Article I — RMX Zone-Residential Mixed Use Zone

The purpose of the RMX zone is to allow a mix of residential and commercial uses as a matter of right, and to preserve the residential character of neighborhoods while encouraging the development of neighborhood-oriented ground-floor retail and service uses. (Ord. 2013-0020 § 1; Ord. 2013-0007 § 1)

A. Permitted uses. The following uses are permitted by right in the RMX zone, subject to the limitations specified:

B. Conditional uses. The following uses in the RMX zone require approval of a conditional use permit, subject to the limitations specified:

C. Accessory uses. The following uses are permitted in the RMX zone when accessory to a permitted or conditional use, subject to the limitations specified:

D. Prohibited uses. All uses not listed as permitted, conditional, or accessory uses are prohibited in the RMX zone.

E. Outdoor storage. Outdoor storage of any inventory or supplies in view of any public right-of-way is prohibited, except for auto and mobile home sales, rental, and storage uses. Outdoor storage or parking of vehicles overnight for auto service or repair uses is prohibited.

F. Auto service and repair near residential. Auto service or repair work performed within 300 feet of property used or zoned for residential purposes shall not be conducted before 6:00 a.m. or after 10:00 p.m. All such work shall be performed within a building. (Ord. 2026-0010 § 4; Ord. 2026-0001 § 6; Ord. 2025-0007 § 3; Ord. 2024-0054 § 19; Ord. 2024-0051 § 5; Ord. 2024-0017 § 25; Ord. 2021-0023 § 21; Ord. 2020-0021 § 22; Ord. 2019-0027 § 6; Ord. 2017-0061 § 26; Ord. 2016-0001 § 14; Ord. 2015-0005 § 22; Ord. 2013-0020 § 1; Ord. 2013-0007 § 1)

Commercial and office uses are limited to the ground floor only and may occupy up to a maximum of 50% of the building square footage; provided that:

A. On lots less than or equal to three acres, commercial or office use may be up to 100% of the building square footage with a zoning administrator-approved conditional use permit; and B. On lots greater than three acres, commercial or office use may be up to 100% of the building square footage with a planning and design commission-approved conditional use permit. (Ord. 2013-0020 § 1; Ord. 2013-0007 § 1)

• A. Height. The maximum height is 45 feet.

• B. Density. The maximum density is 60 dwelling units per net acre.

• C. Floor area ratios. The minimum and maximum floor area ratios are established in the general plan. (Ord. 2013-0020 § 1; Ord. 2013-0007 § 1)

• A. Front-yard and street side-yard setbacks.

1. The minimum setback for the main building wall is 10 feet.

2. The maximum setback is 25 feet.

3. Structures such as storefronts and arcades, and covered and uncovered porches, decks, and patios may extend into the minimum front and street side setback area up to a maximum height of 15 feet, provided the structures are designed to accommodate the street tree canopy.

• B. Rear-yard setback.

1. Unless paragraph 2 of this subsection applies, the minimum rear-yard setback is 15 feet.

2. If the rear-yard lot line abuts a public alley, the rear-yard setback is five feet.

• C. Interior side-yard setback.

1. Unless paragraph 2 of this subsection applies, there is no minimum interior side-yard setback.

2. If the interior side-yard lot line abuts a lot in the R-1 or R-1B zone or a lot containing a detached single-unit dwelling, the minimum interior side-yard setback is five feet.

D. Levee setback. A minimum 20-foot setback from the landside toe of any flood control levee is required for development less than five acres in size. A minimum 50-foot setback is required from the landside toe of any flood control levee for development five acres or greater in size. No primary or accessory structures may encroach into the levee setback. (Ord. 2013-0020 § 1; Ord. 2013-0007 § 1)

• A. For architectural design guidelines and exceptions to the height and area standards, see chapter 17.600.

• B. For parking requirements, see chapter 17.608.

• C. For landscaping and paving requirements, see chapter 17.612.

• D. For recycling and solid waste disposal regulations, see chapter 17.616.

• E. For wall, fence, and gate regulations, see chapter 17.620.

• F. For residential accessory structure and use regulations, see chapter 17.624.

• G. For sign standards and regulations, see chapter 15.148.

• H. For historic preservation program generally, see chapter 17.604. For preservation design review of development projects, see section 17.808.100 et seq. (Ord. 2013-0020 § 1; Ord. 20130007 § 1)

• A. General.

1. For development projects not located in a historic district and not involving a landmark, no tentative map, parcel map, or permit shall be approved or issued unless an application for site plan and design review of the proposed project is approved in accordance with chapter 17.808 or the project is exempt under section 17.808.160.

2. As used in this subsection A, "permit" means a building permit, a demolition permit, a sign permit, a grading permit, a paving permit, an encroachment permit, and a certificate of occupancy.

• B. Historic districts and landmarks.

1. For development projects located in a historic district or involving a landmark, no person shall commence construction or otherwise undertake a development project, and no tentative map, parcel map, or permit shall be approved or issued, unless an application for site plan and design review of the proposed project is approved in accordance with chapter 17.808 or the project is exempt under section 17.808.160.

2. As used in this subsection B, "permit" means a building permit, a demolition permit, a sewer or water connection or disconnection, a sign permit, a grading permit, a paving permit, an encroachment permit, and a certificate of occupancy. (Ord. 2017-0061 § 27; Ord. 2013-0020 § 1; Ord. 2013-0007 § 1)