Chapter 18.50

Concord Zoning Code · 2026-06 edition · ingested 2026-07-06 · Concord

BUSINESS PARK AND INDUSTRIAL DISTRICTS (OBP, IBP, IMX, AND HI)

Sections:

18.50.010 Purpose.

18.50.020 Table 18.50.020 – Business park and industrial districts – Allowed uses and permit requirements.

18.50.030 Table 18.50.030 – Business park and industrial districts – Development standards.

18.50.010 Purpose.

This chapter lists the uses that may be permitted within the business park and industrial zoning districts, the type of permit or approval required for each use, and basic development standards for the site and building. The purpose of each district is as follows:

A. OBP – Office Business Park. The OBP district is applied to areas of the city appropriate for campus-like office complexes and business parks at an intensity of 0.8 FAR. This district allows ancillary restaurant, retail, and service activities that serve employees and provide business-support services. Commercial recreation and similar uses that require large warehouse-style buildings may be allowed. The OBP district does not allow uses that require outdoor facilities, storage, or activities. The OBP district is found in North Concord including North Point, Concord north industrial, and Willow Pass Business Parks, along Arnold Industrial Way and Bates Avenue bounded by Port Chicago Highway and Solano Way; Stanwell Business Park; and the northern portion of the Detroit Avenue/Shary Circle Business Park. The OPB district is consistent with and implements the business park (BP) land use designation of the general plan.

B. IBP – Industrial Business Park. The IBP district is applied to areas of the city appropriate for a mix of light industrial uses, warehouse and flex spaces, research and development, wholesale, and offices with limited customer access at an intensity of 0.8 FAR. The IBP district allows uses that require outdoor storage or activities when the outdoor facilities are not visible from a public street and are screened by a building or solid eight-foot wall. Commercial recreation and similar uses that require large warehouse-style buildings may be allowed. The IBP district is found in North Concord on Forni Drive, Bates Avenue, west of Port Chicago Highway and north of Bates Avenue, Industrial Way, Folsom Lane, Nelson Avenue; and the North Hillcrest area south of State Route 4, on Arnold Industrial Place and Solano Way; Franquette Avenue; and the northern portion of Detroit Avenue/Shary Circle Business Park. The IBP district is consistent with and implements the business park (BP) land use designation of the general plan.

st of Port Chicago Highway and north of Bates Avenue, Industrial Way, Folsom Lane, Nelson Avenue; and the North Hillcrest area south of State Route 4, on Arnold Industrial Place and Solano Way; Franquette Avenue; and the northern portion of Detroit Avenue/Shary Circle Business Park. The IBP district is consistent with and implements the business park (BP) land use designation of the general plan.

C. IMX – Industrial Mixed-Use. The IMX district is applied to areas of the city appropriate for a mix of light industrial, offices, and live/work facilities at an intensity of 1.0 FAR. Light industrial uses include warehouse, research and development, and artists’ studios. The IMX district allows ancillary restaurant, retail, and service activities that serve employees and provide business-support services. The IMX district allows ancillary restaurant, retail, and service activities that serve employees and provide business-support services. Uses that require outdoor facilities, storage, or activities may only be allowed if a use permit (UP) is reviewed and approved pursuant to Chapter 18.435 CDC (Minor Use Permits and Use Permits). The IMX district is found in the North Hillcrest area south of State Route 4, properties on Arnold Industrial Place, and the southern portion of the Detroit Avenue/Shary Circle Business Park. The IMX district is consistent with and implements the industrial mixed-use (IMU) land use designation of the general plan.

D. HI – Heavy Industrial. The HI district is applied to areas of the city appropriate for a mix of manufacturing, refining, processing, assembly, outdoor storage uses, trucking terminals, railroad and freight stations, and similar activities that may impact adjacent properties due to noise, vibration, or other characteristics. The HI district also provides for warehousing, distribution, and port-related uses. Building intensity may be up to 0.6 FAR. The HI district is found in the North Concord unincorporated area bounded by State Route 4, Mallard Reservoir, and the Walnut Creek Channel. The HI district is consistent with and implements the heavy industrial land use designation of the general plan. [Ord. 17-425.1 § 1 (Exh. A); Ord. 15-5 § 1; Ord. 12-4. DC 2012 § 122176].

