel except at intersections (see below) | 6 feet |
At intersections of streets, alleys, and driveways within the clear visibility area | See Chapter 23.33 for required dimensions of clear visibility area |

Location of Fence/Wall/Screen | Maximum Height |
Required front yard | 6 feet |
All other locations on a lot or parcel except at intersections (see below) | 8 feet |
At intersections of streets, alleys, and driveways within the clear visibility area | Dimensions of clear visibility area and maximum height determined by Public Works |







07: GENERAL DEVELOPMENT AND DESIGN STANDARDS



















Projection | Required Front or Required Street Side Yard | Required Interior Side Yard | Required Rear Yard | Limitations |
Projection | Required Front or Required Street Side Yard | Required Interior Side Yard | Required Rear Yard | Limitations |
All projections | No projection may extend closer than three feet to any lot line or into a public utility easement. Where any allowance of this title conflicts with applicable building codes, the more restrictive standard shall apply. | |||
Cornices, canopies, eaves, and similar architectural features (chimneys and bay windows) | 3 feet | 3 feet | 3 feet | |
Fire escapes | 4.5 feet | 4.5 feet | 4.5 feet | |
Uncovered deck | 4.5 feet | 4.5 feet | 4.5 feet | |
Uncovered patio | 4.5 feet | 4.5 feet | 4.5 feet | |
An uncovered stair and landing which does not extend above a ground floor entrance except for the railing | May not encroach | 3 feet | 6 feet | No such stair and landing shall extend beyond any official plan line or future width line. |
Covered porches and patios | 5 feet | 3 feet | 10 feet | Must be unenclosed on three sides except for required vertical supports, insect screening, and kickboards not exceeding one foot in height. |
Ramps and similar structures that provide access for persons with disabilities | Reasonable accommodation will be made, consistent with the reasonable accommodation provisions in Chapter 25.02. | |||

Type and Size of Accessory Structure | Front Setback | Side Setback | Rear Setback | Notes |
At least one of the following apply: • Contains conditioned space, or • Exceeds 12 feet in height, or • Greater than 120 square feet | 5 feet behind the street-facing façade of the main structure | 5 feet | 10 feet | |
At least one of the following apply: • Does not contain conditioned space, or • Less than 12 feet in height, or • Smaller than 120 square feet | Same as the main structure | 3 feet | 3 feet | May not be located closer to the street than the main structure |

