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Title 18 — Zoning

Chapter 18.44 — MULTIPLE-FAMILY THIRTY UNITS PER ACRE (MF-30) ZONE

San Dimas Zoning Code · 2026-06 edition · updated 2026-07-06 · San Dimas

§ 18.44.010. Purpose.

The purpose of the MF-30 zone is to provide for the development of high density multiple-family projects, to ensure that such development is compatible with contiguous uses, to encourage wellplanned neighborhoods through creative and imaginative site planning, to provide opportunities at a density deemed appropriate to accommodate lower income households by Section 65583.2(c)(3)(B) (iv) of the Planning and Zoning Law and to ensure integrated design and unified control of design. (Ord. 1215 § 2, 2013)

§ 18.44.020. Uses permitted.

Buildings, structures and land shall be used, and buildings and structures shall hereafter be erected, structurally altered or enlarged only for the following uses. All uses shall be subject to the property development standards set forth in this chapter.

  • A. Primary Uses.

    1. Apartments, condominiums, townhouses and similar multiple-family developments;

    2. Senior citizen housing projects;

  • B. Incidental Uses.

    1. Home occupations;

    2. Household pets as described and regulated in Chapter 18.20 Residential Zones Generally;

  1. Day care centers, day nurseries, and nursery schools as an accessory use only. (Ord. 1215 § 2, 2013; Ord. 1226 § 1, 2014; Ord. 1309, 8/27/2024)

§ 18.44.030. Uses permitted by conditional use permit.

The following uses shall be permitted pursuant to the provisions of Chapter 18.200 :

A. Single room occupancy uses. (Ord. 1215 § 2, 2013)

§ 18.44.040. Density.

All developments in the MF-30 zone shall provide a minimum of thirty dwelling units per acre. A density bonus exceeding thirty dwelling units per acre shall be granted for any development that provides affordable housing pursuant to Chapter 18.22 . (Ord. 1215 § 2, 2013)

§ 18.44.050. Property development standards.

The following property development standards shall apply to all land and buildings in the MF-30 zone. Any development standard is subject to an incentive or concession pursuant to Section 18.22.050 and/or a waiver or reduction pursuant to Section 18.22.060 .

  • A. Site Area. There is no minimum site area.

  • B. Building Height. No building or structure erected in this zone shall have a height greater than forty-five feet or three and one-half stories.

  • C. Yards.

    1. Front. There shall be a front yard setback of fifteen feet extending across the full width of the lot or parcel.

    2. Side. Side yard setbacks shall be as follows:

      • a. When a multifamily structure is adjacent to properties zoned for single-family use: thirty feet for two or more stories.

      • b. When a multifamily structure is not adjacent to properties zoned for single-family use: fifteen feet.

      • c. When a side yard is contiguous to a public street: fifteen feet.

      • d. In all cases, there shall be a minimum of five feet of landscaped setback adjacent to side property lines which shall be free from all structures, driveways, parking, trash enclosures and similar facilities.

    3. Rear. The minimum rear yard shall be twenty feet. Vehicular access and parking may be provided within a rear yard and, in such event, the setback shall be thirty feet; five feet of such yard nearest the property line shall be landscaped.

  • D. Projections into Rear or Side Yards.

    1. Garages or carports may be located on side or rear property lines except when the yard is contiguous to a single-family residential zone or adjacent to a street.

    2. Eaves, balconies, patio roofs and exterior stairways may project not more than fifty percent into the required yard.

    3. Fireplaces may project not more than twenty-four inches.

  • E. Floor Area of Dwelling Units. The minimum floor area per dwelling unit for apartment, transitional, supportive housing and other types of rental housing shall be:

    1. Units with no bedrooms: four hundred fifty square feet.

    2. Units with one bedroom: six hundred square feet.

    3. Units with two bedrooms: seven hundred fifty square feet.

    4. Units with three bedrooms or more, additional area for each bedroom exceeding two: two hundred square feet.

  • F. Open Green Areas. A minimum of twenty-five percent of the total lot or parcel area shall be maintained as usable open green areas.

    1. Open green areas shall be conveniently located and easily accessible from all dwelling units.

    2. Open green areas may include swimming pools, putting greens, court game facilities, playground areas and recreational buildings.

