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Accessory Structures or Uses

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For more information, please visit Section 2103 of the Zoning Ordinance.

The following are requirements for an accessory structure or use:

1. Where the accessory building is structurally attached to a main building, it shall be subject to, and must conform to, all regulations of this ordinance, applicable to main buildings.

2. A building or structure accessory to a residential building shall not be erected in any yard except a rear yard unless otherwise provided for herein.

3. An accessory building shall not occupy not more than 25 percent of a required rear yard, plus 40 percent of any non-required rear yard provided that in no instance shall the accessory building exceed the ground floor area of the main building.

4. No detached accessory building shall be located closer than ten feet to any main building nor shall it be located closer than five feet to any side or rear lot line (except driveways). A structure built of noncombustible product may be located closer than ten feet to the main building at the discretion of the building official.
In those instances where the rear lot line is coterminous with an alley right-of-way, the accessory building shall not be closer than one foot to such rear lot line. In no instance shall an accessory building be located within a dedicated easement right-of-way.

5. Detached accessory building in all one-family residential, multiple-family residential, office, B-1 and P-1 districts shall not exceed one story or 14 feet in height unless otherwise provided for herein.

6. When an accessory building is located on a corner lot, the side lot line of which is substantially a continuation of the front lot line of the lot to its rear, said building shall not project beyond the front yard setback required on the lot in rear of such corner lot. In no instance shall an accessory building be located nearer than ten feet to a street right-of-way line.

A permit for an accessory structure requires a Building Permit Application found on the Building Permits, Applications, & Forms page or a Zoning Permit Application found on the Planning & Zoning Permits, Applications & Forms page.


Charter Township of Ypsilanti  •  7200 S. Huron River Dr. Ypsilanti, Mi 48197  •  (734) 544 - 4000

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