Accessory Structures in Dublin, OH (2026)
5 verified accessory structures rules for Dublin, Ohio, sourced directly from the municipal code and official government pages.
Verified from official government sources
ADU Rules
Dublin's zoning code does not permit independent accessory dwelling units as a matter of right in most residential districts. Attached in-law suites without separate utilities may be allowed as part of the principal dwelling.
Accessory Structures: Adu Rules
Heavy RestrictionsShed Rules
Dublin requires a zoning permit for any accessory structure. Sheds under 200 square feet are exempt from building permits under the Ohio Residential Code but must meet Dublin setback, height, and lot-coverage limits.
Accessory Structures: Shed Rules
Some RestrictionsGarage Conversions
Converting a garage to habitable space in Dublin requires a building permit and full compliance with the Ohio Residential Code. Replacement off-street parking must be provided to meet zoning minimums.
Accessory Structures: Garage Conversions
Heavy RestrictionsCarport Rules
Carports in Dublin must meet accessory structure setbacks and require a zoning permit. Front-yard and temporary fabric carports are generally prohibited in residential districts.
Accessory Structures: Carport Rules
Some RestrictionsTiny Homes
Tiny homes on wheels are treated as recreational vehicles in Dublin and cannot be used as permanent dwellings in residential districts. Tiny homes on foundations must meet the full Ohio Residential Code and district minimum floor area.
Accessory Structures: Tiny Homes
Heavy RestrictionsLooking for Franklin County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Dublin city rules.
Accessory Structures in Franklin County →