Accessory Structure Setbacks (feet) | ||||
Zoning District | Front | Side | Rear | Dwelling |
RR, R-1, RM Uses | Same as for the primary structure | 3 | 5 | 5 |
Structures for animals* | Same as for the primary structure | 10 | 10 | 10/25** |
* Barns, stables, riding arenas or farm outbuildings. | ||||
** Ten feet shall be maintained from any dwelling on the subject lot and 25 feet shall be maintained from any dwellings on adjacent lots. | ||||
Accessory Structure Setbacks (feet) | ||||
Zoning District | Front | Side | Rear | Dwelling |
RT, R, AP, AR uses* | Same as for the primary structure | Same as for the primary structure | Same as for the primary structure | See district |
Structures for animals** | 40 | 40 | 40 | 20/75*** |
* See applicable zoning district for main and front structure setbacks. | ||||
** Barns, stables, riding arenas or farm outbuildings. | ||||
*** Twenty feet shall be maintained from any dwelling on the subject lot and 75 feet shall be maintained from any dwellings on adjacent lots. | ||||
Structures Allowed Above the Height Limit | Maximum Vertical Projection Above the Height Limit | Maximum Coverage and Locational Limitation |
Structures Allowed Above the Height Limit | Maximum Vertical Projection Above the Height Limit | Maximum Coverage and Locational Limitation |
Barns | 10 feet | None. |
Skylights | 1 foot | None. |
Chimneys | 8 feet | None. |
Decorative features including spires, bell towers, cupolas, etc. Rooftop open space features including sun decks, sunshade and windscreens, trellises, and landscaping | 10 feet | Limited to a total of 20% of roof area, inclusive of all structures. Must be set back from the exterior wall one foot for every foot of projection above the height limit. |
Elevator and stair towers (for multi-unit residential and non-residential buildings only) | 16 feet | Limited to a total of 10% of roof area. Must be set back from the exterior wall one foot for every foot of projection above the height limit. |
Mechanical equipment | 5 feet | Must be set back from the exterior wall one foot for every foot of projection above the height limit and screed from view from adjacent at-grade public streets. |
Fire escapes, catwalks, and open railings required by law | No restriction | None. |
Telecommunications facilities, antennas, microwave equipment, and radio towers | Subject to the provisions of Chapter 7.11 of the County Code, Wireless Communication Facilities Standards. | |
Residential Uses | Off-Street Parking Spaces Required |
Residential Uses | Off-Street Parking Spaces Required |
Single- and two-family dwellings (See § 25.08.002 for parking standards for accessory dwelling units) | Two stalls per dwelling unit, one of which shall be a covered carport or garage |
Multi-family dwellings | • One per one-bedroom unit. • One and a half per two-bedroom unit. • Two per unit with three or more bedrooms. • One guest space per every four units. One space for each unit shall be covered with a garage or carport. |
Caretaker units | One per unit |
Group residential | One per employee, plus 1 per bedroom or 1 per every two beds, whichever is greater |
Residential care facilities, small | None beyond the parking required for the residential housing type. |
Residential care facilities, large | One per every three beds. |
Residential facility, assisted living | One per every 3 beds. |
Supportive housing | None beyond the parking required for the residential housing type. |
Transitional housing | None beyond the parking required for the residential housing type. |
Recreational Uses | Off-Street Parking Spaces Required |
Recreational Uses | Off-Street Parking Spaces Required |
Places of public assembly with fixed seats. This category includes: auditoriums, exhibit halls, dance halls, places of worship, and other buildings used for public assembly) | One stall for every four seats or one stall for each seven lineal feet of bench or pew seating |
Places of public assembly without fixed seats. This category includes: auditoriums, exhibit halls, dance halls, places of worship, and other buildings used for public assembly) | One stall per 100 square feet of assembly area |
Bowling centers | Six stalls per lane, plus one stall for each shift employee |
Billiard and card rooms | Two stalls per table or one-half stall for each seat, whichever is greater |
Golf, driving and shooting ranges | One and one-half stalls per station |
Commercial swimming pools | One stall per 100 square feet of pool area (total of water and adjacent deck area) |
Skating rinks and commercial recreational areas (e.g., water slides) | One stall for each 100 square feet of skating or recreational area, plus one stall for each shift employee |
Tennis, handball and racket courts | Two stalls per court, plus one stall for each shift employee |
Institutional Uses | Off-Street Parking Required |
Hospitals | One stall for each three beds, plus one stall per staff doctor, plus one stall for each three staff members |
Convalescent homes and nursing homes | See “Residential facility, assisted living” |
Day care and nursery schools | 1 per 500 square feet of floor area |
Mortuaries with chapels | One stall for every four seats or one space for each seven lineal feet of bench or pew. |
Public, parochial and private elementary schools | One space for each employee, plus one space for each ten students of planned capacity or one stall for each four auditorium seats, whichever is greater, plus bus loading area |
Colleges, art, craft, music and dancing schools, business, professional and trade schools | One stall for each employee, plus one and space for each four students of planned capacity or one stall for each four auditorium seats, whichever is greater |
Professional Office Uses | Off-Street Parking Requirements |
Medical, dental, optometry or chiropractic offices and clinics | One stall per 150 gross square feet of floor area, plus one stall per doctor |
Research facilities | One stall per employee, plus one stall per 500 gross square feet. |
Banks, lending agencies, financial institutions, governmental institutions, and public utility offices (including those with drive-up facilities) | One stall per 300 square feet of gross floor area |
All other professional offices | One stall per 300 square feet of gross floor area |
Retail and Commercial Uses | Off-Street Parking Requirements |
Retail and Commercial Uses | Off-Street Parking Requirements |
General retail sales, repair and services | One stall per 250 square feet of gross floor area |
Retail sales of large appliances, automobiles, furniture or other similar bulky merchandise | One stall per 400 square feet of gross floor area |
Restaurants, bars, taverns, lunchrooms, nightclubs and cocktail lounges | One stall for every three seats or one stall per 100 square feet of floor area devoted to dining, whichever is greater, plus one stall for each shift employee |
Restaurants and other retail establishments with takeout service, or walk-up window and roadside stands | One stall for every three seats or 100 square feet of dining area, whichever is greater, plus one stall for each shift employee, plus eight stalls or eight auto waiting spaces for each exterior service window See Chapter 25.08 for standards related to vehicle stacking at drive-through restaurants |
Barber and beauty shops | One stall per 100 square feet of gross floor area |
Uncovered retail sales are for landscaping nurseries, vehicles and construction materials | One stall for each 4,000 square feet of gross display area, plus one stall per employee, but not less than four stalls |
Service stations and vehicle repair garages | One stall per 400 square feet of gross floor area, plus one stall per employee, but not less than three stalls total (service bays shall not be counted as part of the required parking) |
Hotels and motels | One stall for each guestroom, plus one stall for each shift employee |
Bus stations, train depots and other transportation depots | One stall for each employee, plus user parking as determined by the Planning Director |
Undefined commercial uses | One stall per 250 square feet of gross floor area, subject to additional spaces depending on the eventual uses |
Type of Industrial Use | Off-Street Parking Required |
Manufacturing and general industrial uses | One space per 500 square feet of gross floor area for projects up to 10,000 square feet. |
One space per 1,000 square feet of gross floor area for projects over 10,000 square feet. | |
Office area within a manufacturing or industrial building | Park per the standard for “All professional offices” |
Recycling collection facility | Six vehicles or the anticipated peak customer demand load, whichever is greater, plus one additional parking space for each commercial vehicle operated by the facility |
Self-storage facility | One space per 50 units or spaces, plus two spaces for the manager’s unit. |
Warehousing and fulfillment centers | One space per 2,000 square feet of warehouse space, plus parking for office per the standard for “All professional offices” |
Shared Parking Between Uses | Minimum Amount of Required Parking |
Retail | 60% |
Hotel/motel | 75% |
Restaurant | 50% |
Entertainment/recreation al | 40% |
Industrial, office | 40% |
Type of Parking Space | Width (feet) | Length (feet) |
Standard | 9 | 20 |
Compact | 8 | 16 |
Parallel | 9 | 22 |
ADA Accessible | Compliant with the California Building Code | |


