One ADU shall be allowed as a permitted use within UR, RR, SH, R-1, R-1A, R-2, R-4, and Residential PAD zone districts with the following development standards:
A. The gross floor area of an ADU is limited to 75% of the gross floor area of the single-family dwelling or 1,000 sq ft, whichever is less.
B. Setbacks:
1. Shall not be located within a required front or corner side yard setback
2. Side yard setback – 5’ or the side yard setback in the zoning district, whichever is less
3. Rear yard setback – 5’
4. Projections beyond the exterior wall, such as eves, overhangs, cornices, and similar architectural features, may encroach into the required setbacks by up to eighteen inches.
C. Building height: subject to the single-family residential zone district standard in which the ADU is located.
D. The total building footprint area of all accessory structures, including an ADU, located in the required rear yard setback of the primary structure shall be limited to no more than twenty-five percent of the required rear yard setback of the primary structure.
E. An accessory dwelling unit may not be built on top of a current or planned public utility easement unless the property owner receives written consent from any utility that is currently using the public utility easement or that may use the public utility easement in the future. (Ord. 1397.17.61 § 1 (part), 2024)