Chapter 19.36

R-3 ZONE

Sections:

• 19.36.010 Permitted uses.

• 19.36.020 Uses permitted under permit. 19.36.030 Prohibited uses. 19.36.040 Development standards. 19.36.050 Design review required.

The following uses are permitted in the R-3 zone: all uses and accessory uses permitted in the R-3C zone, subject to the same requirements and regulations as are provided for the R-3C zone in Chapter 19.32, including, but not limited to, single-family dwellings, two-family dwellings, apartment courts, apartment houses, multiple dwellings,

The Belvedere Municipal Code is current through Ordinance 2025-11, passed January 12, 2026.

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transitional and supportive housing, and structures, facilities and uses relating to or convenient or necessary for any function of municipal government. (Ord. 2024-01 § 3 (Exh. A), 2024; Ord. 89-1 § 1, 1989.)

The following uses are permitted in the R-3 zone with a use permit from the Planning Commission:

• A. Public buildings, parks and playgrounds;

• B. Living rooms or sleeping quarters in accessory buildings;

• C. Electric substations and other public utility facilities;

• D. Off-street parking facilities associated with housing units;

E. Any business relating to the ownership or management of any apartment house or apartment court or multiple dwelling, or to the renting or leasing of apartments in any such building, provided that no such business or activity shall be conducted in any separate building devoted exclusively to such business or activity, or on any floor other than the ground floor of any building;

• F. Any professional office or activity;

• G. Churches;

• H. Club buildings;

I. Nursery schools and preschools. Any nursery school/ preschool use of property located within the R-3 zoning district, in existence on the date of adoption of the ordinance codified in this Title, is exempt from the requirement of obtaining a use permit under this Chapter.

• J. Large residential or community care facilities serving seven or more individuals;

• K. Large family day care. (Ord. 2024-01 § 3 (Exh. A), 2024; Ord. 2011-4 § 20, 2011; Ord. 89-1 § 1, 1989.)

The following uses are prohibited in the R-3 zone: all uses not specified in Sections 19.36.010 or 19.36.020, including, but not limited to, boarding houses, rooming houses, hotels, motor courts, roof decks, and any other business or activity. (Ord. 2024-01 § 3 (Exh. A), 2024; Ord. 89-1 § 1, 1989.)

The Belvedere Municipal Code is current through Ordinance 2025-11, passed January 12, 2026.

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The following standards apply to construction within the R-3 zone:

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Lot size 6,000 square feet
Minimum Lot width 60 foot average
Lot frontage 60 feet
Units per net acre 5—20 units (as per General Plan
Density designation, medium density
MFR)
Building less than 15 feet high 5 feet
within first 40 feet from front
property line
Front yard setback Building less than 25 feet high 10 feet
within first 40 feet
Building over 25 feet high within 15 feet
first 40 feet
For buildings 15 feet high or less 5 feet
in height
For buildings 16—25 feet high 10 feet
Side yard setback
For buildings over 25 feet high 15 feet; one foot of setback is
required for every foot of
building height over 25 feet.
Abutting another lot 20 feet
Abutting a street 15 feet
Rear yard setback
Abutting an alley or private way 15 feet
Abutting water 20 feet
Setback for conditional use 10 feet, or minimum for that yard, whichever is greater
Structures, excluding uncovered 40 percent (increases to 50
Maximum lot coverage decks, etc. percent in cases of multiple-
family housing adjacent to open
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The Belvedere Municipal Code is current through Ordinance 2025-11, passed January 12, 2026.

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water and/or adjacent to
commercial zoned properties)
Total coverage 60 percent
Up to 34 feet as measured from the highest point of the structure
(excluding chimneys) to base flood elevation plus one foot of
freeboard and a maximum of 36 feet as measured from existing grade
Maximum height
as defined in Section 19.08.224. Up to a 38-foot maximum as
measured from existing grade shall be provided if projects meet
requirements of Section 19.36.040(A).
200 square feet/unit/public
Usable open space
300 square feet/unit/private
1.25 spaces per apartment of 2 or fewer bedrooms
2 spaces per apartment of 3 or more bedrooms
2 spaces minimum per detached single-family dwelling unit
4 spaces minimum per detached two-family dwelling
For residential uses, must be located on same lot, or within 300 feet of
Off-street parking
dwellings for which parking is required.
For all other permitted uses, within 500 feet of use.
For duplex and multiple-family dwellings, in closed garage or covered
carport.
For nonresidential uses, may be in open lot, if landscaped and
approved by the Planning Commission.
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For all regulations concerning the determination and measurement of slope, height; setbacks, floor area ratio and other development standards, see Chapters 19.44 through 19.68, inclusive.

A. Incentives for Affordable Housing. If a development project with new housing units or additions of over three units to an existing development creates twenty percent of the new units as affordable to households making less than eighty percent of the area median income, the following standards shall apply, replacing the standards in the table above:

1. Lot Area/Unit. The maximum allowable density (i.e., minimum lot area/unit) shall be calculated over the total combined area of contiguous parcels equal to or greater than one-half acre under common ownership;

The Belvedere Municipal Code is current through Ordinance 2025-11, passed January 12, 2026.

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2. Off-Street Parking. Only one parking space and one-half common parking space is required per unit;

3. Usable open space: one hundred fifty square feet of private open space and one hundred fifty square feet of public open space if the development site is within one thousand linear feet of an existing park;

4. Maximum lot coverage: forty-five percent;

5. Maximum height: thirty-eight feet for buildings with frontage on Beach Road. (Ord. 2024-01 § 3 (Exh. A), 2024; Ord. 2011-4 § 27, 2011; Ord. 89-1 § 1, 1989.)

All new structures, and all exterior remodeling, alteration, addition or other construction, including retaining walls, swimming pools, fences and the like, shall be subject to the design review process as required in Title 20. (Ord. 2024-01 § 3 (Exh. A), 2024; Ord. 89-1 § 1, 1989.)