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Title 27 — ZONING

Chapter 27.59 — S DISTRICTS

San Mateo Zoning Code · 2026-06 edition · updated 2026-07-25 · San Mateo

27.59.010 PURPOSE.

The shoreline district (S) is established to assure that users in the proximity of the San Francisco Bay are appropriate in their relationship to the Bay ecological system, compatible with their general surroundings, and consistent with the state grant of lands to San Mateo.

27.59.020 PERMITTED USES.

The following uses are permitted:

(1) Public parks and recreation facilities, including but not limited to public open space, parks, bathing beaches, fishing piers, marinas, boardwalks, bicycle and pedestrian paths, trails, picnic areas, and other similar uses;

(2) Open space for the preservation, maintenance, and enhancement of lands in their natural state, or their restoration, and as habitat for wildlife;

(3) Private boat facilities in Marina Lagoon in accordance with the following:

(a) Conformance with the approved United States Army Corps of Engineers Regional Permit for the use and operation of Marina Lagoon; and

(b) Development of other than single family or duplex homes, in multiple residential dwelling unit districts, commercial districts, or business districts shall provide public access and public boat ties.

27.59.030 SPECIAL USES.

The following uses may also be permitted if their site locations and proposed development plans are first approved as provided in Chapters 27.06 through 27.12, 27.62, 27.74 and 27.80:

  • (a) Hotels;

  • (b) Boatworks and related activities;

  • (c) Restaurants;

  • (d) Specialty retail shops in association with water-related uses;

  • (e) Radio and television transmission towers;

  • (f) Private recreation facilities;

(g) Public harbors, including construction and maintenance of wharves, docks, piers and other structures or utilities necessary for the promotion or accommodation of water-related commerce, navigation and fisheries;

(h) Public facilities, including but not limited to, transmission lines, sanitary and storm sewer installations, treatment plants, and pumping stations, streets, and water distribution systems;

(i) The following uses, on properties designated as Regional/Community Commercial on the General Plan Land Use Map:

  • (1) Mini-warehouse facilities;

(2) Light industrial uses, as determined by the Zoning Administrator;

(3) Ancillary office uses in conjunction with the uses allowed in this chapter.

(j) Such other uses, including specific uses designated in the Shoreline Park Plan of the City, which are demonstrated to be both consistent and compatible with the Bay environment and the general area in which the uses are proposed, taking into consideration, where appropriate, a site which is particularly suited for a use by virtue of its location.

27.59.040 CONDITIONS OF USE.

All uses in the S district are subject to the following conditions:

(1) All uses shall be subject to the performance standards as set forth in Chapter 27.76;

(2) All uses on parcels abutting water, San Francisco Bay, Marina Lagoon, San Mateo Creek, or Sixteenth Avenue Channel shall provide for public access to and along all waterways;

(3) All uses on parcels abutting water may be required to make improvements along the water's edge;

(4) All uses shall be consistent with the adopted shoreline plan;

(5) All uses adjacent to water shall not adversely affect the water quality, should enhance the value of the water, and should protect the marine and wildlife habitat and marsh areas.

27.59.050 OFF-STREET PARKING AND LOADING.

Automobile parking and loading facilities shall be provided as required or permitted in Chapter 27.64.

27.59.060 SETBACKS—BUFFERS.

(a) When an S zoned parcel is contiguous to any R district, an adequate landscape buffer shall be maintained adjacent to the R zoned property. The depth (width) of this buffer shall be at least fifteen feet, and shall be landscaped. Parking may be located in the buffer setback area, subject to landscaping screening requirements.

(b) Other setback or buffer requirements may be imposed as part of the special use

procedure.

27.59.070 BUILDING HEIGHT.

Building height shall not exceed the standards set forth on the Building Height Plan of the General Plan.

27.59.080 FLOOR AREA RATIO.

The maximum floor area ratio for buildings and structures shall not exceed 1.0.

