(A) Where required. These requirements shall apply to accessory dwelling units in the AG, R-3, R-10, R-15, OI, CB and GC Districts.
(B) General provisions. The following requirements shall apply to all accessory dwelling units, whether attached or detached.
(1) Design standards.
(a) No more than one accessory dwelling unit is permitted on the same zone lot with a principal dwelling unit.
(b) The accessory dwelling unit and principal dwelling unit shall have the same address and use the same mailbox.
(c) Accessory dwelling units are only allowed on lots containing a detached single-family dwelling.
(d) Accessory dwelling units shall not be subdivided or otherwise segregated in ownership from that of the primary residence.
(e) The accessory dwelling unit shall have a maximum of two bedrooms.
(f) The accessory dwelling unit shall be designed to maintain the architectural design, style, appearance and character of the principal residence. The accessory dwelling unit shall incorporate design elements of the principal residence by using similar and compatible materials, facade treatment, colors, window style/treatment and roof design and pitch.
(2) Dimensional requirements.
(a) The principal residence must be located on a lot that meets the minimum area requirements of the zoning district.
(b) Accessory dwelling units shall be located at least 20 feet from any other structure on the lot.
(c) Accessory dwelling units may not encroach into any required setback area.
(3) Utilities and access.
(a) Accessory dwelling units shall be served by the same utilities, such as public water and sewer service as the principal dwelling on the lot.
(b) Accessory dwelling units shall be served by the same driveway access as the principal dwelling.
(4) Other standards. Accessory dwelling units shall not exceed 50% of the gross floor area of the principal dwelling. In no case shall an attached accessory dwelling unit exceed 600 square feet of gross floor area, nor shall a detached accessory dwelling unit exceed 1,000 square feet of gross floor area.
(Ord. passed 3-5-2018)