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Earlier editions: 2026-09

Title 10 — Planning and Zoning›Chapter 2 — amended in its entirety by §2, Ord. 1877, eff. 1/16/96›Part II — BASE DISTRICT REGULATIONS

Walnut Creek Municipal Code Art. 14 Open Space/Recreation District (O-S-R)

Walnut Creek Municipal Code · 2026-10 edition · updated 2026-10-04 · Walnut Creek

Cite as: Walnut Creek Municipal Code Article 14 · Text as of 2026-10-04

§ 10-2.2.1401. Purpose and Intent.

The purpose of the Open Space/Recreation District is to identify the existing publicly owned open space, parks and golf courses. The intent is to provide land for public parks, recreation areas, wildlife preserves, watershed areas and scenic vistas.

Exceptions & meaning →

§ 10-2.2.1402. Land Use Regulations.

In the following table, the letters in the "Use Regulation" column are defined as follows:

P = A permitted use.
L = A use permitted subject to certain limitations prescribed by the "Use Regulations" that immediately follow the table.
U = A use permitted on approval of a Conditional Use Permit.

Letters in parentheses in the "Additional Regulations" column are described in the "Additional Regulations" section following the "Use Regulations." Where a Use Regulation or a letter in parentheses is opposite a use classification heading, the referenced regulations shall apply to all use classifications under the heading. Land uses not listed (indicated by strikeout) are not permitted.

LAND USE USE REGULATIONS ADDITIONAL REGULATIONS
A. Residential Use Classifications (C)
1. Adult Day Care Home
2. Congregate Living Facility
3. Family Day Care Home
a. Small Family Day Care Center P (F)
b. Large Family Day Care Home P (F)
4. Group Residential
5. Multiple Family Residential
6. Residential Care Home
7. Accessory Dwelling Units
a. Accessory Dwelling Unit P (E)
b. Junior Accessory Dwelling Unit P (E)
8. Single Family Residential L(1)
B. Commercial Use Classifications (A)
1. Ambulance Services
2. Animal Sales and Service
a. Animal Hospital
b. Animal: Retail Sales and Grooming
c. Horse Stables U
d. Kennel
3. Artist Studio
4. Banks and Savings and Loans
a. Banks and Savings and Loans
(1) With Drive-up Service
(2) With Automated Teller Machine
5. Catering Services
6. Commercial Cannabis Business
a. Commercial Cannabis Cultivation
b. Commercial Cannabis Distribution
c. Commercial Cannabis Manufacturing
d. Commercial Cannabis Retail Dispensary
(1) With Cannabis Delivery
e. Nonstorefront Delivery-Only Operation
f. Commercial Cannabis Testing Laboratory
7. Communication Facilities
8. Custom Manufacturing
9. Eating and/or Drinking Establishments (D)
a. Eating and/or Drinking Establishments L(2)
(1) With Wine and Beer Service Ending at or Before 11:00 p.m. L(2)
(2) With Wine and Beer Service Ending After 11:00 p.m. L(3)
(3) With Full Alcoholic Beverage Service Ending at or Before 11:00 p.m. L(2)
(4) With Full Alcoholic Beverage Service Ending After 11:00 p.m. L(3)
(5) With Live Entertainment P (D)
(6) With Dancing P (D)
(7) With Take-out Service
(a) Drive-up
(8) With Permanent Outdoor Seating L(3)
(9) With Off-site Distribution
(a) Micro-brewery
10. Food and Beverage Sales
a. Food and Beverage Sales
b. Convenience Market
(1) With Gasoline Sales
c. Specialty Food Shops
(1) With Off-site Distribution
11. Funeral and Interment Services
12. Health Clubs
13. Home Improvement Sales and Service
14. Horticultural Establishment
15. Lumber and Building Material Yard
16. Maintenance and Repair Service/Small Equip
17. Mini Storage
18. Nursery
19. Offices, Business and Professional
a. Offices, Business and Professional
(1) Offices, Medical
20. Parking, Commercial Facility
21. Pawn Shop
22. Personal Improvement Services
23. Personal Services
24. Recreation and Entertainment, Commercial
a. Within a Building
b. Outside a Building L(3)
25. Research and Development Services
26. Retail Sales/Rental L(3)
27. Vehicle/Equipment Sales and Service
a. Automobile Sales/New and Used
b. Automobile Washing
c. Automobile Wrecking
d. Service Stations
(1) Automobile Washing
e. Vehicle/Equipment Repair
(1) Limited Vehicle Service
f. Vehicle/Equipment Sales and Rentals
g. Vehicle Storage
28. Visitor Accommodations
a. Bed and Breakfast Inns
b. Hotels
c. Motels
C. Industrial Use Classifications
1. General Industry
2. Limited Industry
3. Research Development Industry
4. Wholesaling, Distribution and Storage
D. Agricultural Use Classifications
1. Animal Husbandry
2. Crop Production
E. Community Facility Use Classifications
1. Adult Day Care Facility
2. Child Day Care Facility (Day Care Center)
3. Clubs and Lodges
4. College, Public or Private
5. Cultural Institutions
a. Cultural Institutions P
b. Natural History/Science Museum P
6. Emergency Medical Care/No Inpatient
7. Government Offices
8. Hazardous Waste Management Facility
9. Heliports
10. Housing for the Homeless/Emergency Shelters
11. Hospitals
a. Acute Care
b. Other
12. Maintenance and Service Facilities
13. Park and Recreation Facilities P
14. Public Parking Facilities
15. Public Safety Facilities
16. Public Transit Terminals
17. Recycling Facilities
a. Collection Facility
(1) Reverse Vending Machine L(4) (B)
(2) Small Collection Facility L(4) (B)
(3) Large Collection Facility
b. Processing Facility
18. Religious Assembly
19. Residential Care Facility
20. Schools, Public or Private
21. Skilled Nursing Facilities
22. Utilities, Major L(5)
23. Utilities, Minor P
F. Accessory Uses
1. Accessory Living Quarters
2. Accessory Structure
3. Accessory Uses
a. Accessory Uses L(6)
(1) Garage Sales
(2) Home Occupations
(3) Personal Cannabis Cultivation
G. Temporary Uses (A)
1. Arts and Crafts Shows, Outdoor L(7)
2. Christmas Tree Sales L(7)
3. Civic/Community Events L(7)
4. Farmers Markets L(7)
5. Live Entertainment Events L(7)
6. Outdoor Seating/Eating and Drinking Estab
7. Pumpkin Sales L(7)
8. Retail Sales, Outdoor
9. Swap Meets, Non-Recurring
10. Swap Meets, Recurring
11. Street Fairs
12. Vendor Carts L(7)

