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Planning Code›Article 8 — MIXED USE DISTRICTS

San Francisco County Municipal Code § 835 Red-Mx – Residential Enclave-Mixed District

San Francisco County Municipal Code · 2026-09 edition · updated 2026-10-22 · San Francisco County

Cite as: San Francisco County Municipal Code § 835 · Text as of 2026-10-22

Residential Enclave-Mixed Districts (RED-MX) encompass some of the clusters of low-scale, medium density, predominantly residential neighborhoods located along the narrow side streets of the Western SoMa area. Many parcels in these residential enclaves are underdeveloped and represent opportunities for new residential and low-intensity commercial uses. While residential uses are encouraged throughout these districts, group housing is limited, and student housing and single-room-occupancy units are prohibited. Small-scale retail, restaurants, arts activities, and other commercial uses are principally permitted to create the potential for more active, mixed use alleys. Some automobile-related and production, distribution, and repair uses are also permitted with limitations. Existing commercial activities in nonresidential structures may continue as nonconforming uses subject to the termination requirements of Article 1.7. Accessory Dwelling Units are permitted.

Table 835 RED-MX – RESIDENTIAL ENCLAVE-MIXED DISTRICT ZONING CONTROL TABLE Zoning Category § References Residential Enclave-Mixed District Controls BUILDING STANDARDS Table 835 RED-MX – RESIDENTIAL ENCLAVE-MIXED DISTRICT ZONING CONTROL TABLE Zoning Category § References Residential Enclave-Mixed District Controls BUILDING STANDARDS Massing and Setbacks

Height and Bulk Limits §§ 261.1, 263.21, 270, 270.1, 270.2, 271 Varies; see also Height and Bulk District Maps. Height sculpting required on Alleys as set forth in § 261.1. Except in the Western SoMa SUD, non-habitable vertical projections permitted as set forth in § 263.21. Horizontal mass reduction required as set forth in §270.1. Mid-block alleys required as set forth in

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