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Title 8 — ZONING›Division 84 — LAND USE DISTRICTS›Chapter 84-80 — A-20 EXCLUSIVE AGRICULTURAL DISTRICT

Article 84-80.4 — Uses

Contra Costa County Municipal Code · 2026-09 edition · updated 2026-10-02 · Contra Costa County

84-80.402 - Uses—Allowed.

The following uses are allowed in an A-20 district:

(1)

All types of agriculture, including general farming, wholesale horticulture and floriculture, dairying, livestock production and breeding, poultry and grain-fed rodent raising, aviaries, apiaries, forestry, and similar agricultural uses.

(2)

Other agricultural uses, including the erection and maintenance of sheds, warehouses, granaries, dehydration plants, hullers, fruit and vegetable packing plants, and buildings for the storage of agricultural products and equipment.

(3)

A grower stand or farm stand.

(4)

A detached single-family dwelling on each legally established lot and the accessory structures and uses normally auxiliary to it.

(5)

Accessory dwelling units and junior accessory dwelling units in compliance with the provisions of Chapter 82-24.

(6)

A farmworker dwelling.

(7)

Farmworker housing complex.

(Ord. No. 2020-01, § XII, 1-21-20; Ord. No. 2017-14, § XV, 9-19-17; Ords. 2007-23 § 7, 2006-19 § 10, 79- 108).

Exceptions & meaning →

84-80.404 - Uses with land use permit.

The following uses may be allowed in an A-20 district on the issuance of a land use permit:

(1)

Merchandising of agricultural supplies and services incidental to agricultural use.

(2)

Commercial kitchens or other facilities for creating value-added farm products.

(3)

Canneries.

(4)

Cold storage plants.

(5)

Rendering plants and fertilizer plants or yards.

(6)

Livestock auction or sales yards.

(7)

Wholesale nurseries and greenhouses.

(8)

Mushroom houses.

(9)

Processing of milk not produced on premises.

(10)

Dude ranches, riding academies, stables, dog kennels.

(11)

Hospitals, eleemosynary and philanthropic institutions, convalescent homes, and animal hospitals.

(12)

Churches, religious institutions, parochial and private schools.

(13)

Community buildings, clubs, activities of a quasi-public, social, fraternal or recreational character.

(14)

Medical and/or dental offices and clinics.

(15)

Boat storage area within one mile by public road of a public boat launching facility.

(16)

Oil and gas drilling and production including the installation and use of only such equipment necessary and convenient for drilling and extracting operations.

(17)

Commercial radio and television receiving and transmitting facilities other than broadcasting studios and business offices.

(18)

One additional single-family dwelling.

(19)

Wind energy conversion systems, except when used only as an accessory to an allowable residential or agricultural use.

(20)

A farm market.

(21)

Farmworker housing center.

(22)

Commercial cannabis activities that meet the requirements of Chapter 88-28.

(23)

A child care center, as the term is defined in California Code of Regulations, title 22, section 101152(c)(7), that has obtained all required state and local agency approvals and licenses.

(Ord. No. 2024-06, § 6, 3-5-24; Ord. No. 2022-37, § IX, 12-6-22; Ord. No. 2018-18, § 5, 6-26-18; Ord. No. 2017-14, § XVI, 9-19-17; Ord. No. 2013-12, § IX, 4-16-13Ords. 2007-23 § 8, 2006-19 § 11, 86-61 § 4, 84- 24 § 4, 79-108).

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