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Accessory Structures in Smyrna, GA (2026)

4 verified accessory structures rules for Smyrna, Georgia, sourced directly from the municipal code and official government pages.

Verified from official government sources

ADU Rules

Smyrna Zoning Appendix A governs ADUs as accessory uses. Limited to one per lot; must comply with setbacks; owner-occupancy typically required. Contact Planning & Zoning for specific district rules.

Smyrna Accessory Dwelling Unit (ADU) Rules

Some Restrictions

Shed Rules

Smyrna requires building permits for accessory structures. Min $125 permit fee. Must comply with zoning setbacks and height limits under Appendix A. Sheds cannot be used for habitation.

Smyrna Shed & Outbuilding Rules

Some Restrictions

Garage Conversions

Garage conversions in Smyrna require a building permit and must comply with the IRC and 2024 state codes. Off-street parking requirements must still be met. If creating an ADU, zoning provisions apply.

Smyrna Garage Conversion Rules

Some Restrictions

Carport Rules

Smyrna's Zoning Ordinance treats detached carports as accessory structures under Section 501. They must sit on the same lot as the principal building, are barred from required front and side yards, must be set back at least 5 feet from the rear lot line in residential districts, cap at 15 feet tall, and cannot exceed one-fourth of the principal building's square footage. Materials must match or complement the home; portable carports on wheels or with metal-frame-only construction are not permitted.

Carport Rules in Smyrna

Some Restrictions

Looking for Cobb County county-wide rules?

County ordinances apply to unincorporated areas and may supplement Smyrna city rules.

Accessory Structures in Cobb County