11 RESIDENTIAL DISTRICTS
Table 30.11-A RESIDENTIAL DISTRICTS AND PERMIT REQUIREMENTS | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
LAND USE (1)(2) | PERMIT REQUIREMENT BY ZONE | See Standards in Section or Chapter | |||||||||
ROS | R1R | R1 | R3050 | R2250 | R1650 | R1250 | |||||
Residential Uses | |||||||||||
Domestic violence shelter | P | P | P | P | P | P | P | ||||
Multiple residential dwellings | P | P | P | P | 30.11.050 | ||||||
One residential dwelling per lot | P | P | P | P | P | P | P | 30.34.110 | |||
Residential congregate living, limited | P | P | P | P | P | P | P | ||||
Residential congregate living, medical | C | C | C | ||||||||
Residential congregate living, non-medical | C | C | C | C | |||||||
Senior housing | P | P | P | P | |||||||
Education, Public Assembly, Recreation | |||||||||||
Community gardens | P | P | P | P | P | P | P | 30.34.045 | |||
Day care center, only where operated at a church, synagogue, temple, or other house of worship, religiously affiliated or nonsectarian preschool. In determining whether to grant or deny a conditional use permit for a day care center hereunder, the content of any curriculum and every aspect of an organization's operations which are religious in nature shall not be considered | C | C | C | C | |||||||
Parks and playgrounds, operated by a homeowners' association and approved in connection with a subdivision | P | P | P | P | P | P | P | ||||
Parks and playgrounds, private | C | C | C | C | C | C | C | ||||
Parks and playgrounds, public | P | P | P | P | P | P | P | ||||
Places of worship | C | C | C | C | C | C | C | ||||
Schools, private | C | C | C | ||||||||
Open Space and Resources | |||||||||||
Open space | P | P | P | ||||||||
Transportation and Communication Uses | |||||||||||
Utility and transmission facilities | C | C | C | C | C | C | C | ||||
Wireless telecommunication facilities | W | W | W | W | W | W | W | 30.48 | |||
Accessory Buildings, Structures and Uses | |||||||||||
Accessory dwelling unit (ADU) and/or junior accessory dwelling unit (JADU) on a lot developed with one residential dwelling unit | P | P | P | P | P | P | P | 30.34.080 | |||
Accessory dwelling unit(s) (ADU) on a lot developed with more than one residential dwelling unit | P | P | P | P | P | P | P | 30.34.080 | |||
Accessory living quarters or guest house not to exceed an aggregate area of 500 sq. ft. of floor area | P | P | P | P | P | P | P | ||||
Accessory buildings or structures, other than garages or carports, not to exceed 500 sq. ft. of floor area | P | P | P | P | P | P | P | ||||
Accessory uses | P | P | P | P | P | P | P | ||||
Antennas (pole type) | P | P | P | P | P | P | P | ||||
Dish antennas | P | P | P | P | P | P | P | 30.34.050 | |||
Home occupations | P | P | P | P | P | P | P | 30.45 | |||
Home-sharing | P | P | P | P | P | P | P | 5.110 | |||
Signs | P | P | P | P | P | P | P | 30.33 | |||
Solar energy equipment | P | P | P | P | P | P | P | 30.30.050 | |||
Temporary Uses | |||||||||||
Contractor's office and/or storage, temporary | T | T | T | T | T | T | T | ||||
Temporary subdivision sales offices, sales trailers and model dwellings or trailers proposed for use as temporary sales offices shall be registered with the director of community development by an application for conditions of use. The director of community development may establish conditions for operations and maintenance, including, but not limited to, restrictions on hours of operation, lighting and promotional restrictions and reasonable termination of the temporary use. The decision of the director of community development shall be appealable. | T | T | T | T | T | T | T | ||||
Uses Within a Historic Resource | |||||||||||
Cultural art centers | C | C | C | C | C | C | C | ||||
Day care centers | C | C | C | C | C | C | C | ||||
Museum | C | C | C | C | C | C | C | ||||
Office | C | C | C | C | C | C | C | ||||
Residential congregate living, non-medical | C | C | C | ||||||||
Restaurants, full service not to exceed a seating capacity of 40 persons | C | C | C | C | |||||||
Retail stores, general merchandise | C | C | C | C | C | C | C | ||||
Schools, physical instruction | C | C | C | C | C | C | C | ||||
Schools, private specialized education and training | C | C | C | C | C | C | C | ||||
Key to Permit Requirements | Symbol | See Chapter |
|---|---|---|
Permitted use | P | |
Conditional use—Conditional use permit required | C | 30.42 |
Temporary use | T | |
Wireless telecommunications facilities permit required | W | 30.48 |
Use not allowed |
Notes: | |
|---|---|
(1) | See Section 30.03.010 regarding uses not listed. |
(2) | See Chapter 30.70 for definitions of the land uses. |
Table 30.11-B RESIDENTIAL DISTRICT GENERAL DEVELOPMENT STANDARDS | |||
