Accessory Structures in Decatur, AL (2026)
2 verified accessory structures rules for Decatur, Alabama, sourced directly from the municipal code and official government pages.
Verified from official government sources
ADU Rules
In the City of Decatur, Alabama, a residential lot gets one main structure plus permitted accessory structures, and City Code § 25-18 says accessory structures shall not include living quarters. The only exception is a protective shelter approved by the civil defense agency, which can provide temporary living quarters. Mobile homes and trailers are also barred outside authorized parks.
Decatur, AL Accessory Dwelling and Living Quarters Rule
Heavy RestrictionsDecatur City Code § 25-18
It is the intent of this chapter that there shall be but one main structure plus any permitted accessory structures on any lot used for residential purposes; also, the accessory structures shall not include living quarters except that, in all districts, protective shelters approved by the civil defense agency may provide temporary living quarters. ... Trailers, buses, mobile homes, or any other...
Shed & Carport Rules
In the City of Decatur, Alabama, accessory structures such as sheds are allowed in R residential districts with a 5-foot rear and side setback (Sec. 25-10). A building permit is required for accessory structures too (Sec. 25-5), and anything attached to or within 5 feet of the house counts as part of the house.
Decatur, AL Shed and Accessory Building Rules
Some RestrictionsDecatur City Code § 25-10
There is hereby created an "R" Residential District (Residential) for those areas so designated by this chapter and the zoning map of the city, which "R" Districts shall allow: Accessory structures; gardens; playgrounds; parks; public buildings; including public schools and libraries. ... (1)General requirements.a.Off-street parking and vehicle access shall be provided as set forth in section 2...