18.50.020 Table 18.50.020 – Business park and industrial districts – Allowed uses and permit requirements.

A. Applicability. Table 18.50.020 identifies the uses allowed by the development code in each business park and industrial district and the type of permit required to establish each use. See CDC 18.25.030(B) or Division VII of this title (Permits and Permit Procedures). Additional requirements may apply pursuant to Division IV (Development Standards) and Division V (Standards for Specific Uses) of this title.

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Table 18.50.020 – Business Park and Industrial Districts(7) ZC = Permitted Use,
Zoning Clearance
Allowed Uses and Permit Requirements
Required
AP = Administrative
Permit Required
MP = Minor Use Permit
Required
UP = Use Permit
Required
6409 = Section 6409
Application
– = Use Not Allowed
Permit Required by District
Additional
Land Use Classifications
Requirements
OBP IBP IMX(7) HI
Business Park and Industrial Uses
Auto Wrecking, – – – UP
Dismantling Yards
Contractors, Special Trade
Cabinet Shop ZC(3) ZC ZC(3) ZC
Contractor Office, within a ZC ZC ZC ZC
Building
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Contractor Yard, with
Outdoor Storage
ZC ZC
Fleet-Based Service ZC AP(2) ZC
Freight and Truck Terminal UP
Heavy Vehicle and Large Equipment, Sales/Rental, Service, and Repair
Commercial Vehicle and
Equipment
AP ZC
Recreational Vehicle AP ZC
Laboratory, Research, and
Development
ZC(3) ZC ZC(3) ZC
Manufacturing,
Processing
Artisan/Custom Product ZC(3) ZC(2) ZC(2) ZC(2)
Industry, Heavy UP
Within a
Building
ZC(3) ZC ZC ZC
With
Outdoor Storage or
Activities
ZC(2) MP
Warehouse Show Room
with Assembly and Sales
ZC ZC ZC ZC
Media Production Facility ZC ZC ZC