USE REGULATIONS

L(1) Single Family Residential uses shall be permitted for caretakers, docents, park rangers and watchmen.
L(2) Permitted as an accessory use in Cultural Institutions and Park and Recreation Facilities upon approval of an Administrative Use Permit pursuant to Article 12 of Part III of the Zoning Ordinance.
L(3) Permitted as an accessory use in Cultural Institutions and Park and Recreation Facilities upon approval of a Conditional Use Permit pursuant to Article 12 of Part III of the Zoning Ordinance.
L(4) Permitted upon approval by the Community Development Director.
L(5) Electrical substations, aboveground electrical transmission lines, water pumping stations and switching buildings are permitted uses. All other uses within this classification are not permitted.
L(6) See the use regulations for the primary use classification.
L(7) Permitted subject to the approval of a Temporary Activity Permit.

ADDITIONAL USE REGULATIONS

(A) See Sec. 10-2.3.121. Regulations for Outdoor Sales, Service, Display.
(B) See Part III, Article 7. Recycling Facilities.
(C) See Part III, Article 9. Inclusionary Housing.
(D) See Part III, Article 12. Alcoholic Beverage Sales.
(E) See Part III, Article 5. Accessory Dwelling Units.
(F) See Part III, Article 6. Child Day Care Facilities.

(§§35, 36, 37, Ord. 2109, eff. 6/15/12; §18, Ord. 2129, eff. 7/3/14; §§7(1), (48), Ord. 2183, eff. 9/8/18; §3, Ord. 2188, eff. 3/8/19; §13, Ord. 2210, eff. 10/22/21; §5(1), Ord. 2216, eff. 7/2/22; §3(2), Ord. 2248, eff. 2/21/25)

Exceptions & meaning →

§ 10-2.2.1403. Property Development Regulations.

The following schedule prescribes development regulations for the Open Space/Recreation District. The symbol "NA" indicates that there is no restriction for that particular development regulation or it is not applicable in this District. Letters in parentheses refer to the "Additional Development Regulations" following the schedule.

CLASSIFICATION DEVELOPMENT REGULATIONS ADDITIONAL REGULATIONS
A. Minimum Lot Area NA
B. Minimum Lot Width NA
C. Minimum Lot Frontage NA
D. Minimum Lot Depth NA
E. Minimum Setbacks D(1)
F. Maximum Height D(2)
G. Density D(3)
H. Maximum Lot Coverage NA
I. Maximum Floor Area Ratio D(3)
J. Design Review See Sec. 10-2.4.1202.
K. Fences and Walls See Sec. 10-2.3.104.
L. Antennas See Sec. 10-2.3.120.
M. Non-Conforming Conditions See Part III, Article 3.
N. Recycling Facilities See Part III, Article 7.
O. Parking and Loading See Part III, Article 2.
P. Signs See Title 10, Chapter 8.
Q. Preservation of Trees See Title 3. Chapter 8.
R. Hillside Performance Standards See Part III, Article 4.
S. Stormwater Control See Title 9, Chapter 16
T. Landscaping See Part III, Article 11.

ADDITIONAL DEVELOPMENT REGULATIONS

D(1) Minimum setback requirements shall be determined on a case by case basis in the approval of a site plan.
D(2) The maximum height limitation shall be 25 feet unless otherwise shown on the Zoning Map.
D(3) The maximum density shall be determined on a case by case basis but in no case shall exceed .1 du/acre or a .1 FAR.

(§ 2, Ord. 2037, eff. 12/17/2004; § 16, Ord. 2070, eff. 6/20/2008; § 18, Ord. 2108, eff. 4/7/2012)

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