Williston City Zoning Code
SECTION 25
B Accessory buildings.
[Ord. No. 889; Ord. No. 1090; amended 10-25-2022 by Ord. No. 1134]
No accessory buildings shall be erected in any required front yard. Accessory buildings may be built in a required rear yard, but such accessory buildings shall not occupy more than 30% of a required rear yard and shall not be nearer than three feet to any side or rear lot line, except when a garage is entered from any alley at right angles, it shall not be nearer than 25 feet to the rear lot line. No accessory building, other than a residential garage with regard to the principal building, shall be erected closer than six feet to any other building. A residential garage located closer than six feet to the principal building shall be regarded as a part of the principal building for the purposes of determining side and rear yards (Figures 3-6 show examples of setbacks for attached and detached residential garages). No accessory building shall be constructed upon a lot until the construction of the main building has been actually commenced, and no accessory building shall be used for dwelling purposes other than by domestic servants employed entirely on the premises. [Ord. No. 1090]
Editor's Note: Figures are included as attachments to this chapter.
1.
No accessory buildings shall be erected in any required front yard.
2.
No accessory building shall be constructed upon a lot until the construction of the main building has been actually commenced, and no accessory building shall be used for dwelling purposes other than by domestic employees employed entirely on the premises.
3.
Structures within slab on grade foundations are limited to 10 feet zero inch side walls and 16 feet zero inch in "height," i.e. at mid span between eave and peak for gable roofs.
4.
Overhead doors facing alleys must be set back 20 feet zero inch from the alley lot.
5.
Walls must be at least three feet zero inch from the side and rear property lines and must comply with setback requirements on corner lots.
6.
Walls must be at least six feet zero inch from walls of other structures.
7.
Eaves must be at least two feet zero inch from side and rear property lines.
8.
Eaves must be at least two feet six inches from any part of another structure.
9.
On lots of less than 24,000 square feet, a maximum of two accessory buildings totaling 1,200 square feet is allowed per residence. On lots over 24,000 square feet, 5% of the lot is allowed for accessory buildings with a maximum of three accessory buildings. Each accessory building's square footage shall not exceed that of the primary structure.
10.
Square feet of attached, or if no attached garage, then primary garages in excess of 720 square feet must be deducted from allowable square feet for detached accessory buildings unless allowed by the Building Official.
11.
Square feet of existing accessory buildings must be deducted from allowable accessory building square feet.
12.
In addition to the maximum allowed accessory building per residence, a residence may also have one storage shed that is 120 square feet or less in size. The property owner may substitute one accessory building for an additional storage shed that is 120 square feet or less in size.
13.
All accessory buildings shall conform to the style or decor of the principal building unless plans for upgrading the principal structure will also occur. No corrugated or sheet metal shall be used for siding the dwelling or the accessory building. No galvalume color shall be used.
14.
Garages built perpendicular to the alley must maintain a minimum setback of 25 feet, regardless of any other ordinance maintained by the City. The driveway from the edge of the alley to the garage shall be constructed of concrete, and shall be as wide or wider than the garage door. Garage must have the required twenty-five-foot concrete driveway between the garage door and the edge of the alley. If a property owner wishes to place a concrete parking pad adjacent to the garage and existing driveway, this pad must extend at least 25 feet in length from the edge of the alley easement line if the garage and driveway were previously built to the minimum twenty foot setback from the rear property line per Ordinance 613, the 1983 City of Williston Zoning Ordinance.
15.
Side loaded garages parallel to the alley: the garage or accessory structure shall not be closer than three feet to the alley easement line.
16.
If there is no garage to the alley, any parking pads accessed from the alley shall be concrete, 25 feet in length from the edge of the alley easement line and 10 feet wide per space/gravel or grassed parking pads are not permitted.
17.
Figures 3 through 6 of this Section show examples of setbacks for attached and detached residential garages.
Editor's Note: Figures are included as attachments to this chapter.
18.
The guideline requirements of this Section do not apply to areas zoned as: A, R-1E, R-1A, C-1, C-2, C-3, M-1, M-2, or M-3, unless specifically outlined in individual sections.