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Article 1.2 — DIMENSIONS, AREAS, AND OPEN SPACES›SEC. 121. MINIMUM LOT WIDTH AND AREA.

SEC. 121.3. DEVELOPMENT OF LARGE LOTS, CHINATOWN MIXED USE DISTRICTS.

San Francisco Planning Code · 2025 edition · updated 2026-07-25 · San Francisco

(a) In order to promote, protect, and maintain a scale of development which is appropriate to each Mixed Use District and complementary to adjacent buildings, new construction or enlargement of existing buildings on lots larger than the square footage stated in the table below shall be permitted as conditional uses subject to the provisions set forth in Section 303.

District Lot Size Limits
Chinatown Community Business 5,000 sq. ft.
Chinatown Residential/Neighborhood Commercial
Chinatown Visitor Retail Chinatown Visitor Retail

(b) In addition to the criteria of Section 303(c), the Planning Commission shall consider whether the mass, façade, and other physical characteristics of the proposed structure are compatible with objective design standards established with community input for the districts listed above, which may be specific to particular districts.

(Added by Ord. 248-23, File No. 230446, App. 12/14/2023, Eff. 1/14/2024; amended by Ord. 53-24, File No. 231258, App. 3/22/2024, Eff. 4/22/2024)

(Former Sec. 121.3 added by Ord. 131-87, App. 4/24/87; amended by Ord. 176-12, File No. 120472, App. 8/7/2012, Eff. 9/6/2012; repealed by Ord. 248-23, File No. 230446, App. 12/14/2023, Eff. 1/14/2024)

AMENDMENT HISTORY

Section header and table amended; Ord. 176-12, Eff. 9/6/2012. Former Section 121.3 repealed; new Section 121.3 added; Ord. 248-23, Eff. 1/14/2024. Division (b) amended; Ord. 53-24, Eff. 4/22/2024.

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▸ Contents — San Francisco Planning Code
San Francisco Planning Code
  1. Article 1 — GENERAL ZONING PROVISIONS
  2. ▸ Article 1.2 — DIMENSIONS, AREAS, AND OPEN SPACES
    Overview
    1. ▸ SEC. 121. MINIMUM LOT WIDTH AND AREA.
      Overview
      1. SEC. 121.1. DEVELOPMENT OF LARGE LOTS IN NEIGHBORHOOD COMMERCI…
      2. SEC. 121.3. DEVELOPMENT OF LARGE LOTS, CHINATOWN MIXED USE DIS…
      3. SEC. 121.4. NON-RESIDENTIAL USE SIZE LIMITS IN MIXED USE DISTR…
      4. SEC. 121.6. LARGE-SCALE RETAIL USES.
      5. SEC. 121.7. RESTRICTION OF LOT MERGERS IN CERTAIN DISTRICTS AN…
      6. SEC. 121.8. [REPEALED.]
      7. SEC. 121.9. SUBDIVISION OF LARGE LOTS, PDR DISTRICTS.
    2. SEC. 124. BASIC FLOOR AREA RATIO.
    3. SEC. 128. TRANSFER OF DEVELOPMENT RIGHTS IN C-3 DISTRICTS.
    4. SEC. 132. FRONT SETBACK AREAS IN RTO, RH, AND RM DISTRICTS AND…
    5. SEC. 134. REAR YARDS IN R, RC, NC, M, CMUO, MUG, MUO, MUR, RED…
    6. SEC. 135. USABLE OPEN SPACE FOR DWELLING UNITS AND GROUP HOUSI…
    7. SEC. 136. OBSTRUCTIONS OVER STREETS AND ALLEYS AND IN REQUIRED…
    8. SEC. 138. PRIVATELY-OWNED PUBLIC OPEN SPACE (POPOS) REQUIREMEN…
    9. SEC. 140. ALL DWELLING UNITS IN ALL USE DISTRICTS TO FACE ON A…
    10. SEC. 144. STREET FRONTAGES IN RH, RTO, RTO-M, AND RM DISTRICTS.
    11. SEC. 145. FRONTAGES, OUTDOOR ACTIVITY AREAS, WALKUP FACILITIES…
  3. Article 1.5 — TRANSPORTATION, OFF-STREET PARKING, AND LOADING
  4. Article 1.7 — COMPLIANCE
  5. Article 2 — USE DISTRICTS
  6. Article 2.5 — HEIGHT AND BULK DISTRICTS
  7. Article 3 — ZONING PROCEDURES
  8. Article 3.5 — FEES
  9. Article 4 — DEVELOPMENT IMPACT FEES AND PROJECT REQUIREMENTS T…
  10. Article 5 — [RESERVED] ARTICLE 6: SIGNS
  11. Article 7 — NEIGHBORHOOD COMMERCIAL DISTRICTS
  12. Article 8 — MIXED USE DISTRICTS
  13. Article 9 — MISSION BAY DISTRICTS
  14. Part I — SCOPE, PURPOSE AND RELATIONSHIPS
  15. Part II — USES
  16. Part III — DENSITY
  17. Part IV — HEIGHT
  18. Part V — BUILDING FORM
  19. Part VI — OPEN AREAS
  20. Part VII — PARKING
  21. Part VIII — SIGNS
  22. Part X — OFFICE SPACE LIMITATION
  23. Part XI — HISTORIC PRESERVATION
  24. Part XII — RULES FOR NONCONFORMING USES AND NONCOMPLYING STRUC…
  25. Part XIII — COMPLIANCE, PERMIT APPROVAL AND ENFORCEMENT
  26. Part XIV — FEES
  27. Part XV — DEFINITIONS
  28. Part XVI — SEVERABILITY

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