    3. When a development includes one or more units containing more than two bedrooms, a portion of the open green area required by this chapter shall be improved with playground equipment intended specifically for use by children. The size, location and design of said area shall be established in conjunction with the project approval.

  1. Open green areas shall not include streets, vehicle parking areas or accessways; distance between buildings of less than ten feet, or required yard setbacks.
  • G. Utilities.

    1. All utility services shall be installed underground.

    2. For condominiums and other multiple-family projects with individual ownership, each unit shall have individual water, sewer and utility connections and each utility that is consumed within the unit shall be separately metered and/or have a separate lateral, as appropriate.

  • H. Landscaping. All required yards, spaces between buildings, and open green areas shall be landscaped pursuant to an approved landscape plan in compliance with Chapter 18.14 .

  • I. Refuse Storage. All outdoor trash, garbage and refuse storage shall be screened on all sides from view by a minimum six-foot-high decorative concrete block or masonry wall and the opening provided with a durable wood or metal gate. They shall be provided with hose bibs for maintenance and shall be of adequate number and be conveniently located for all units. Facilities shall be of adequate size to accommodate recycling facilities.

  • J. Lighting. All lighting of the buildings, landscape areas and storage areas shall be placed so as to not reflect onto adjoining properties. When necessary, a detailed lighting plan may be required.

  • K. Mechanical Equipment. All ground mechanical equipment shall be screened behind a permanent structure. All rooftop mechanical equipment shall be completely screened by architectural components integral to the design of the building.

  • L. Off-Street Parking. The provisions of Chapter 18.156 shall apply. For an eligible project, when requested, the parking standards set forth in Section 18.22.070 shall apply.

  • M. Signs. The provisions of Chapter 18.152 shall apply.

  • N. Laundry Facilities. When laundry facilities are not provided in each unit, such facilities shall be provided within a totally enclosed permanent building, convenient to all units, and provided with automatic washers and dryers.

  • O. Fences and Walls.

    1. Required. Where an MF-30 zone abuts a single-family residential zone, there shall be a decorative masonry wall not less than six feet in height erected along and adjacent to the property line, except that such wall shall be reduced to not more than forty-two inches in height, or may be eliminated, in any required yard abutting a street.

    2. Permitted. Walls and retaining walls not greater than six feet in height shall be permitted on or within all rear and side property lines on interior lots and corner lots when abutting a street, on or to the rear of all front setback lines.

  • (Ord. 1215 § 2, 2013)

§ 18.44.060. Development plan approval.

Before any building or structure is erected in this zone, a development plan shall have been submitted and approved in accordance with the provisions of Chapter 18.12 . (Ord. 1215 § 2, 2013)