|---|---|---|---|
Development Feature | Requirement by Zoning District | ||
ROS | R1R | R1 | |
Minimum Lot Size | Minimum lot area and width required | ||
Area | As required by Section 30.11.060 | As required by Section 30.11.060 | |
Width | As required by Chapter 16.08 | N/A | |
Residential Density Maximum | 1 dwelling unit per lot See Section 30.11.040D.1 for density requirements | 1 dwelling unit per lot See Section 30.11.040D.1 for density requirements | 1 dwelling unit per lot. The maximum allowable density for any residential subdivision of 5 lots or more in the R1 zone shall not exceed an average of 1 dwelling unit per each 5,500 sq. ft. of site area. |
Floor Area Ratio Maximum | District I: 0.30 for the 1st 10,000 sq. ft. of lot area and 0.10 for the portion of lot area thereafter District II: 0.40 for the 1st 10,000 sq. ft. of lot area and 0.10 for the portion of lot area thereafter District III: 0.45 for the 1st 10,000 sq. ft. of lot area and 0.10 for the portion of lot area thereafter For the purpose of this section, in the ROS, R1R, and R1 zones only, FAR shall not include up to 500 sq. ft. of garage area as specified in the definition of the term for dwelling units having a floor area of less than 3,500 sq. ft. Up to 700 sq. ft. of garage area shall not be included for dwelling units having a floor area of 3,500 sq. ft. or more. | ||
Lots with an average current slope of 40% or greater, the maximum floor area ratio shall be 0.30 for the first 10,000 sq. ft. of lot area and 0.10 for the portion of lot area thereafter. | N/A | ||
Maximum Lot Coverage (1) | 40%, including all residential and accessory buildings | ||
Minimum Setbacks Required (1) | See Section 30.11.070 for setback exceptions | ||
Street Front | 15 feet | 25 feet | |
Street Side | 15 feet | 6 feet | |
Interior | 10 feet | 6 feet | |
Height Limits (2) (3) | See Section 30.11.040E for primary building height requirements | Shall not exceed 25 feet, pursuant to the definition of height set forth in this title (plus 3 feet for any roofed area having a minimum pitch of 3 feet in 12 feet) | |
Primary and Wireless Telecommunications Facilities | |||
No accessory building shall exceed a height of 12 feet, or 15 feet where a minimum roof pitch of 3 feet in 12 feet is provided, pursuant to the definition of height set forth in this title. | |||
Accessory Buildings | Accessory buildings, in the ROS and R1R zones only, constructed to the side of or below the down slope wall of the main building or structure on a lot with an average downhill orientation of 5 horizontal to 1 vertical (5:1) slope or steeper, shall be limited as follows: the down slope wall of such accessory building shall not exceed 10 feet in height. | ||
Accessory Structures | Accessory structures shall not exceed a height of 15 feet pursuant to the definition of height set forth in this title. | ||
Permanently Landscaped Open Space (3) | 40% minimum of the lot area (See Chapter 30.31 for additional requirements) | ||
Parking and Loading | As required by Chapter 30.32 (Parking and Loading) | ||
Design Review | As required by Chapter 30.47 (Design Review) | ||
Notes: | |
|---|---|
(1) | For lot coverage and setback requirements related to solar energy equipment, see Section 30.30.050. |
(2) | For exceptions to height limits for wireless telecommunications facilities, see Chapter 30.48. |
(3) | For height and landscape open space requirements related to solar energy equipment, see Section 30.30.050. |
RESIDENTIAL DISTRICT GENERAL DEVELOPMENT STANDARDS | ||||
|---|---|---|---|---|
Development Feature | Requirement by Zoning District | |||
R-3050 | R-2250 | R-1650 | R-1250 | |
Minimum Lot Size | Minimum lot area and width required | |||
Area/Width | N/A | N/A | N/A | N/A |
Residential Density Maximum | 1 dwelling unit per 3,050 sq. ft. of lot area. | 1 dwelling unit for each 2,250 sq. ft. of lot area. On lots having a width of 90 feet or greater, there shall be not more than 1 dwelling unit for each 1,800 sq. ft. of lot area. | 1 dwelling unit for each 1,650 sq. ft. of lot area. On lots having a width of 90 feet or greater, there shall be not more than 1 dwelling unit for each 1,320 sq. ft. of lot area. | 1 dwelling unit for each 1,250 sq. ft. of lot area. On lots having a width of 90 feet or greater, there shall be not more than 1 dwelling unit for each 1,000 sq. ft. of lot area. |
Floor Area Ratio Maximum | .65 | .85 | 1.0 | 1.2 |
Lot Coverage (2) | 50% maximum including all residential and accessory buildings | 60% maximum including all residential and accessory buildings | ||
Setbacks Required (1) (2) | See Section 30.11.070 for setback exceptions | |||
Street Front | 25 feet minimum | 20 feet minimum and an average of 23 feet. | ||
