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Chapter 30 — ZONING AND DEVELOPMENT CODE›Article III — FORM-BASED CODE›Division 4 — DEVELOPMENT STANDARDS BY ZONING DISTRICT

Sec. 30-371. - Downtown core.

Fontana Municipal Code · 2026-09 edition · updated 2026-10-02 · Fontana

The downtown core is required to meet the standards of the Form-Based Code, including the following:

(a)

District core development requirements (Section 30-371)

(b)

Fences, hedges and walls (Section 30-389)

(c)

Parking

Off-street parking and loading standards (Section 30-390)

Off-street parking reductions (Section 30-391)

Loading (Section 30-392)

Bicycle parking (Section 30-393)

(d)

Architectural style (Section 30-394)

(e)

Downtown core design regulations (commercial, apartment, and mixed-use buildings) (Section 30-396.1)

(f)

Downtown core design regulations (residential buildings) (Section 30-396.2)

(g)

Private open space types (Section 30-398)

(h)

Downtown core private open space requirements (Section 30-404.1)

Downtown Core Frontages

Frontages shall be provided at all locations where a building meets the street right-of-way and common open space. A frontage type must be selected from Division 6.

Building facades that are visible from the public right-of-way but do not require a building frontage shall be screened with planting, or enhanced in a manner that reflects the architectural style or is in accordance with Article XII—Sign Regulations.

Civic Core Sierra Core Gateway Core Mixed-Use Core Multi-Family Core Neighborhood Core
Porch X X x
Dooryard X X X X
Stoop X X X X X
Forecourt X X X X X X
Lightcourt X X X X
Shopfront X X X X
Gallery X X X X
Arcade X X X x

(Ord. No. 1923, § 5(Exh. A), 9-12-23)

Sec. 30-371.1. - Civic core.

The civic core consists primarily of civic and institutional uses as well as active and passive recreation areas.

Minimum lot size: 5,000 square feet

Required frontage: Porch, dooryard, stoop, forecourt, lightcourt, shopfront, gallery and arcade

Capacity

Min. Max.
FAR — 2.0

Setbacks

Min. Max.
Front Street 0 25'
Side Street 0 25'
Side (Interior) 10' —
Rear Yard 10' —
Stepback* 10' —
*** Applies to Rear and Side (Interior) at 35' high, when adjacent to the Neighborhood Core.**

Building Form

Height 70 ft. Max.

Encroachments

Buildings, architectural features, and signs may encroach into the required setbacks and right-of-way subject to the following requirements and City Engineer approval:

Arcade, Gallery. Awning Balcony Bay Window Eave
Front Street Min. 2 ft. clear of curb 6 ft. Max. 4 ft. Max. on upper floors only Min. 2 ft. clear of curb
Side Street Min. 2 ft. clear of curb 6 ft. Max. 4 ft. Max. on upper floors only Min. 2 ft. clear of curb
Side (Interior) — Min. 5 ft. from PL Min. 5 ft. from PL Min. 3 ft. from PL
Rear Yard Min. 5 ft. from PL Min. 5 ft. from PL Min. 5 ft. from PL Min. 3 ft. from PL
Vertical Min. 8 ft. clear Min. 8 ft. clear Min. 8 ft. clear Min. 8 ft. clear

Non-Residential Uses 65% of cumulative parking requirements per Zoning Code

On-site above-ground parking and access shall be located in compliance with the following setback requirements:
Min. (ft.)
Front Street 20 on Sierra Ave 5 on Arrow Blvd
Side Street 5
Side (Interior) —
Rear Yard —

(Ord. No. 1923, § 5(Exh. A), 9-12-23)

Exceptions & meaning →

Sec. 30-371.2. - Sierra core.

The Sierra core is the commercial core of Fontana and functions as the city center. Uses include a mixture of commercial, retail, entertainment, office, and residential.

Building placement shall be close to the streets and integrated within the pedestrian realm. Architectural features should provide shade and variation in building design.

