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Earlier editions: 2026-09

Title 17 — Zoning Ordinance Code

Seaside Municipal Code Ch. 17.12 Residential Zones

Seaside Municipal Code · 2026-10 edition · updated 2026-10-04 · Seaside

Cite as: Seaside Municipal Code Chapter 17.12 · Text as of 2026-10-04

§ 17.12.010. Purpose.

This chapter lists the land uses that may be allowed within the residential zones established by Section 17.06.020 (Zoning Map and Zones), determines the type of planning permit/approval required for each use, and provides basic standards for site layout and building size.

Exceptions & meaning →

§ 17.12.020. Purposes of the Residential Zones.

The purposes of the individual residential zones and the manner in which they are applied are as follows:

A. RS (Single-Family Residential) zone. The RS zone is applied to areas of the City that are appropriate for neighborhoods of detached single-family dwellings, surrounding the more densely developed core of the City. The maximum allowable residential density within the RS zone is up to eight dwelling units per acre in areas designated Low Density Single-Family Residential (RLS) by the General Plan and shown on the Zoning Map as RS-8, and up to 12 dwelling units per acre in areas designated Medium Density Single-Family Residential (RMS) by the General Plan and shown on the Zoning Map as RS-12. The RS zone implements and is consistent with the Low Density Single-Family Residential (RLS) and Medium Density Single-Family Residential (RMS) land use designations of the General Plan, with maximum allowable density indicated on the Zoning Map by either a numerical suffix to the RS designation (e.g., RS-12).

B. RM (Medium Density Residential) zone. The RM zone is applied to areas of the City that are appropriate for neighborhoods with a variety of housing types including attached and detached single-family dwellings, duplexes and triplexes, and some condominiums. The maximum allowable residential density within the RM zone is 15 dwelling units per acre. The RM zone implements and is consistent with the Medium Density Residential (RM) land use designation of the General Plan.

C. RH (High Density Residential) zone. The RH zone is applied to areas of the City that are appropriate for a mixture of multi-family housing, including apartments, townhomes, and condominiums, and professional offices, convalescent homes, and care facilities. The maximum allowable residential density within the RH zone is 25 dwelling units per acre. The RH zone implements and is consistent with the High Density Residential (RH) land use designation of the General Plan.

Exceptions & meaning →

§ 17.12.030. Residential Zone Permitted Land Uses and Permit Requirements.

A. General permit requirements. Table 2-1 identifies the land uses allowed by this Zoning Ordinance in each residential zone, and the planning permit required to establish each use, in compliance with Section 17.10.030 (Permitted Land Uses and Planning Permit Requirements).

B. Architectural Review. A land use that is identified by this chapter as permitted, or allowed with a Use Permit or Minor Use Permit approval may also require Architectural Review. See Section 17.62.030 for Architectural Review requirements.

C. Requirements for certain specific land uses. Where the last column in Table 2-1 (“Specific Use Regulations”) includes a section number, the referenced section may affect whether the use requires a Zoning Clearance, Minor Use Permit, or Use Permit, and/or may establish other requirements and standards applicable to the use.