Street Side | 5 feet minimum and an average of 8 feet. For buildings with 3 or more units, a 6-foot minimum may be permitted with additional step-back and modulation requirements. See Chapter 30.17. (3) | |||
Interior | 5 feet minimum and an average of 8 feet. For buildings with 3 or more units, a 6-foot minimum may be permitted with additional step-back and modulation requirements. See Chapter 30.17. (4) | |||
Interior when abutting the ROS, R1R or R1 zones (excluding chimneys, railings and vents) | 5 feet minimum and an average of 8 feet. For buildings with 3 or more units, a 6-foot minimum may be permitted with additional step-back and modulation requirements, for the first and second story only. All floors above the second floor that abut or are adjacent to a single-family zone shall comply with the additional standards in Chapter 30.17. (4) | |||
Height Limits (1) (2) (8) | Maximum of 3 stories and a maximum of 36 feet. | |||
Primary and Wireless Telecommunications Facilities | For multi-family residential buildings containing 3 or more units on lots with an average current slope greater than 10%, See Section 30.11.050J for height limits. (5) (6) (7) | |||
Accessory Buildings | 12 feet, or 15 feet where a minimum roof pitch of 3 feet in 12 feet is provided, pursuant to the definition of height set forth in this title. | |||
Accessory Structures | 15 feet pursuant to the definition of height set forth in this title. | |||
Minimum Permanently Landscaped Open Space (2) | 25% of lot area. See Chapter 30.31 for additional requirements. | 20% of lot area. See Chapter 30.31 and Section 30.17.040 for additional requirements. | ||
Parking and Loading | As required by Chapter 30.32 (Parking and Loading) | |||
Design Review | As required by Chapter 30.47 (Design Review) | |||
Notes: | |
|---|---|
(1) | For multi-family residential buildings containing three units or more, see Chapter 30.17 for additional requirements. |
(2) | For lot coverage, setback, height, and landscape open space requirements for solar energy equipment, see Section 30.30.050. |
(3) | For corner lots abutting single-family zoned properties, the minimum and average street-front and street-side setbacks shall be increased by five feet for the street frontage abutting the single-family zoned property. |
(4) | For additions to existing dwelling units where only one dwelling unit exists on the lot and for which a building permit was issued prior to December 14, 1995, see Section 30.11.070. |
(5) | Additional five feet of height shall be permitted for any roofed area having a minimum pitch of three feet in 12 feet. |
(6) | Rooftop equipment shall not be included in the measurement of the vertical dimension provided that said equipment is fully screened by a roofed element of the building having a minimum pitch described herein. Elevator shafts and rooftop stairwells not exceeding 15 feet in height above the roof of a building shall not be computed as part of the height of the building; elevator shafts and rooftop stairwells shall be set back from any street front or street side elevation building plane a minimum of 10 feet. See Chapter 30.70 (Definitions). |
(7) | A mezzanine shall not be considered a story. See Chapter 30.70 (Definitions). |
(8) | For exceptions to height limits for wireless telecommunications facilities, see Chapter 30.48. |
Figure 30.11.030 ![]() |
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Table 30.11-C | |||
|---|---|---|---|
S | D | S | D |
0—5.0% | 3.00 | 40.1—45.0% | 0.96 |
5.1—10.0% | 2.70 | 45.1—50.0% | 0.80 |
10.1—15.0% | 2.42 | 50.1—52.0% | 0.65 |
15.1—20.0% | 2.13 | 52.1—54.0% | 0.60 |
20.1—25.0% | 1.87 | 54.1—56.0% | 0.55 |
25.1—30.0% | 1.61 | 56.1—58.0% | 0.51 |
30.1—35.0% | 1.37 | 58.1—60.0% | 0.48 |
35.1—40.0% | 1.15 | 60.1% or above | 0.45 |
The letters shall have the following significance: |
D = Maximum allowable density in dwelling units per gross acre. |
S = Average current slope. |
Table 30.11-D Common Open Spaces Amenity Area Standards | ||
|---|---|---|
Option 1 | Option 2 | |
Interior Setbacks | 5 feet minimum, 8 feet average | 6 feet minimum |
Common Open Space Amenity (COSA) Area Minimum Size | 10% of site area | 15% of site area |
Min. COSA Dimension | 15 feet for lot width 90 feet or less and 25 feet for lot width greater than 90 feet | |
Figure 30.11.050-A Interior COSA Areas for Lot Widths 90 Feet or Less ![]() |
Figure 30.11.050-B Front Corner COSA Areas for Lot Widths 90 Feet or Less ![]() |
Figure 30.11.050-C. Interior COSA Areas for Lot Widths Greater Than 90 Feet ![]() |
Figure 30.11.050-D Front Corner COSA Areas for Lot Widths Greater Than 90 Feet ![]() |
Figure 30.11.050-E Height Standards for Sloped Lots ![]() |