Accessory Structures in Gulfport, MS (2026)
3 verified accessory structures rules for Gulfport, Mississippi, sourced directly from the municipal code and official government pages.
Verified from official government sources
ADU Rules
Gulfport regulates accessory dwelling units (called "accessory cottages") through Appendix A (Zoning) of the Code of Ordinances and Appendix D (SmartCode) for transect-zoned areas. Accessory cottages are generally limited to 1,000 square feet, may not exceed the height of the primary dwelling, and must be placed in the rear yard with side and rear setbacks (commonly 5 ft side, 10 ft rear). Mississippi has no statewide ADU mandate; zoning authority flows from Miss. Code Ann. Title 17 (Local Government).
ADU Rules in Gulfport
Some RestrictionsShed Rules
Gulfport regulates sheds and outbuildings through local building and zoning codes. Small sheds under 120 to 200 square feet may be exempt from permit requirements in many municipalities.
Gulfport Shed & Outbuilding Rules
Few RestrictionsGarage Conversions
Converting a garage into living space in Gulfport requires a building permit from the Urban Development Building Code Service. Plans must meet the adopted Mississippi Building Code (IRC/IBC), Gulf Coast wind-load requirements, and any flood-zone elevation standards. Off-street parking lost to the conversion must be replaced per the Land Development Ordinance.
Garage Conversion Rules in Gulfport
Some RestrictionsLooking for Harrison County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Gulfport city rules.
Accessory Structures in Harrison County →