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Contents — San Dimas Zoning Code
San Dimas Zoning Code
  1. Title 18 — Zoning
    Overview
    1. Chapter 18.04 — GENERAL PROVISIONS
    2. Chapter 18.08 — DEFINITIONS
    3. Chapter 18.12 — DEVELOPMENT PLAN REVIEW
    4. Chapter 18.14 — WATER-EFFICIENT LANDSCAPES
    5. Chapter 18.16 — ZONING DISTRICTS, MAPS AND BOUNDARIES
    6. Chapter 18.20 — RESIDENTIAL ZONES GENERALLY
    7. Chapter 18.22 — DENSITY BONUS
    8. Chapter 18.24 — S-F SINGLE-FAMILY RESIDENTIAL ZONE
    9. Chapter 18.26 — DEVELOPMENT STANDARDS OVERLAY ZONE
    10. Chapter 18.28 — SF-A SINGLE-FAMILY AGRICULTURE ZONE
    11. Chapter 18.32 — SF-H SINGLE-FAMILY HILLSIDE ZONE
    12. Chapter 18.35 — SF-DR SINGLE-FAMILY DOWNTOWN RESIDENTIAL ZONE
    13. Chapter 18.38 — ACCESSORY DWELLING UNITS
    14. Chapter 18.40 — AFFORDABLE HOUSING OVERLAY ZONE
    15. Chapter 18.42 — MULTIPLE-FAMILY (MF) ZONE
    16. Chapter 18.44 — MULTIPLE-FAMILY THIRTY UNITS PER ACRE (MF-30) …
    17. Chapter 18.48 — MF-D MULTIPLE-FAMILY ZONE— DUPLEX
    18. Chapter 18.50 — DOWNTOWN SPECIFIC PLAN
    19. Chapter 18.52 — RPD RESIDENTIAL PLANNED DEVELOPMENT ZONE
    20. Chapter 18.64 — A-L LIGHT AGRICULTURAL ZONE
    21. Chapter 18.92 — C-H COMMERCIAL-HIGHWAY ZONE
    22. Chapter 18.96 — C-N COMMERCIAL-NEIGHBORHOOD ZONE
    23. Chapter 18.104 — CPO COMMUNITY PARKING OVERLAY ZONE
    24. Chapter 18.108 — SCENIC HIGHWAY OVERLAY ZONE
    25. Chapter 18.112 — P-H PRIVATE HORSE OVERLAY ZONE
    26. Chapter 18.116 — CONSERVATION OVERLAY ZONE
    27. Chapter 18.122 — MOBILE HOME PARK ZONE
    28. Chapter 18.124 — OS OPEN SPACE ZONE
    29. Chapter 18.128 — INDUSTRIAL ZONES
    30. Chapter 18.132 — PS PUBLIC/SEMIPUBLIC ZONE
    31. Chapter 18.136 — A-P ADMINISTRATIVE PROFESSIONAL ZONE
    32. Chapter 18.140 — C-G CREATIVE-GROWTH ZONE
    33. Chapter 18.142 — DEVELOPMENT STANDARDS FOR SPECIFIC LAND USES
    34. Chapter 18.150 — WIRELESS COMMUNICATION FACILITIES
    35. Chapter 18.152 — SIGNS
    36. Chapter 18.156 — VEHICLE PARKING AND STORAGE
    37. Chapter 18.162 — TREE PRESERVATION
    38. Chapter 18.164 — HILLSIDE DEVELOPMENT
    39. Chapter 18.168 — ALTERNATIVE ENERGY SYSTEMS
    40. Chapter 18.170 — ELECTRIC VEHICLE CHARGING STATIONS
    41. Chapter 18.172 — PUBLICLY OWNED PROPERTY
    42. Chapter 18.180 — FLOOD CONTROL
    43. Chapter 18.184 — HOME BASED BUSINESSES
    44. Chapter 18.186 — RESERVED
    45. Chapter 18.188 — RESERVED
    46. Chapter 18.190 — SEXUALLY ORIENTED BUSINESSES
    47. Chapter 18.192 — UNCLASSIFIED USES
    48. Chapter 18.194 — MARIJUANA AND MEDICAL MARIJUANA
    49. Chapter 18.196 — TEMPORARY USES
    50. Chapter 18.198 — RECYCLING FACILITIES, DONATION BOXES AND NON-…
    51. Chapter 18.200 — CONDITIONAL USE PERMITS
    52. Chapter 18.204 — VARIANCES
    53. Chapter 18.208 — ZONE CHANGES AND AMENDMENTS
    54. Chapter 18.212 — APPEAL PROCEDURES
    55. Chapter 18.500 — SPECIFIC PLAN NO. 2
    56. Chapter 18.502 — SPECIFIC PLAN NO. 3
    57. Chapter 18.504 — SPECIFIC PLAN NO. 4
    58. Chapter 18.508 — SPECIFIC PLAN NO. 6
    59. Chapter 18.510 — SPECIFIC PLAN NO. 7
    60. Chapter 18.512 — SPECIFIC PLAN NO. 8
    61. Chapter 18.514 — SPECIFIC PLAN NO. 9
    62. Chapter 18.516 — SPECIFIC PLAN NO. 10
    63. Chapter 18.518 — SPECIFIC PLAN NO. 11
    64. Chapter 18.520 — SPECIFIC PLAN NO. 12
    65. Chapter 18.522 — SPECIFIC PLAN NO. 13
    66. Chapter 18.526 — SPECIFIC PLAN NO. 16
    67. Chapter 18.528 — SPECIFIC PLAN NO. 17
    68. Chapter 18.532 — SPECIFIC PLAN NO. 20
    69. Chapter 18.534 — SPECIFIC PLAN NO. 21
    70. Chapter 18.536 — SPECIFIC PLAN NO. 22
    71. Chapter 18.538 — SPECIFIC PLAN NO. 23
    72. Chapter 18.540 — SPECIFIC PLAN NO. 24
    73. Chapter 18.542 — SPECIFIC PLAN NO. 25

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