Accessory Structures in Des Moines, IA (2026)
1 verified accessory structures rules for Des Moines, Iowa, sourced directly from the municipal code and official government pages.
Verified from official government sources
Shed & Carport Rules
A detached shed, playhouse, or pet shelter under 120 square feet needs no Des Moines building permit; anything larger, or built for another use, requires one plus continued compliance with zoning.
Des Moines Backyard Shed Permit Rule
Some RestrictionsDes Moines Municipal Code § 26-302(a)(1)
One-story detached accessory buildings used as tool or storage sheds, playhouses, pet shelters, and similar uses constructed in accordance with the International Residential Code or International Building Code provided the floor area does not exceed 120 square feet in area and complies with all applicable planning and zoning requirements.
Looking for Polk County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Des Moines city rules.
Accessory Structures in Polk County →