TABLE 2-1 – Allowed Land Uses and Permit Requirements for Residential Zones

P Permitted Use, Zoning Clearance required Key to Zoning District Symbols Key to Zoning District Symbols Key to Zoning District Symbols Key to Zoning District Symbols
MUP Minor Use Permit required (see Section 17.62.070 ) RS Single-Family Residential RS Single-Family Residential RS Single-Family Residential RS Single-Family Residential
UP Use Permit required (see Section 17.62.070 ) RM Medium Density Residential RM Medium Density Residential RM Medium Density Residential RM Medium Density Residential
S See cited section for permit requirement RH High Density Residential RH High Density Residential RH High Density Residential RH High Density Residential
– Use not allowed
PERMIT REQUIRED BY ZONE PERMIT REQUIRED BY ZONE PERMIT REQUIRED BY ZONE Specific Use Regulations
LAND USE (1) LAND USE (1) RS RM RH Specific Use Regulations
RECREATION, EDUCATION & PUBLIC ASSEMBLY RECREATION, EDUCATION & PUBLIC ASSEMBLY RECREATION, EDUCATION & PUBLIC ASSEMBLY RECREATION, EDUCATION & PUBLIC ASSEMBLY RECREATION, EDUCATION & PUBLIC ASSEMBLY RECREATION, EDUCATION & PUBLIC ASSEMBLY
Equestrian facility Equestrian facility UP UP UP
Meeting facility, public or private Meeting facility, public or private UP UP UP
Park, playground Park, playground UP UP UP
Private residential recreation facility Private residential recreation facility UP UP UP
School – Public or private School – Public or private UP UP UP
School – Specialized education/training (2) School – Specialized education/training (2) UP UP UP
RESIDENTIAL RESIDENTIAL RESIDENTIAL RESIDENTIAL RESIDENTIAL RESIDENTIAL
Animal keeping Animal keeping P P P 17.52.020
Caretaker unit Caretaker unit – MUP MUP
Condominium/Common interest residential subdivision Condominium/Common interest residential subdivision UP UP UP 17.52.070
Emergency/transitional shelter Emergency/transitional shelter UP UP UP 17.52.100
Home occupation Home occupation P P P 17.52.120
Mobile home park Mobile home park UP UP UP 17.52.170
Multi-family housing, 2 or 3 units Multi-family housing, 2 or 3 units – P P 17.52.180
Multi-family housing, 4 or more units Multi-family housing, 4 or more units – – P 17.52.180
Organizational house (sorority, monastery, etc.) Organizational house (sorority, monastery, etc.) – UP UP
Residential accessory use or structure Residential accessory use or structure P P P 17.52.220
Residential care facility, 6 or fewer clients, in single-family dwelling Residential care facility, 6 or fewer clients, in single-family dwelling P P P
Residential care facility, 7 or more clients Residential care facility, 7 or more clients UP UP UP
Residential second unit Residential second unit P P P 17.52.230
Rooming or boarding, 3 or more persons Rooming or boarding, 3 or more persons UP UP UP
Single-family dwelling – Townhome/Rowhouse Single-family dwelling – Townhome/Rowhouse UP UP UP
Single-family dwelling – Townhome/Rowhouse, affordable restricted Single-family dwelling – Townhome/Rowhouse, affordable restricted UP UP –
Single-family dwelling – Detached Single-family dwelling – Detached P P P
Single-family dwelling – Detached, affordable restricted Single-family dwelling – Detached, affordable restricted P P P
SERVICES – BUSINESS & PROFESSIONAL SERVICES – BUSINESS & PROFESSIONAL SERVICES – BUSINESS & PROFESSIONAL SERVICES – BUSINESS & PROFESSIONAL SERVICES – BUSINESS & PROFESSIONAL SERVICES – BUSINESS & PROFESSIONAL
Medical services – Extended care Medical services – Extended care – – UP
Office – Accessory Office – Accessory P P P
Office – Business or service Office – Business or service – – UP
Office – Professional or administrative Office – Professional or administrative – – UP
Office – Temporary real estate Office – Temporary real estate MUP MUP MUP
SERVICES SERVICES SERVICES SERVICES SERVICES SERVICES
Cemetery Cemetery UP – –
Daycare, Adult – 6 or fewer clients Daycare, Adult – 6 or fewer clients P P P
Daycare, Adult – 7 or more clients Daycare, Adult – 7 or more clients UP UP UP
Daycare, Child – Large or small family daycare home (1 to 14 children) Daycare, Child – Large or small family daycare home (1 to 14 children) P P P 17.52.050
Daycare, Child – Daycare center (15 or more children) Daycare, Child – Daycare center (15 or more children) – MUP MUP 17.52.050
Lodging – Bed and breakfast inn (B&B) Lodging – Bed and breakfast inn (B&B) – UP UP 17.52.040
Mortuary or Funeral Home Mortuary or Funeral Home UP UP UP
TRANSPORTATION, COMMUNICATIONS & INFRASTRUCTURE
Parking facility – Public or private, adjacent to a C zone only Parking facility – Public or private, adjacent to a C zone only – UP UP
Utility facility Utility facility UP UP UP

Notes:

(1) See Article 7 for land use definitions.
(2) Specialized education/training schools that are associated with automotive, manufacturing, or industrial training programs are not allowed in any residential zone. Such programs would only be allowed where permitted under Section 17.14.030 (Commercial Zone Land Uses and Permit Requirements) as “School – Specialized training/education.”