Capacity

Min. Max.
Residential or mixed-use density 24 DU/Ac 70 DU/Ac
Commercial FAR (retail and restaurants) Refer to Sec. 30-405 for frontages that require ground floor commercial 2.0

Setbacks

Min. (ft.) Max. (ft.)
Front Street 0 10
Side Street 0 10
Side (Interior) 0 —
Rear Yard 5 —
Stepback* 10 —
*** Applies to rear and side (interior) at 35' high, when adjacent to the neighborhood core.**

Building Height

Frontage Coverage 80% min.
Height** 35' max.
55' max. within 75' of side street property line
70' max. with min. stepback 75' from side street and 15' from Sierra Ave Property Line*
Ground Floor Commercial Height** 12 ft. Min.
  • The maximum height along Sierra Ave may be increased to 45 feet and to 70 feet along the side street stepbacks for projects that provide a rooftop amenity. The rooftop amenity must be located along a street frontage with a maximum height of 45 feet and minimum width of 15 feet.

Public and private spaces should be integrated to act as one. Awnings or canopies extending over sidewalks and significant glazing should be included in all new construction or renovation.

Encroachments

Buildings, architectural features, and signs may encroach into the required setbacks and right-of-way subject to the following requirements and City Engineer approval:

Arcade, Gallery, Awning Balcony Bay Window Eave
Front Street Min. 2 ft. clear of curb 6 ft. max. 4 ft. max. on upper floors only Min. 2 ft. clear of curb
Side Street Min. 2 ft. clear of curb 6 ft. Max. 4 ft. Max. on upper floors only Min. 2 ft. clear of curb
Side Interior — Min. 5 ft. from PL Min. 5 ft. from PL Min. 3 ft. from PL
Rear Yard Min. 5 ft. from PL Min. 5 ft. from PL Min. 5 ft. from PL Min. 3 ft. from PL
Vertical Min. 8 ft. clear Min. 8 ft. clear Min. 8 ft. clear Min. 8 ft. clear
Required Spaces
Residential 1.25 per unit
Nonresidential Uses Under 6,000 Square Feet No parking required
Nonresidential Uses Over 6,000 Square Feet 50% of the requirements in the Zoning Code (30- 685.A)
Retail, Entertainment and Restaurant Uses Over 6,000 Square Feet Within 400 Feet of City-Owned Public Parking Lot or Structure No parking required

On-site above-ground parking and access shall be located in compliance with the following setback requirements:

Min. (ft.)
Front Street 20
Side Street 5
Side Interior —
Rear Yard —

Minimum lot size: 5,000 square feet

Required frontage: Forecourt, shopfront, gallery and arcade

(Ord. No. 1923, § 5(Exh. A), 9-12-23; Ord. No. 1954, § 4(Exh. A), 7-23-24; Ord. No. 1970, § 4(Exh. A), 6-10-25)

Exceptions & meaning →

Sec. 30-371.3. - Gateway core.

The gateway core is primarily intended for commercial retail and personal service uses as well as residential development. New development should incorporate pedestrian elements to help serve as a transition to surrounding land uses.

Capacity

Min. Max.
Residential or Mixed-Use Density 24 DU/Ac 39 DU/Ac 50 DU/Ac * with the inclusion of ground floor commercial along the front street
Commercial FAR (retail and restaurants) — 2.0
*** If a development application includes the state density bonus under Section 65915 et seq. AND ground floor commercial, an additional 50% of the state density bonus that is achieved may be added in excess of the units allowed by the state density bonus.**

Setbacks

Min. (ft.) Max. (ft.)
Front Street 0 15
Side Street 0 15
Side Interior 0 —
Rear Yard 0 5 if adjacent to a street — 15 if adjacent to a street
Stepback** 10 —
**** Applies to rear and side (interior) at 35' high, when adjacent to the neighborhood core.**

Building Form

Frontage Coverage 50% min.
Height*** 35' max.
55' max. within 75' of side street property line
70' max. with Min. stepback 75' from Cross Street and 15' from Sierra Ave property line
Ground Floor Commercial Height 12 ft. min.
***** Refer to Sierra core building height standards figure**