Storage

Storage Storage Storage Storage Storage Storage
Hazardous Materials UP
Self-Storage Facility, Mini-
Storage
UP UP UP UP
Vehicle AP
Towing Services AP
Warehouse with No
Outdoor Storage
ZC(3) ZC ZC(3) ZC
Warehouse, with
Outdoor
Storage
AP AP
Wholesaling and
Distribution
ZC ZC(2, 6) ZC(2, 6) ZC(2)
Ofce, Commercial, and Retail
Uses
Adult Day Care Center UP UP
Adult-Oriented Business UP UP Chapter
18.210 CDC,
Adult-Oriented
Businesses
Animal Services
Boarding, Kennel AP AP AP
--- --- --- --- --- ---
Ofce, Commercial, and Retail
Uses
Adult Day Care Center UP UP
Adult-Oriented Business UP UP
Animal Services
Boarding, Kennel AP AP AP
Dog Day Care, Training AP AP AP
--- --- --- --- --- ---
Grooming AP AP AP
Hospital, Veterinary Clinic AP AP AP
Antique, Collectible Store
Automobile Sales and Rental/Leasing
Auction ZC
Brokers, Ofce Only ZC ZC ZC
Brokers, Ofce with Vehicle
Display
AP ZC AP
Dealership, New UP UP
Dealership, Used
Dealership, Motorcycle UP
Rental
Automobile Services and Repair
Car Wash, Attended CDC
18.200.090,Gas
stations and car washes
Car Wash, Unattended CDC
18.200.090,Gas
stations and car washes
Gas
Station
--- --- --- --- --- ---
Auto Maintenance Services
Major Repair/Body Work
Minor Repair
Banks and Financial Services
Bank, Credit Union ZC ZC ZC
Bank with Drive-Through UP
Service
Gas
Station
CDC
18.200.090,Gas
stations and car washes
--- --- --- --- --- ---
Auto Maintenance Services
Major Repair/Body Work
Minor Repair
Banks and Financial Services
Bank, Credit Union ZC ZC ZC
Bank with Drive-Through
Service
UP CDC
18.200.060,Drive-
through facilities
Check Cashing Business UP
Building Materials Sales and Services
No
Outdoor Storage
ZC ZC ZC
With
Outdoor Storage
ZC(2) CDC
18.200.160,
Outdoor sales and
displays
Business Support Services ZC ZC ZC
Catering Services ZC ZC ZC
Eating and Drinking Establishments
Bar,Night Club, Lounge CDC
18.200.080,
Entertainment
uses
--- --- --- --- --- ---
Food
Vendor Group
Site
AP AP AP CDC
18.200.210,Food
vendor group
sites
Micro-Brewery/Distillery MP MP MP CDC
18.200.040,
Alcoholic beverage sales
Micro-Brewery/Distillery,
Large(6)
UP UP UP CDC
18.200.040,
Alcoholic beverage sales
Restaurant, Full Service AP(1) AP(1) AP(1)
Restaurant, Limited Service ZC(1) ZC(1) ZC(1)
Restaurant, with Drive-
Through
CDC
18.200.060,Drive-
through facilities
Restaurant, with Live
Entertainment
CDC
18.200.080,
Entertainment
uses
Tasting Room AP AP AP CDC
18.200.040,
Alcoholic beverage sales
Fitness Facility, Health
Club
AP AP AP
Food, Beverage Sales
Convenience Store, No
Alcohol Sales
ZC(1) ZC(1) ZC(1)
Convenience Store, with
Alcohol Sales
CDC
18.200.040,
Alcoholic beverage sales
Grocery Store ZC(1) ZC(1)
--- --- --- --- --- ---
Liquor Store CDC
18.200.040,
Alcoholic beverage sales
Hotel, Motel
Maintenance Services
Ofce with No Outdoor
Storage/Activities
ZC ZC ZC ZC
Ofce with Outdoor
Storage/Activities
AP ZC
Nursery, Preschool,
Childcare
AP AP MP(5) CDC
18.200.050,Child
day care facilities
Ofces
Administrative, Information
Processing
ZC ZC ZC
Professional ZC ZC(6) ZC
Personal Services
General AP(1) AP(1) AP(1)
Improvement, Instructional AP AP AP
Restricted
Repair Service, Appliance
and Small Equipment
ZC(3) ZC(2) ZC(3) ZC
--- --- --- --- --- ---
Retail Sales
Big Box UP UP
General ZC(1) ZC(1)
Nursery, Garden Center ZC CDC
18.200.160,
Outdoor sales and
displays
Restricted
With Drive-Through CDC
18.200.060,Drive-
through facilities
Secondhand Sales
Residential Uses
Bed and Breakfast Inn
Dwelling,
Dwelling Unit,
Housing Unit
Single-Family, Detached
Single-Family, Detached –
Small
Lot Subdivision
Single-Family, Attached Chapter
18.152 CDC,
Objective Design
Standards
--- --- --- --- --- ---
Duplex Chapter
18.152 CDC,
Objective Design
Standards
Multifamily Chapter
18.152 CDC,
Objective Design
Standards
Family Day Care Home ZC(5)
Group Housing ZC ZC
Home-Based Business ZC(5),
AP(5)
CDC
18.200.100,
Home-
based businesses
Live/Work Unit MP CDC
18.200.110,
Live/work or work/live
units
Mixed-Use Projects UP Chapter
18.152 CDC,
Objective Design
Standards
CDC
18.200.140,