(Ord. 2006 § 1(C) (Exh. C), 2021)

Exceptions & meaning →

§ 17.12.040. Residential Zone Subdivision Standards.

A. Minimum parcel size. Each subdivision shall comply with the minimum parcel size requirements shown in Table 2-2 for the applicable zone, except as the minimum area may be reduced for road widening or corner lot curb returns, and as minimum width may be reduced by the review authority to accommodate cul-de-sac lots on a limited basis. No cul-de-sac lot shall be approved with a frontage of less than 35 feet. Parcel size shall be determined as the gross lot area of the subject parcel.

B. Larger parcels may be required. The minimum parcel size requirements for a specific subdivision are determined by the review authority as part of subdivision approval. The review authority may require one or more parcels within a specific subdivision to be larger than the minimums required by the following table based on potential environmental impacts, the physical characteristics of the site or surrounding parcels, and/or other factors.

C. Condominium and other common interest subdivisions. A condominium or other common interest project may be subdivided with smaller parcels for ownership purposes, with the minimum lot area determined through subdivision review; provided, that the overall development site complies with the minimum parcel size, and the total number of any dwellings complies with the maximum density for the applicable zone.

TABLE 2-2 – MINIMUM PARCEL SIZE STANDARDS

Zone Minimum Parcel Size Minimum Parcel Size
Zone Minimum Area Minimum Width
RS-8 5,500 sf 40 ft
RS-12 3,750 sf 40 ft
RM 3,750 sf 50 ft
RH 3,750 sf 50 ft
Exceptions & meaning →

§ 17.12.050. Residential Zone Site Planning and Building Standards.

Subdivisions, new land uses and structures, and alterations to existing land uses and structures shall be designed, constructed, and established in compliance with the requirements in Table 2-3, in addition to the applicable standards in Article 3 (for example, landscaping, parking and loading). Alternatives and/or exceptions may be granted in compliance with Sections 17.62.050 (Planned Development Permit) and 17.62.080 (Variance).