Angle of Parking | Aisle Width (feet) | |
One-Way | Two-Way | |
Parallel | 12 | 25 |
0-30 degrees | 12 | 25 |
31-45 degrees | 14 | 25 |
46-60 degrees | 16 | 25 |
61-90 degrees | 25 | 25 |
Type of Parking Space | Stall Width (feet) | Stall Length (feet) |
30 degrees | 9 | 18 |
45 degrees | 9 | 20 |
60 degrees | 9 | 21 |
Number of Parking Spaces | Percentage of Parking Area to be Shaded |
05-24 spaces | 30% minimum |
25-49 spaces | 40% minimum |
50 or more spaces | 50% minimum |
Note: Parking area to be shaded is uncovered parking spaces. Driveways, drive aisles, and spaces shaded by structures (solar panels, building overhangs, etc.) are excluded. | |

Parking Spaces Required | 5-24 Spaces | 25-49 Spaces | 50+ Spaces |
Percentage to be landscaped | 5.0% | 7.5% | 10.0% |
Percentage to be landscaped — Along state and county scenic highways | 6.0% | 8.5% | 11.0% |


Location of Fence/Wall/Screen | Maximum Height |
Required front yard | 4 feet |
All other locations on a residential lot or parcel except at intersections (see below) | 6 feet |
At intersections of streets, alleys, and driveways within the clear visibility area | See Chapter 23.33 for required dimensions of clear visibility area |

Location of Fence/Wall/Screen | Maximum Height |
Required front yard | 6 feet |
All other locations on a lot or parcel except at intersections (see below) | 8 feet |
At intersections of streets, alleys, and driveways within the clear visibility area | Dimensions of clear visibility area and maximum height determined by Public Works |






