Contra Costa County Unincorporated, California

Last Reviewed

30th Sep 2025

Date Published

21st Aug 2025

The following data is available for this address

Compliance Review

Use Compliance Review
Dimensional Standards Review

Zoning

Zone Code
Zone Name
Zone type
Zone sub type
Zone guide
Link
City name

Permitted Uses

Prohibited
As of right
See code uses

Building Controls

Assorted
Far control
Lot control
Multi control
Density control
Coverage control
Pervious control
Lot width control
Rear setback control
Side setback control
Front setback control
Building height control

Parking Requirements

Medical
Multiple
Entertainment
Manufacturing
General Retail
Communal Housing
Storage and Warehouses
Agricultural and Hunting
Schools and Universities

Largest Zones in Contra Costa County Unincorporated, CA

The Zoning Map for the City of Contra Costa County Unincorporated in CA divides the city’s real estate into zones differentiated according to land use and building regulations.

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Explore the zoning map of Contra Costa County Unincorporated, CA along with its permitted land uses and development standards

Zoning Map Extract
List of Permitted Land Uses
Zoning Classification Guide
Zoning Classification
Development Controls
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What is the Land Use Allocation in Contra Costa County Unincorporated, CA?

The following table illustrates how land is allocated for various uses within Contra Costa County Unincorporated, CA as defined by city ordinances.

Permitted Use Type	Permitted Use Sub Type	Percentage	Area(sq. m)
Mechanical		84.71%	422587.86
	Utility structures	79.83%	398252.47
	Communication towers	84.71%	422587.86
Agriculture		89.56%	446792.12
	Agricultural and hunting	89.56%	446792.12
Retail		62.95%	314037.82
	Eating and drinking establishments	4.57%	22773.79
	Restricted retail	69.57%	347046.53
	Professional services	3.31%	16515.93
	General retail	84.61%	422073.22
	Personal services	62.95%	314037.82
Community		0.63%	3129.26
	Medical	67.73%	337875.94
	Public, quasi-public, and government	69.03%	344360.57
	Schools and universities	65.67%	327597.14
	Transportation facilities and infrastructure	0.63%	3129.26
Industrial		3.23%	16090.50
	Contractors office	0.15%	764.68
	Hazardous materials handling or processing	2.86%	14251.55
	Equipment rental and repair services (excluding automobiles)	0.09%	451.34
	Mining, excavation and resource extraction	13.77%	68683.25
	Mills, plants, and other processing facilities	63.91%	318834.77
	Storage and warehouses	64.11%	319818.32
	Manufacturing	83.25%	415278.28
	General industrial	3.23%	16090.50
Residential		96.24%	480083.96
	Two family dwelling	3.28%	16373.74
	Dwellings (unspecified)	88.79%	442906.70
	Communal housing	61.98%	309183.31
	Mobile and floating homes	0.10%	499.58
	Accessory dwelling unit	96.14%	479584.38
	Multi family dwelling	3.48%	17363.40
	Single family dwelling	96.24%	480083.96
Other		8.52%	42507.98
	Accessory	55.35%	276128.67
	Temporary uses	3.32%	16582.51
	Multiple	95.56%	476674.35
	Uncategorized	8.52%	42507.98
Lodging		61.04%	304507.67
	Hotel/motel	61.04%	304507.67
Commercial		0.05%	262.38
	Professional office	3.36%	16778.30
	General commercial	0.05%	246.90
	Entertainment	45.68%	227851.39
	Non-retail sales	83.04%	414251.22
	Automobile related uses	3.37%	16791.47
	Research and laboratory facilities	0.05%	262.38