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Contents — San Mateo Zoning Code
San Mateo Zoning Code
  1. Title 27 — ZONING
    Overview
    1. Chapter 27.02 — GENERAL PROVISIONS
    2. Chapter 27.04 — DEFINITIONS
    3. Chapter 27.06 — ADMINISTRATION
    4. Chapter 27.08 — RULES OF PROCEDURE
    5. Chapter 27.10 — REVIEW PROCEDURE
    6. Chapter 27.12 — FEES
    7. Chapter 27.13 — TRANSPORTATION IMPROVEMENT FEE
    8. Chapter 27.14 — REDEVELOPMENT
    9. Chapter 27.15 — DENSITY BONUS
    10. Chapter 27.16 — RESIDENCE DISTRICTS
    11. Chapter 27.18 — R1 DISTRICTS
    12. Chapter 27.19 — ACCESSORY DWELLING UNITS AND JUNIOR ACCESSORY …
    13. Chapter 27.21 — TWO-UNIT
    14. Chapter 27.24 — R4 DISTRICT—MULTIPLE FAMILY DWELLINGS (HIGH DE…
    15. Chapter 27.26 — R5 DISTRICT—MULTIPLE FAMILY DWELLINGS (HIGH DE…
    16. Chapter 27.27 — RESIDENTIAL
    17. Chapter 27.28 — DOWNTOWN
    18. Chapter 27.29 — RESIDENTIAL OVERLAY DISTRICT—MIXED USE
    19. Chapter 27.30 — C1 DISTRICTS— NEIGHBORHOOD COMMERCIAL
    20. Chapter 27.32 — C2 DISTRICTS—
    21. Chapter 27.34 — C3 DISTRICTS—
    22. Chapter 27.36 — C4 DISTRICTS
    23. Chapter 27.38 — CBD DISTRICTS— CENTRAL BUSINESS DISTRICT
    24. Chapter 27.39 — CBD SUPPORT DISTRICT— CENTRAL BUSINESS DISTRIC…
    25. Chapter 27.40 — BUILDING HEIGHT AND BULK
    26. Chapter 27.44 — E1 DISTRICTS—EXECUTIVE PARK
    27. Chapter 27.48 — E2 DISTRICTS —EXECUTIVE OFFICES
    28. Chapter 27.54 — MANUFACTURING DISTRICTS
    29. Chapter 27.56 — M1 DISTRICTS
    30. Chapter 27.59 — S DISTRICTS
    31. Chapter 27.60 — SPECIAL DISTRICTS
    32. Chapter 27.61 — SC DISTRICTS—SENIOR CITIZEN OVERLAY DISTRICT—S…
    33. Chapter 27.62 — PLANNED DEVELOPMENTS —SPECIAL USE PERMITS
    34. Chapter 27.63 — ADULT ENTERTAINMENT BUSINESSES
    35. Chapter 27.64 — OFF-STREET PARKING AND LOADING
    36. Chapter 27.65 — AMUSEMENT ARCADES AND MACHINES
    37. Chapter 27.66 — HISTORIC PRESERVATION
    38. Chapter 27.67 — OPEN AIR VENDORS
    39. Chapter 27.68 — MAINTENANCE OF PROJECT SITE
    40. Chapter 27.69 — RECYCLING FACILITIES
    41. Chapter 27.70 — ACCESSORY BUILDINGS AND STRUCTURES IN REQUIRED…
    42. Chapter 27.72 — NONCONFORMING BUILDINGS AND USES
    43. Chapter 27.73 — TC DISTRICT—
    44. Chapter 27.74 — SPECIAL USE PERMITS
    45. Chapter 27.75 — MIXED USE CONVENIENCE MARKET/AUTOMOBILE SERVIC…
    46. Chapter 27.76 — PERFORMANCE STANDARDS
    47. Chapter 27.77 — DESIGN REVIEW STANDARDS FOR SERVICE STATIONS
    48. Chapter 27.78 — VARIANCES
    49. Chapter 27.79 — REASONABLE
    50. Chapter 27.80 — AMENDMENTS
    51. Chapter 27.82 — MAPS—BOUNDARY LINES
    52. Chapter 27.83 — SLOPE AND HILLSIDE DEVELOPMENT STANDARDS
    53. Chapter 27.84 — FENCES, TREES AND HEDGES
    54. Chapter 27.85 — DAY CARE CENTERS
    55. Chapter 27.86 — RECYCLING COLLECTION AREAS
    56. Chapter 27.87 — OUTDOOR RESTAURANT SEATING AND MERCHANDISE DIS…
    57. Chapter 27.88 — BAY MEADOWS SPECIFIC PLAN
    58. Chapter 27.90 — TOD DISTRICT— TRANSIT ORIENTED DEVELOPMENT
    59. Chapter 27.92 — HILLSDALE STATION AREA PLAN
    60. Chapter 27.94 — HOUSING

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