Mixed-
use projects
Mobile Home Park
Residential Care Facility,
Small
Residential Care Facility,
Large
Residential Facility for
Seniors, Assisted Living
--- --- --- --- --- ---
Supportive Housing California Government
Code Section
65650 et
seq.
Transitional Housing,
Multifamily
Transitional Housing,
Single-Family
Work/Live Unit MP CDC
18.200.110,
Live/work or work/live
units
Public/Quasi-Public and Recreational
Uses
Airport
Ambulance Service AP ZC ZC
Storage Storage Storage Storage Storage Storage
Cannabis Uses
Commercial Cultivation
Distribution (Type 11) AP AP Only allowed in the
commercial
cannabis
overlay
district (see
Chapter
18.110 CDC)
and if a
city cannabis
distributor (Type 11)
license has been
approved by the chief of
police, pursuant to
Chapter
5.80
CMC.
--- --- --- --- --- ---
Distribution Transport Only
(Type 13)
AP AP Only allowed in the
commercial
cannabis
overlay
district (see
Chapter
18.110 CDC)
and if a
city cannabis
distributor transport only
(Type 13) license has
been approved by the
chief of police in
conjunction with a
primary license, pursuant
to Chapter
5.80
CMC.
Indoor Personal
Cannabis
Cultivation
ZC ZC ZC ZC Up to six plants per
residence, pursuant to
state law
Industrial Hemp Cultivation
Manufacturing AP AP Only allowed in the
commercial
cannabis
overlay
district (see
Chapter
18.110 CDC)
and if a
city cannabis
manufacturer license has
been approved by the
chief of police, pursuant
to Chapter
5.80
CMC.
Microbusiness AP AP Only allowed in the
commercial
cannabis
overlay
district (see
Chapter
18.110 CDC)
and if a
city cannabis
microbusiness license
has been approved by
the chief of police or
city,
pursuant to Chapter
5.80
CMC.
--- --- --- --- --- ---
Non-Storefront Retail AP AP Only allowed if a
city
cannabis non-storefront
retailer license has been
approved by the
city,
pursuant to Chapter
5.80
CMC.
Storefront retail
Testing Laboratory AP AP Only allowed in the
commercial
cannabis
overlay
district (see
Chapter
18.110 CDC)
and if a
city cannabis
testing laboratory license
has been approved by
the chief of police,
pursuant to Chapter
5.80
CMC.
Cemetery, Columbarium,
Mausoleum
Conference, Convention
Facility
UP UP
Cultural Institution
Emergency and Homeless
Shelter
ZC,
UP(8)
ZC,
UP(8)
ZC,
UP(8)
CDC
18.200.070,
Emergency shelter and
homeless shelters
--- --- --- --- --- ---
Low Barrier Navigation
Center
ZC,
UP(9)
California Government
Code Section
65660 et
seq.
Farmers’ Market
Funeral Parlor, Mortuary
Government Ofce ZC ZC ZC ZC
Heliport UP
Library ZC ZC ZC
Medical
Hospital, Medical Center
Medical Services Facility AP AP
Nursing Facility/Extended
Care
Urgent Care Facility MP(1) MP(1)
Meeting Facility,
Public/Private
UP UP
Military
Parking Facility AP AP AP
--- --- --- --- --- ---
Public Maintenance and
Service Facility
AP(4) ZC(4)
Recreational Facilities
Bingo Hall UP UP
Commercial Recreation,
Indoor
AP AP AP
Golf Course, Country Club CDC
18.200.130,
Mechanical and
electronic games
Park and Recreation
Facility
ZC ZC ZC
Residential Recreation
Facility
UP
Sports and Entertainment,
Assembly
UP CDC
18.200.080,
Entertainment
uses
Sports and Recreation
Facility
UP UP UP CDC
18.200.130,
Mechanical and
electronic games
Recycling Facilities
Small
Collection Facility
AP AP AP AP CDC
18.200.170,
Recycling facilities
Large
Collection Facility
UP UP CDC
18.200.170,
Recycling facilities
--- --- --- --- --- ---
Processing Facility UP UP CDC
18.200.170,
Recycling facilities
Religious Facility
Schools
Elementary, Middle,
Secondary
College, University AP AP
Trade
Schools,Vocational
Training
AP AP AP
Social Services Facility MP
Theater, Auditorium UP UP UP CDC
18.200.130,
Mechanical and
electronic games
Utility Facility, Transmission
Towers
ZC ZC ZC ZC
Wireless Communications
Facility
AP, MP
or 6409
AP, MP
or 6409
AP, MP
or 6409
AP, MP
or 6409
Chapters
18.205 and
18.207 CDC
Open Space and Agricultural
Uses
Companion Animal,
Horses, Fowl
--- --- --- --- --- ---
Community Gardens MP MP AP –-
Crop Production, Orchard,
Vineyard
ZC ZC ZC ZC
Livestock,Grazing
Mining and Quarrying UP

