R (Residential) Zoning Districts are established to achieve the following purposes:

1. To provide an area for families living at a variety of low to medium densities.
2. To provide an area where single-household dwellings, rehabilitated mobile homes, and manufactured homes can co-exist.
   

The R (Residential) Zoning District shall be further divided into the following density districts, which are so designated on the Official Zoning District Map, and subject to the regulations herein:

1. R-36
2. R-18
3. R-9

Existing TR (Transitional-Residential) Districts shall be subject to the requirements of a similar Residential Zoning District.

The following uses shall be permitted in all R Zoning Districts, provided that they conform to the applicable site development standards for such uses set forth below and meet any other requirements for such uses found in these Zoning Regulations, such as off-site road and drainage improvements.

1. Churches or places of religious worship.
2. Civic, Social, Fraternal, or Business Associations approved as part of a subdivision review process for subdivision residents and guests only.
3. Community Gardens.
4. Emergency Vehicle Stations not otherwise exempted by Article 2.57.
5. Mobile Home, Manufactured Home, or Recreational Vehicle Parks, subject to the maximum densities in Section 2.18.040(1). The standards set forth in Article 2.51 shall apply.
6. Recreational Facilities, Indoor and/or Outdoor, approved as part of a subdivision review process for subdivision residents and guests only.
7. Residential Care Homes.
8. Single- and Multiple-Household Dwellings.
9. Unlighted Riding Stables, Commercial, on a minimum site of 10 acres, approved as part of a subdivision review process for subdivision residents and guests only.
10. Utility Installations not otherwise exempted by Article 2.57, other than Electric Generation Plants, Regional Sewage Treatment Plants, Solid Waste Landfills, or Incinerators.

All uses permitted in R Zoning Districts shall conform to the following minimum site development standards in addition to the provisions of Article 2.51:

1. Minimum Site Area and Maximum Density.
   
   

   DISTRICT	MINIMUM SITE AREA	MAXIMUM DENSITY
   R-36	36,000-square feet	One dwelling per 36,000-square feet
   R-18	18,000-square feet	One dwelling per 18,000-square feet
   R-9	9,000-square feet	One dwelling per 9,000-square feet

2. Maximum Height.
   
   

   Principal structure	30 feet above grade
   Accessory structure	20 feet above grade
   Wall or fence	8 feet above grade

3. Setbacks, Principal and Accessory Structures/Uses. The minimum setback shall be measured from the closest point on the property line or the edge of the road travel way to the structure/use, whichever is closer. The minimum required setbacks for permitted uses are:

   DISTRICT	SETBACK*
   R-36	20-feet
   R-18	20-feet
   R-9	10-feet

   * The minimum required setbacks for accessory structures no larger than 200-square feet are half that of the Zoning District in which it is located.
4. Maximum Site Coverage. 65-percent.
5. Distance Between Structures. Except as otherwise provided in these Zoning Regulations, the minimum distance between principal structures shall be 15 feet, 10 feet for multiple-household structures. Nothing herein shall prevent the permanent attachment of structures.
6. Screening. In Category A, B, and C Growth Areas, whenever a non-residential use abuts a residential Zoning District or is separated therefrom by an alley, the developed area of the non-residential site shall be screened with a 6-foot-high solid screen (see Article 2.03 for definition). Non-residential outdoor storage shall be screened regardless of abutting Zoning District. The County Zoning Inspector may defer the screening if the abutting residentially zoned property is not yet developed with a residential use. In Category D (Rural) Areas, whenever a non-residential use abuts an area designated as Rural Residential (RR), the developed area of the non-residential site shall be screened with a 6-foot-high solid screen; otherwise, screening is not required.
7. Alternative Conservation Subdivision Option. Pursuant to the Cochise County Subdivision Regulations, the Residential Conservation Subdivision option, providing a wider latitude of design, more economical use of land, and density bonuses, is available for the development of residential subdivisions.

Accessory uses are permitted in R Zoning Districts provided they are customarily incidental to an established permitted principal use, except accessory structures, which may exceed the size of the principal structure on parcels that are four acres or larger, unless otherwise stated, provided that all other site development standards are met. For residential uses, the following additional accessory uses and buildings shall be permitted:

1. Recreational Vehicles (RVs) are allowed as follows:
   1. No permit is required for the storage of no more than two RVs on a parcel.
   2. Temporary occupancy of one RV in conjunction with permitted principal use for up to six months in a calendar year with a required Temporary Use Permit; stays of 15 consecutive days or less do not require a permit.
   3. Temporary occupancy of RVs in conjunction with the construction of a residential or non-residential permitted principal use. Such occupancy shall be limited to the length of the building permit with a required Temporary Use Permit, subject to procedures in Article 2.48.
   4. Recreational vehicles accessory to a principal permitted use may not be rented out.
2. Rooms in the principal dwelling for roomers, not exceeding two such persons per dwelling unit (no permit is required).
3. Accessory Dwelling Unit(s), subject to the definition in Article 2.03 and procedures in Article 2.48.
4. Family Cemetery on a minimum parcel of one acre, subject to procedures in Article 2.51 (informational permit is required).
5. Home Occupations.
6. Wind Energy Systems, subject to site development standards in Article 2.51.
7. Solar Energy Systems, subject to site development standards in Article 2.51.

The following uses will be allowed without the establishment of permitted principal use on parcels four-acres or larger:

1. Well houses, in a fixed location. Required minimum setbacks shall be 50 feet from the property lines; no permit is required if 200-square feet or less. A permit is required for electrical and/or if located in a floodplain.
2. One outbuilding, in a fixed location, corrals, and pens.
3. Solid fences or walls seven feet in height or less. Setbacks do not apply; no permit is required, except if greater than three feet in height on a corner lot (informational permit required).
   

The following land uses require a Special Use Authorization from the Planning Commission in the R Zoning Districts, subject to the procedures and review criteria set forth in Article 2.48. If granted, each land use will also require a Non-Residential Use permit.

1. Agritourism, subject to the requirements of Article 2.48.220
2. Animal Husbandry Services.
3. Cemeteries.
4. Civic, Social, Fraternal, and/or Business Associations.
5. Commercial Plant Nurseries.
6. Communication Towers, subject to site development standards in Article 2.51.
7. Contract Construction Services in R-36 only.
8. Cultural, Historic, and/or Nature Exhibits.
9. Day Care Facilities or Establishments.
10. Educational Services.
11. Farmers Markets
12. Golf Courses subject to the site development standards in Article 2.51.
13. Grocery Stores.
14. Group Quarters.
15. Health Clinics.
16. Manufacturing, Wholesaling, Warehousing, Distribution, and/or Storage of Agriculture-Related Products in R-36 only.
17. Mini-Warehouses.
18. Personal and Professional Services.
19. Recreational Facilities, Indoor and/or Outdoor.
20. Repair Services, Light, not to exceed 2,500 square feet of floor area.
21. Residential Care Institutions.
22. Veterinary Clinics and/or Animal Hospitals.
23. Welfare and/or Charitable Services.