TABLE 2-3 – RESIDENTIAL ZONE DEVELOPMENT STANDARDS

Development Feature Requirement by Zone (1) Requirement by Zone (1) Requirement by Zone (1)
Development Feature RS-8, RS-12 Single-Family Residential RM Medium Density Residential RH High Density Residential
Density Maximum density Maximum number of dwelling units allowed on a single parcel. Maximum number of dwelling units allowed on a single parcel. Maximum number of dwelling units allowed on a single parcel.
Density Maximum density 1 dwelling unit per parcel, plus one second unit where allowed by Section 17.52.230 . 1 dwelling unit for each 2,904 sf of site area. 1 dwelling unit for each 1,742 sf of site area.
Setbacks Minimum setbacks required. (2) Minimum setbacks required. (2) Minimum setbacks required. (2)
Front 15 ft 15 ft 15 ft
Side – Interior 5 ft minimum, 10 ft combined; 10 ft on one side for common wall or zero lot line development. Single dwellings: 5 ft on each side for structures 24 ft or less; 15 ft combined with a minimum of 5 ft on one side for structures greater than 24 ft in height; 10 ft on one side for common wall or zero lot line development. Other buildings: 5 ft on each side for structures 24 ft or less; 30 ft combined, with 12 ft minimum on one side for structures greater than 24 ft in height. Single dwellings: 5 ft on each side for structures 24 ft or less; 15 ft combined with a minimum of 5 ft on one side for structures greater than 24 ft in height; 10 ft on one side for common wall or zero lot line development. Other buildings: 5 ft on each side for structures 24 ft or less; 30 ft combined, w/ 12 ft minimum on one side for structures greater than 24 ft in height.
Side – Street side 10 ft 10 ft Single dwellings: 10 ft Other buildings: 15 ft
Rear 15 ft 15 ft Single dwellings: 15 ft for structures 24 ft or less in height; 20 ft for structures greater than 24 ft. Other buildings: 15 ft for structures 24 ft or less in height; 20 ft for structures greater than 24 ft in height.
Attached Garage: 13 ft. Attached Garage: 13 ft. Single dwellings: 15 ft for structures 24 ft or less in height; 20 ft for structures greater than 24 ft. Other buildings: 15 ft for structures 24 ft or less in height; 20 ft for structures greater than 24 ft in height.
Accessory structures See Section 17.52.220 (Residential Accessory Buildings, Structures, and Uses) See Section 17.52.220 (Residential Accessory Buildings, Structures, and Uses) See Section 17.52.220 (Residential Accessory Buildings, Structures, and Uses)
Floor area ratio (FAR) Maximum floor area ratio allowed. (3) Maximum floor area ratio allowed. (3) Maximum floor area ratio allowed. (3)
Maximum FAR 0.45 0.45 0.45
Site coverage Maximum percentage of the total lot area that may be covered by structures and pavement. (4) Maximum percentage of the total lot area that may be covered by structures and pavement. (4) Maximum percentage of the total lot area that may be covered by structures and pavement. (4)
Maximum coverage 65% 65% 60%
Open space Minimum usable open space area required for each dwelling unit. Minimum usable open space area required for each dwelling unit. Minimum usable open space area required for each dwelling unit.
Minimum area None None for single-family residential projects; see Section 17.52.180 for multi-family residential projects. None for single-family residential projects; see Section 17.52.180 for multi-family residential projects.
Height limit Maximum allowable height of structures. See Section 17.30.030 for height measurement requirements, and height limit exceptions. (5)(6) Maximum allowable height of structures. See Section 17.30.030 for height measurement requirements, and height limit exceptions. (5)(6) Maximum allowable height of structures. See Section 17.30.030 for height measurement requirements, and height limit exceptions. (5)(6)
Maximum height 24 ft (1)(2) 24 ft (1)(2) for single dwellings, duplexes, triplexes; 36 ft for multi-family. 24 ft (1)(2) for single dwellings, duplexes, triplexes; 48 ft for multi-family.
Fencing See Section 17.30.020 (Fences, Walls, Hedges, and Screening) See Section 17.30.020 (Fences, Walls, Hedges, and Screening) See Section 17.30.020 (Fences, Walls, Hedges, and Screening)
Landscaping See Section 17.30.040 (Landscaping Standards) See Section 17.30.040 (Landscaping Standards) See Section 17.30.040 (Landscaping Standards)
Parking See Chapter 17.34 (Parking and Loading) See Chapter 17.34 (Parking and Loading) See Chapter 17.34 (Parking and Loading)
Signs See Chapter 17.40 (Signs) See Chapter 17.40 (Signs) See Chapter 17.40 (Signs)

Notes:

(1) See Chapter 17.52 (Standards for Specific Land Uses).
(2) See Section 17.30.100 (Setback Requirements and Exceptions).
(3) Up to 440 square feet of garage area may be excluded from FAR calculations.
(4) See Subsection 17.34.120.G.5.
(5) See Section 17.30.030 for height exceptions for specific architectural features.
(6) Exterior stairways that would lead to a second floor or roof deck may be allowed subject to the approval of an Architectural Review.

(Ord. 2027 § 2 (Exh. A §§ 1, 2), 2024)

Exceptions & meaning →

§ 17.12.060. Americans with Disabilities Act (ADA) Accommodations.

The Zoning Administrator may approve modifications to the development standards of this Zoning Ordinance for a residential project providing reasonable accommodations for persons with disabilities after first making the following findings. This review shall be ministerial and shall not be subject to public notice or hearing unless appealed in accordance with Chapter 17.76.

A. An individual residing at the property and protected under the Americans with Disabilities Act has a special need that would only be served by the requested modification to development standards for the proposed project;

B. If applicable, the applicant has taken reasonable steps to ensure that the design, location, size, and operating characteristics of the proposed modification are compatible with the existing and planned future land uses in the vicinity; and

C. Alternative accommodations which may provide an equivalent level of benefit, but would not require modifications to the development standards of this Zoning Ordinance, are cost-prohibitive or infeasible for the proposed project.

(Ord. 2027 § 2 (Exh. A § 3), 2024)

Exceptions & meaning →

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