Encroachments

Buildings, architectural features, and signs may encroach into the required setbacks and right-of-way subject to the following requirements and City Engineer approval:

Arcade, Gallery, Awning Balcony Bay Window Eave
Front Street Min. 2 ft. clear of curb 6 ft. max. 4 ft. max. on upper floors only Min. 2 ft. clear of curb
Side Street Min. 2 ft. clear of curb 6 ft. max. 4 ft. max. on upper floors only Min. 2 ft. clear of curb
Side Interior — Min. 5 ft. from PL Min. 5 ft. from PL Min. 3 ft. from PL
Rear Yard Min. 5 ft. from PL Min. 5 ft. from PL Min. 5 ft. from PL Min. 3 ft. from PL
Vertical Min. 8 ft. clear Min. 8 ft. clear Min. 8 ft. clear Min. 8 ft. clear
Required Spaces
Residential 1.25 per unit
Non-Residential Uses Under 6,000 Square Feet No parking required
Non-Residential Uses Over 6,000 Square Feet 50% of the requirements in the Zoning Code (30-685.A)

On-site above-ground parking and access shall be located in compliance with the following setback requirements:

Min. (ft.)
Front Street 20
Side Street 5
Side (Interior) —
Rear Yard —

Minimum lot size: 5,000 square feet

Required frontage: Stoop, forecourt, lightcourt, shopfront, gallery and arcade

(Ord. No. 1923, § 5(Exh. A), 9-12-23)

Exceptions & meaning →

Sec. 30-371.4. - Mixed-use core.

The mixed-use core provides a transition between more intense commercial uses and residential uses. This district includes a mixture of commercial, office, retail, personal services, and residential.

Capacity

Min. Max.

Residential or Mixed-Use Density 12 DU/Ac 39 DU/Ac 50 DU/Ac * with the inclusion of ground floor commercial along the front street
Commercial FAR (Retail and Restaurants) Refer to Section 30-405 for frontages that require ground floor commercial 2.0
*** If a development application includes the state density bonus under Section 65915 et seq. AND ground floor commercial, an additional 50% of the state density bonus that is achieved may be added in excess of the units allowed by the state density bonus.**

Setbacks

Min. (ft.) Max. (ft.)
Front Street 0 15
Side Street 0 15
Side Interior 0 —
Rear Yard 5 —
Stepback** 10 —
**** Applies to rear and side (interior) at 35' high, when adjacent to the neighborhood core.**

Building Form

Frontage Coverage 50% min.
Height 55 ft. max.
Ground Floor Commercial Height 12 ft. min.

Encroachments

Buildings, architectural features, and signs may encroach into the required setbacks and right-of-way subject to the following requirements and City Engineer approval:

Arcade, Gallery, Awning Balcony Bay Window Eave
Front Street Min. 2 ft. clear of curb 6 ft. max. 4 ft. max. on upper floors only Min. 2 ft. clear of curb
Side Street Min. 2 ft. clear of curb 6 ft. max. 4 ft. max. on upper floors only Min. 2 ft. clear of curb
Side Interior — Min. 5 ft. from PL Min. 5 ft. from PL Min. 3 ft. from PL
Rear Yard Min. 5 ft. from PL Min. 5 ft. from PL Min. 5 ft. from PL Min. 3 ft. from PL
Vertical Min. 8 ft. clear Min. 8 ft. clear Min. 8 ft. clear Min. 8 ft. clear

Parking

Required Spaces
Residential 1.25 per unit
Non-Residential Uses 50% of the requirements in the Zoning Code (30-685.A)

On-site above-ground parking and access shall be located in compliance with the following setback requirements:

Min. (ft.)
Front Street 20
Side Street 5
Side Interior —
Rear Yard —

Minimum lot size: 5,000 square feet

Required frontage: Porch, dooryard, stoop, forecourt, shopfront, gallery and arcade

(Ord. No. 1923, § 5(Exh. A), 9-12-23)

Exceptions & meaning →

Sec. 30-371.5. - Multi-family core.

