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Contra Costa County, CA Ordinances (2026) | CityRuleLookup

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California
Contra Costa County

Contra Costa County, CA Ordinances (2026)

Local rules and regulations for Contra Costa County, California. Population: 1,165,927.

Verified from official government sources

Note: County ordinances apply to unincorporated areas of Contra Costa County. If you live within an incorporated city, that city's own rules take precedence over county-level regulations. We have city-specific rules for Antioch, Brentwood, Concord, El Cerrito, Martinez, Oakley, Pittsburg, Richmond, San Ramon, and Walnut Creek: check there if you live in one of those cities. All other areas in Contra Costa County fall under the county rules shown below.

Browse Ordinances by Topic

Select a topic to see Contra Costa County's rules on that subject.

🔊

Noise Ordinances

Quiet Hours
Construction Hours
Barking Dogs
Leaf Blower Rules
Amplified Music & Events
Vehicle Noise

🏠

Short-Term Rentals

Permit Requirements
Noise Rules
Taxes & Fees
Parking Rules
Occupancy Limits
Insurance Requirements
Registration Rules

Cities in Contra Costa County

These cities are located within Contra Costa County and may have their own ordinances.

Pop. 129,295

Pop. 116,448

Pop. 115,291

Pop. 84,070

Pop. 75,024

Pop. 69,825

Pop. 68,153

Unincorporated Communities

These communities are in unincorporated Contra Costa County. County ordinances apply directly to these areas.

Bay PointPop. 23,896 El SobrantePop. 15,524 Discovery BayPop. 15,358 AlamoPop. 15,314 RodeoPop. 9,653 BlackhawkPop. 9,637 Contra Costa CentrePop. 6,808 SaranapPop. 5,830 Kensington

Data Sources

Ordinance data for Contra Costa County is sourced from the following official government references. Click any topic above for detailed citations.

[1]BAAQMD Regulation 5 Open Burning
[2]Contra Costa County Fire Protection District
[3]Contra Costa County Agriculture Dept.
[4]CA Food & Ag Code 5004
[5]Contra Costa Clean Water Program — Report Pollution

Show all 98 sources

[6]CCC Ord. Code Chapter 1014-6
[7]CCC Cannabis Regulations
[8]CA MAUCRSA Summary

View all counties and cities in California →

🔥

Fire Regulations

Fire Pit Rules
Fireworks
Brush Clearance
Outdoor Burning
Smoke Detectors

🚗

Parking Rules

RV & Boat Parking
Commercial Vehicle Restrictions
Street Parking Limits

🧱

Fence Regulations

Height Limits
Neighbor Fence Rules
Retaining Walls
Pool Barriers
Material Restrictions

🐔

Animal Ordinances

Chickens & Livestock
Dog Leash Laws
Breed Restrictions
Beekeeping
Exotic Pets
Wildlife Feeding
Livestock
Pet Limits

🌿

Landscaping Rules

Grass Height Limits
Tree Removal & Heritage Trees
Weed Ordinances
Water Restrictions
Native Plants

💼

Home Business

Zoning Restrictions
Signage Rules
Customer Traffic Restrictions
Home Daycare

🏊

Swimming Pools & Spas

Fencing Requirements
Safety Rules

🏗️

Accessory Structures

ADU Rules
Shed Rules
Garage Conversions
Carport Rules

🌍

Environmental Rules

Stormwater Management
Flood Zones

🌱

Cannabis Regulations

Dispensary Zoning

☀️

Solar Energy

Panel Permits
HOA Restrictions

🪧

Sign Regulations

Political Signs
Garage Sale Signs

🏚️

Property Maintenance

Property Blight

💡

Outdoor Lighting

Dark Sky Rules
Light Trespass

🔑

Rental Property Rules

Rental Registration

🗑️

Trash & Recycling

Pickup Rules & Schedules
Bin Placement Rules
Bulk Item Disposal
Recycling Requirements
Illegal Dumping

🚁

Drone Rules

Recreational Drones

🍔

Food Trucks & Mobile Vendors

Food Truck Permits
Vending Zones

🚪

Soliciting & Door-to-Door

Solicitor Permits
No-Knock Registry

🌙

Curfew Laws

Juvenile Curfew
Park Curfew

📐

Building Setbacks & Zoning

Setback Rules

🏷️

Garage & Yard Sales

Garage Sale Permits
Frequency Limits

Oakley

CA

Pop. 45,274

Pop. 38,402

Pop. 25,583

Pop. 5,428

Tara HillsPop. 5,364

Camino TassajaraPop. 4,951

Vine HillPop. 4,323

PachecoPop. 4,183

North RichmondPop. 4,175

San MiguelPop. 3,591

East Richmond HeightsPop. 3,460

Reliez ValleyPop. 3,354

CrockettPop. 3,242

Montalvin ManorPop. 3,099

RollingwoodPop. 3,015

Bethel IslandPop. 2,131

BayviewPop. 1,782

KnightsenPop. 1,596

Norris CanyonPop. 1,313

[9]CA Civil Code 5850

[10]CA Civil Code 5725

[11]CA Vehicle Code 22507.5

[12]Contra Costa County Zoning Code Title 8

[13]CCC Agricultural Commissioner

[14]CA Retail Food Code (CalCode)

