Skip to content

Earlier editions: 2026-09

Title 17 — ZONING›Chapter 17.09 — SPECIAL ZONES

Calexico Municipal Code § 17.09.510 Purpose

Calexico Municipal Code · 2026-10 edition · updated 2026-10-04 · Calexico

Cite as: Calexico Municipal Code § 17.09.510 · Text as of 2026-10-04

17.09.510 - Purpose.

The purposes of the OS open space zone are based upon the general plan objectives and the following general purposes:

A. To provide protection in areas of fire, geologic, seismic or flood hazards through restriction of intensive uses.

B. To promote the retention of open space for recreational use and for the protection of natural resources.

C. To promote the preservation of open spaces, protect natural features, offer views to residents, and maintain open areas where flood, fire, geologic and seismic conditions may endanger public health and safety. (1992 zoning ord. (part))

Exceptions & meaning →

17.09.520 - Permitted and conditional uses—OS zone.

The following uses shall be permitted uses where the symbol "P" appears; and shall be permitted uses subject to a conditional use permit where the symbol "C" appears in the column beneath each zone designation; and shall be prohibited uses where the symbol "X" appears.

Uses OS
1. Single-family dwellings (not to exceed a density of 1 unit per 40 acres) P
2. Caretaker quarters
a. Permanent P
b. Temporary C
3. Temporary uses and home occupations as prescribed in Chapter 17.11 P
4. Accessory structures such as detached garages, carports, cabanas, guest house, barns, storage sheds, corrals
a. Related to onsite single-family dwelling P
b. Not related to onsite dwelling P
5. All types of horticulture P
a. Livestock grazing, breeding (no feed lots) P
b. Onsite sales of products grown on site P
6. Cemeteries (with a minimum lot size of 40 acres totally enclosed by at least a five foot high fence wall and a five foot landscaped setback from the ultimate right of way) C
7. Wildlife preserves and sanctuaries P
8. The keeping of wild, exotic or nondomestic animals other than on a preserve or sanctuary X
9. Keeping of beehives P
10. Public and private recreational facilities including but not limited to parks, picnic areas, playground, hiking, biking, equestrian trails, golf courses, riding schools (equestrian), commercial stables, country club and related uses C
11. Preservation and use of historic landmarks and related uses such as museums, art galleries and food services to accommodate onsite uses C
12. Flood control structures and facilities, public utilities, public corporation yards, substations, water and sewer treatment facilities, and other public facilities P

(1992 zoning ord. (part))

Exceptions & meaning →

17.09.530 - Property development standards—OS zone.

A. General Requirements. Development standards such as site dimensions, height limitations and setbacks shall all be determined on a site-by-site basis. Consideration shall be given to surrounding properties and developments in order to blend and remain consistent with the area. Other factors for determination of standards shall be topography, water/drainage, significant ridgeline, oak tree preservation, significant ecological areas, circulation, use of site, and any environmental factors related to the site.

B. Performance Standards. Development within the open space zone shall adhere to the following:

  1. Minimize alteration to the natural landform.

  2. Protect areas capable of replenishing ground water supplies.

  3. Protect the natural drainage of the area.

  4. Protect waterways from indiscriminate erosion and pollution.

  5. Protect lands having biological significance.

  6. Protect areas with significant native vegetation and habitat value.

  7. Protect natural areas for ecologic, educational, and other scientific study purposes.

  8. The director of planning and/or the planning commission may, through the development review process, require additional improvements to a development in the open space zone if it is needed for the protection of the public health, safety, or general welfare. (1992 zoning ord. (part))

Exceptions & meaning →

Explained in plain English

Calexico guides that cite this page.

Get a plain-English answer with a citation back to this text.

Ask AI about this code
▸Contents — Calexico Municipal Code

GoCodebook provides public access, search, citation, multilingual explanation, and practical interpretation of legally adopted building regulations. It is not a substitute for the official ICC or California code publications.