The multi-family core provides higher residential intensities adjacent to commercial areas. New development should incorporate increased density with architectural design and materials that exemplify one of the designated architectural styles.

Capacity

Min. Max.
Residential Density 12 DU/Ac 39 DU/Ac 50 DU/Ac with 1 ac or greater lots

Setbacks

Min. (ft.) Max. (ft.)
Front Street 5 30
Side Street 5 30
Side Interior 0 —
Rear Yard 10 —
Stepback * 10 —
*** Applies to rear and side (interior) at 35' high, when adjacent to the neighborhood core.**

Building Form

Frontage Coverage 50% min.
Height 55 ft. max.

Encroachments

Buildings, architectural features, and signs may encroach into the required setbacks and right-of-way subject to the following requirements and City Engineer approval:

Arcade, Gallery, Awning Balcony Bay Window Eave
Front Street Min. 2 ft. clear of curb 6 ft. max. 4 ft. max. on upper floors only Min. 2 ft. clear of curb
Side Street Min. 2 ft. clear of curb 6 ft. max. 4 ft. max. on upper floors only Min. 2 ft. clear of curb
Side Interior — Min. 5 ft. from PL Min. 5 ft. from PL Min. 3 ft. from PL
Rear Yard Min. 5 ft. from PL Min. 5 ft. from PL Min. 5 ft. from PL Min. 3 ft. from PL
Vertical Min. 8 ft. clear Min. 8 ft. clear Min. 8 ft. clear Min. 8 ft. clear

Parking

Required Spaces
Residential 1.25 per unit

On-site above-ground parking and access shall be located in compliance with the following setback requirements:

Min. (ft.)
Front Street 15
Side Street 10
Side (Interior) 5
Rear Yard —

Minimum lot size: 5,000 square feet

Required frontage: Dooryard, stoop, forecourt and lightcourt

(Ord. No. 1923, § 5(Exh. A), 9-12-23)

Exceptions & meaning →

Sec. 30-371.6. - Neighborhood core.

The neighborhood core is an area primarily developed with single-family homes. New development should respect and exemplify the character of existing neighborhoods.

Capacity

Min. Max.
Residential Density 3 DU/Ac 5 DU/Ac 16 * DU/Ac with 1 ac or greater lot
*** Individual property owners may construct a second primary dwelling unit, plus any ADU or JADU that must be allowed under state law and the City's ADU ordinance. Second primary dwelling units shall be subject to all zoning requirements except the maximum front street setback. This shall apply for single-family lots.**

Setbacks

Min. (ft.) Max. (ft.)
Front Street 10 18
Side Street 10 18
Side Interior 5 —
Rear Yard 10 —

Building Form

Height 40 ft. Max.

Encroachments

Buildings, architectural features, and signs may encroach into the required setbacks and right-of-way subject to the following requirements and City Engineer approval:

Arcade, Gallery, Awning Balcony Bay Window Eave
Front Street Min. 2 ft. clear of curb 6 ft. max. 4 ft. max. on upper floors only Min. 2 ft. clear of curb
Side Street Min. 2 ft. clear of curb 6 ft. max. 4 ft. max. on upper floors only Min. 2 ft. clear of curb
Side Interior — Min. 5 ft. from PL Min. 5 ft. from PL Min. 3 ft. from PL
Rear Yard Min. 5 ft. from PL Min. 5 ft. from PL Min. 5 ft. from PL Min. 3 ft. from PL
Vertical Min. 8 ft. clear Min. 8 ft. clear Min. 8 ft. clear Min. 8 ft. clear

Parking

Single-Family Required Spaces
1 bedroom 1 space
2—4 bedrooms 2 spaces
5+ bedrooms 3 spaces
Multi-Family 1.25 per unit

On-site above-ground parking and access shall be located in compliance with the following setback requirements:

Min. (ft.)
Front Street 20
Side Street 5
Side Interior —
Rear Yard —

Minimum lot size: 5,000 square feet

Required frontage: Porch, dooryard, stoop, forecourt and lightcourt

(Ord. No. 1923, § 5(Exh. A), 9-12-23)

Exceptions & meaning →

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