[15]EPA Lead Disclosure Rule

[16]FEMA Flood Map Service Center

[17]CA HSC 116064

[18]CPSC VGB Act

[19]CA Building Standards Commission

[20]CA Civil Code §841.4 — Spite Fence

[21]Contra Costa Zoning Code Title 8

[22]CBC Section 105.2 Permit Exemptions

[23]California MWELO

[24]EBMUD Lawn Conversion Rebate

[25]CA Gov Code 65852.2

[26]Contra Costa ADU Ordinance Ch. 82-44

[27]Contra Costa Ord. Code Ch. 82-4

[28]CA H&S Code 1597.40 Family Daycare

[29]CA Civil Code 4000 (Davis-Stirling)

[30]CA Solar Rights Act

[31]RecycleSmart CCC

[32]CCC HHW Facility

[33]Bye Bye Mattress

[34]CA Elections Code 20008

[35]Reed v. Town of Gilbert

[36]CCC Sheriff's Office

[37]CA Civil Code 1708.8

[38]CA Penal Code 402

[39]CDTFA Occasional Sales

[40]California Vehicle Code §27150 et seq.

[41]CA Civil Code 1940.9

[42]Watchtower v. Stratton

[43]Contra Costa County Weed Abatement (ConFire)

[44]CA Government Code 39560-39588

[45]CA Civil Code 714.1

[46]CA Penal Code 374.3

[47]CA HSC 115922

[48]CA Vehicle Code 22651

[49]AB 2188 / CA Gov. Code 65850.5

[50]SolarAPP+ Platform

[51]CA HSC 1597.45

[52]CA Community Care Licensing

[53]CA Food & Ag Code §31683

[54]CA Vehicle Code 22660

[55]CCC Code Enforcement

[56]CA Public Resources Code 4291

[57]CAL FIRE Defensible Space

[58]CA HSC 13113.7

[59]CA State Fire Marshal

[60]Carbon Monoxide Poisoning Prevention Act

[61]CA SB 972 (Safe Sidewalk Vending Act amendments)

[62]CA HSC 13260

[63]California Residential Code R302

[64]CA Civil Code 5900 (IDR)

[65]Contra Costa Superior Court

[66]CA Food & Ag Code §29040 — Apiary Registration

[67]CA Energy Code Title 24 Part 6

[68]Contra Costa Sign Ordinance Ch. 88-6

[69]Contra Costa Tree Protection Ord. Ch. 816-6

[70]Contra Costa DCD

[71]CA Code of Regulations Title 14 §671

[72]CDFW Restricted Species

[73]EBMUD Water Conservation

[74]Contra Costa Water District

[75]East Bay Regional Park District

[76]CA PRC 5008.3

[77]Contra Costa County Building Division

[78]California Building Code

[79]Republic Services CCC

[80]CalRecycle SB 1383

[81]CCC DCD Planning

[82]CA Health & Safety Code §115920

[83]California Department of Fish and Wildlife

[84]CA AB 1482 / Civil Code 1946.2 & 1947.12

[85]https://library.municode.com/ca/contra_costa_county/codes/ordinance_code?nodeId=TIT8ZO_DIV88SPLAUS_CH88-32SHRMRE

[86]https://www.contracosta.ca.gov/DocumentCenter/View/67683/Ordinance-No-2020-12-Short-Term-Rentals-PDF

[87]https://www.contracosta.ca.gov/10609/Summary-of-the-Short-term-Rental-Ordinan

[88]https://leginfo.legislature.ca.gov/faces/codes_displaySection.xhtml?sectionNum=415&lawCode=PEN

[89]https://library.municode.com/ca/contra_costa_county/codes/ordinance_code?nodeId=TIT8ZO_DIV84LAUSDI_CH84-4R6SIREDI

[90]https://library.municode.com/ca/contra_costa_county/codes/ordinance_code?nodeId=TIT8ZO_DIV82GERE_CH82-12SE

[91]https://library.municode.com/ca/contra_costa_county/codes/ordinance_code?nodeId=TIT8ZO_DIV82GERE_CH82-24ACDWUN

[92]https://www.contracosta.ca.gov/4748/Building-Code-and-Ordinances

[93]https://leginfo.legislature.ca.gov/faces/codes_displaySection.xhtml?sectionNum=65852.2&lawCode=GOV

[94]https://www.contracosta.ca.gov/DocumentCenter/View/68142/Short-Term-Rental-Application-Fillable-PDF

[95]https://leginfo.legislature.ca.gov/faces/codes_displaySection.xhtml?sectionNum=1758.9&lawCode=INS

[96]CARB Small Off-Road Engines (AB 1346)

[97]National Do Not Call Registry

[98]CA Penal Code 602.1