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Title 17 — ZONING

Chapter 17.11 — OPEN SPACE DISTRICT

Orinda Municipal Code · 2026-09 edition · updated 2026-09-29 · Orinda

17.11.1 - Specific purposes.

The specific purposes of the open space district are to permanently preserve existing large public and private sites for open space uses, including lands managed or preserved for natural resource value and lands within subdivisions permanently preserved for open space use and to protect the public health and safety by restricting to open space use lands subject to flooding, landslides and other natural hazards. (Ord. 99-5 § 2 (Exh. A (part))

17.11.2 - Development limitations.

No further subdivision of lots in the open space district shall be permitted, and no more than one single- family residence shall be permitted on a lot legally created prior to February 1, 2000. (Ord. 99-5 § 2 (Exh. A (part); Ord. No. 22-02, § 2(Att. A.6), 9-6-22)

17.11.3 - Use restrictions.

A.

A use in the OS district is permitted with or without a permit as provided in Schedule 17.11.3 entitled "OS District—Land Use Regulations." In that schedule, a use classification followed by the letter "P" is a use that is permitted by right and does not require a use permit. A use classification followed by the letter "L" is a permitted use that is subject to certain limitations as described. A use classification followed by the letter "U" is a use authorized in the OS district on approval of a use permit. Definitions of use appear in Chapter 17.2 of this title. B. Prohibition of Specified Uses. 1. Commercial Marijuana Land Uses. Commercial marijuana land uses are a prohibited use in the OS district. 2. Outdoor Marijuana Cultivation. The outdoor cultivation of marijuana is a prohibited use in the OS district. OS DISTRICT—LAND USE REGULATIONS P Permitted U Use Permit Required L Limited Single-Family Residential Use L One residential unit per parcel legally created prior to February 1, 2000 Public and Semi-Public Uses U Cemetery U Park and Recreation Facility U Utilities, Major U Utilities, Minor U Agricultural Uses Animal Husbandry U Crop Production P Horticulture, Limited P Accessory Uses Permitted on the site of a permitted use, but requires a use permit if added on the site of a conditional use. Temporary Uses (Temporary events permitted under Chapter 17.37)

(Ord. 99-5 § 2 (Exh. A (part); Ord. No. 17-05, § 2(Att. A), 9-5-17)

17.11.4 - Development regulations.

All regulations governing the development of single-family homes in the RVL district shall apply. (Ord. 99-5 § 2 (Exh. A (part))

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▸Contents — Orinda Municipal Code
Orinda Municipal Code
  1. Title 1 — GENERAL PROVISIONS
  2. Title 2 — ADMINISTRATION AND PERSONNEL
  3. Title 3 — REVENUE AND FINANCE
  4. Title 5 — BUSINESS LICENSES AND REGULATIONS
  5. Title 6 — ANIMALS
  6. Title 8 — HEALTH AND SAFETY
  7. Title 9 — PUBLIC PEACE, MORALS AND WELFARE
  8. Title 10 — VEHICLES AND TRAFFIC
  9. Title 12 — STREETS, SIDEWALKS AND PUBLIC PLACES
  10. Title 13 — PUBLIC SERVICES
  11. Title 15 — BUILDINGS AND CONSTRUCTION
  12. Title 16 — SUBDIVISIONS
  13. ▸Title 17 — ZONING
    Overview
    1. Chapter 17.1 — PURPOSE AND ORGANIZATION
    2. Chapter 17.2 — DEFINITIONS
    3. Chapter 17.3 — RESIDENTIAL DISTRICT BASE USE RESTRICTIONS
    4. Chapter 17.4 — RESIDENTIAL DISTRICT BASE DEVELOPMENT REGULATIONS
    5. Chapter 17.5 — RIDGELINE AND ENVIRONMENTAL PRESERVATION OVERLA…
    6. Chapter 17.6 — RESIDENTIAL FLOOR AREA
    7. Chapter 17.7 — RESIDENTIAL MINIMUM LOT SIZE AND HILLSIDE DEVEL…
    8. Chapter 17.8 — DOWNTOWN DISTRICTS
    9. Chapter 17.9 — PUBLIC, SEMI-PUBLIC AND UTILITY DISTRICT
    10. Chapter 17.10 — PARK AND RECREATION DISTRICT
    11. Chapter 17.11 — OPEN SPACE DISTRICT
    12. Chapter 17.12 — PLANNED DEVELOPMENT DISTRICT
    13. Chapter 17.13 — SPECIFIC PLAN DISTRICT
    14. Chapter 17.15 — DEVELOPMENT STANDARDS FOR ALL USES
    15. Chapter 17.16 — OFF-STREET PARKING AND LOADING
    16. Chapter 17.17 — LANDSCAPING
    17. Chapter 17.18 — SIGNS
    18. Chapter 17.19 — NONCONFORMING USES AND STRUCTURES
    19. Chapter 17.20 — LOT LINE ADJUSTMENTS AND VOLUNTARY LOT MERGERS
    20. Chapter 17.21 — TREE MANAGEMENT
    21. Chapter 17.22 — VIEW PRESERVATION
    22. Chapter 17.23 — SATELLITE ANTENNAS
    23. Chapter 17.24 — HERITAGE TREES
    24. Chapter 17.25 — HISTORIC LANDMARKS
    25. Chapter 17.30 — DESIGN REVIEW
    26. Chapter 17.31 — GENERAL USE PERMIT
    27. Chapter 17.32 — EXCEPTIONS
    28. Chapter 17.33 — VARIANCES
    29. Chapter 17.34 — WIRELESS COMMUNICATIONS FACILITY PERMIT
    30. Chapter 17.35 — ELEVATED DECK PERMIT
    31. Chapter 17.36 — COMMERCIAL USE PERMIT
    32. Chapter 17.37 — TEMPORARY EVENT PERMIT
    33. Chapter 17.38 — ZONING APPROVAL, DEMOLITION PERMIT, CITY ENGIN…
    34. Chapter 17.39 — NOISE CONTROL
    35. Chapter 17.40 — PLANNING AUTHORITY
    36. Chapter 17.41 — APPLICATIONS
    37. Chapter 17.42 — NOTICE, HEARING, DECISION
    38. Chapter 17.43 — APPEALS
    39. Chapter 17.44 — PERMIT USE, MODIFICATION, REVOCATION AND TERMI…
    40. Chapter 17.45 — DEVELOPMENT AGREEMENTS
    41. Chapter 17.46 — REASONABLE ACCOMMODATION
    42. Chapter 17.48 — AMENDMENTS TO ZONING MAP AND REGULATIONS
    43. Chapter 17.49 — DISCLOSURE STATEMENT REQUIREMENT
  14. Title 18 — CLEAN WATER, DRAINAGE AND RELATED RIPARIAN HABITAT …
  15. Title 19 — CODE COMPLIANCE

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