The Harrison County Planning & Zoning Commission will hold a public hearing on Thursday, June 19 at 9:00 a.m. on the second floor of the Courthouse. The public hearing is to review the zoning ordinance amendment as follows: Ordinance No. 625 Accessory dwelling unit (ADU)- An additional residential dwelling unit located on the same lot as a single-family dwelling that is either attached to or detached from the single-family residence. Accessory dwelling units shall be allowed in the A-1, R-1, R-3 and R-6 zoning districts. Only one accessory dwelling unit is allowed per lot. The residential space of an ADU, exclusive of garages, car ports, decks, patios, porches, and other similar attached features, shall have a maximum allowable size of no greater than one housand (1,000) square feet in area or fifty percent (50%) of the area occupied by the principal single-family dwelling, whichever is greater. All ADU’s shall be subject to the same setback requirements as the principal single-family dwelling in the applicable zoning district. A mobile/manufactured home may be used as an ADU; however, any mobile/manufactured home used as an ADU shall be permanently affixed to the ground and installed with a permanent perimeter foundation. A recreational, travel, camping trailer cannot be used as an ADU. The Board of Supervisors will hold a public hearing on the same date at 9:30 a.m. in the Board room of the Courthouse. Any questions or comments can be emailed to mpitt@harrisoncounty.iowa.gov or phone 712-644-2302. HCTR 06-11-25