(1) Allowed to occupy up to 20 percent of: gross area of shopping center, multi-tenant building, or 20 percent street frontage of one building.

(2) Outdoor sales, activities, or storage allowed in side or rear yards when enclosed by an eight-foot-tall masonry wall and materials do not exceed wall height.

(3) No outdoor facilities, storage, or activities are allowed.

(4) Allowed if occupying less than 80,000 square feet of gross foor area.

(5) Allowed with residential use only.

(6) A facility which exceeds 3,000 square feet.

(7) Notwithstanding anything in this table to the contrary (including ZC, AP, or MP notations), outdoor facilities, storage, or activities may only be allowed in the IMX district if a use permit (UP) is reviewed and approved pursuant to Chapter 18.435 CDC (Minor Use Permits and Use Permits).

(8) Use permit required for any facility that does not meet the requirements set forth in CDC 18.200.070, Emergency shelter and homeless shelters.

(9) Use permit required for any facility that does not meet the requirements set forth in the referenced article of the California Government Code.

[Ord. 24-7 § 7 (Exh. F); Ord. 24-6 § 8 (Exh. F); Ord. 24-5 § 7 (Exh. F); Ord. 21-2 § 5 (Exh. G); Ord. 20-4 (Exh. B); Ord. 19-5 § 1 (Exh. F); Ord. 18-3 § 7 (Exh. A); Ord. 17-13 § 3 (Exh. A); Ord. 17-11 § 3 (Exh. 5); Ord. 17-5 § 2 (Exh. I); Ord. 17-2 § 2 (Exh. H); Ord. 15-5 § 1; amended during 2014 recodification; Ord. 14-6 § 7; Ord. 13-5; Ord. 12-5; Ord. 12-4. DC 2012 § 122-177].

18.50.030 Table 18.50.030 – Business park and industrial districts – Development standards.

Subdivisions, new uses and structures, and alterations to existing uses and structures shall be designed, constructed, and established in compliance with the requirements specified in Table 18.50.030. Additional requirements may apply pursuant to Division IV (Development Standards) and Division V (Standards for Specific Uses) of this title.

Table 18.50.030

Business Park and Industrial Districts

Development Standards(1) Development Standards(1) Development Standards(1)
Standards OBP IBP IMX HI Additional Standards
Floor Area Ratio (FAR)
maximum
0.80 0.80 1.00 0.60
Lot Area (square feet)
minimum
40,000 20,000 10,000 40,000
Lot Width (feet) minimum
Interior
Lot
100 100 100 100
Corner Lot 100 100 110 100
Lot Depth (feet) minimum 100 100 100 100
Building Height (feet)
maximum
50 35 50 50
Setbacks (feet) minimum(3)
Front 20 20 20 30
Interior Side 10 10 10 10 CDC
18.150.180,
Transitional
requirements
Standards OBP IBP IMX HI Additional Standards
--- --- --- --- --- ---
Corner Side 20 20 20 20
Rear 10 10 10 10 CDC
18.150.180,
Transitional
requirements
R District Boundary (feet)
maximum
40 40 20 50
C
District Boundary (feet)
minimum
15 15 15 15

(1) Additional requirements may apply pursuant to Division IV (Development Standards) and Division V (Standards for Specific Uses) of this title.

(2) Unless otherwise approved through a planned unit development (PUD).

(3) Measured from property line or back of sidewalk (whichever is less) to the face of building or structure.

[Ord. 13-5; Ord. 12-4. DC 2012 § 122-178].

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The Concord Municipal Code is current through Ordinance 26-1, passed February 10, 2026.

Disclaimer: The city clerk’s office has

the official version of the Concord

18.500 Public Hearings

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Division VIII. Administration