Accessory Structures in Parma, OH (2026)
5 verified accessory structures rules for Parma, Ohio, sourced directly from the municipal code and official government pages.
Verified from official government sources
ADU Rules
Parma does not broadly permit accessory dwelling units in single-family residential zones. The city's zoning code limits residential properties to one dwelling unit per lot in most R-districts, and detached second units require a zoning variance or use permit, which are rarely granted.
Accessory Structures: Adu Rules
Heavy RestrictionsShed Rules
Sheds in Parma under 200 square feet and 1 story typically do not require a building permit under the Ohio Residential Code exemption, but they must still meet zoning setbacks and accessory structure rules. Sheds over 200 square feet require a building permit.
Accessory Structures: Shed Rules
Some RestrictionsGarage Conversions
Converting an attached or detached garage into habitable living space in Parma requires building permits and zoning review. Conversions must meet Ohio Residential Code standards for egress, ceiling height, insulation, heating, and electrical service. Off-street parking requirements must still be satisfied.
Accessory Structures: Garage Conversions
Heavy RestrictionsCarport Rules
Carports in Parma are regulated as accessory structures and require a building permit. They must meet the same rear or side yard setbacks as garages and may not be located in front yards in most residential districts. Freestanding metal carport kits must be anchored and permitted.
Accessory Structures: Carport Rules
Some RestrictionsTiny Homes
Tiny homes on permanent foundations in Parma must meet the full Ohio Residential Code, including minimum room dimensions, egress, and utilities. Tiny homes on wheels are generally treated as recreational vehicles and cannot be used as permanent dwellings within city limits.
Accessory Structures: Tiny Homes
Heavy RestrictionsLooking for Cuyahoga County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Parma city rules.
Accessory Structures in Cuyahoga County →