SUPPLEMENTAL REGULATIONS
Mesa City Code § 11-4-4
in effect11-4-4: - SUPPLEMENTAL REGULATIONS
A. Fences and Freestanding Walls.
1. "Corral fences" for the keeping of livestock are permitted consistent with the standards provided in Section 11-30-4(A)(2), Corral Fences.
2. In addition, all fences, freestanding walls, and corral fences shall meet the standards of Section 11-30-4, Fences and Freestanding Walls and Section 11-30-14, Visibility of Intersections.
B. Animal Keeping. Animal-keeping is subject to the following standards in the AG District:
1. Aviaries and Apiaries.
a. Buildings or hives for apiaries may not be closer than 75 feet to any neighboring residence.
b. Pens and structures for aviaries may not be closer than 40 feet to any neighboring residence.
2. Poultry, Bird, and Egg Farms. Poultry, bird, and egg farms are subject to the following standards:
a. Pens, buildings, and enclosures other than open pasture may not be located closer than 200 feet to any residential, commercial, or employment district.
3. Livestock. Commercial breeding, raising, training, and grazing of horses, cattle, sheep, goats, ostriches, and other livestock is subject to the following standards:
a. Sites must be at least 10 acres in area.
b. Notwithstanding any other provision of this Ordinance, the number of livestock shall be limited to no more than the maximum number permitted by Title 8, Chapter 6, Article 4(IV) of the Mesa City Code, unless a Special Use Permit is approved by the Zoning Administrator acting as a Hearing Officer, or by the Board of Adjustment.
c. Pens, corrals, and similar structures may not be closer than 40 feet to any neighboring residence.
d. Barns, stables and similar buildings used to house animals, not including shade structures open at minimum on 3 sides, may not be closer than 75 feet to any neighboring residence.
4. With regard to items 1 through 3 of this subsection B, in the event that an animal pen, corral or other structure is located outside of the required separation distance when constructed, and subsequent construction is placed closer than the required separation specified, the item constructed first does not have to move its location unless it is expanded, enlarged, or moved.
C. Plant Nurseries and Garden Centers. Plant Nurseries and Garden Centers oriented principally towards retail trade require approval of a Special Use Permit and are subject to the following standards:
1. With or without a garden center, plant nurseries that cater principally towards retail trade shall be located on sites with direct frontage on a street designated by the Mesa General Plan as an arterial or as a mid-section collector.
2. Total floor area for all buildings, except greenhouses used to raise or display plants, shall not exceed 10,000 square feet.
3. Items displayed outdoors are limited to plants, soils, gravel, soil amendments and fertilizer.
4. Development standards shall comply with requirements of the GC-A district, see Table 11-6-3 B.
D. Building Projections into Required Yards. Building projections of a single residence may extend into required yards, subject to the following standards:
1. No projection may extend into a public utility easement or closer than 2 feet to an interior lot line.
2. Awnings, eaves, overhangs, or basement window wells may encroach up to 3 feet into any required yard.
3. Vestibules, bay windows, nooks, chimneys, or similar wall projections with or without footings may encroach not more than 3 feet into any required front or rear yard and not more than 2 feet into any required side yard, provided the aggregate width of all such projections adjacent to any yard does not exceed 1/3 of the length of the building wall.
4. Staircases may encroach:
a. Up to 3 feet into any required front yard;
b. Up to 10 feet into any required rear yard; and
c. Up to 2 feet into any side.
5. Attached open porches, open patios, open carports or open balconies may encroach up to 10 feet into a required rear yard. Such open structures may include window screens, knee walls, and other partial enclosures as specified in the Building Code for patio covers.
(Ord. No. 5544, § 2, 12-9-19)
Source: City of Mesa, Arizona, Mesa City Code and City Charter (Municode Library, library.municode.com)URL: https://library.municode.com/az/mesa/codes/code_of_ordinances?nodeId=COOR_TIT11ZOOR_ART2BAZO_CH4AGDI_11-4-4SUREFetched: 11/1/2026