Sheds & Garages rules in Adelaide
Building a shed or garage in Adelaide? City of Adelaide applies the South Australia planning framework. Here's what that means locally — plus the overlays worth checking on your specific block.
No approval for outbuildings up to 15 m²
A detached outbuilding of 15 m² or less (10 m² in heritage/conservation zones), no more than 2.5 m high with no span over 3 m, is exempt development in most of SA — no planning or building approval. Bigger sheds need development approval.
Key rules at a glance
| Max floor area (exempt) | 15 m² (10 m² in Historic/Conservation zones) |
| Max height | 2.5 m above natural ground level |
| Max span | 3 m |
| Position on lot | Behind the building line to the primary street |
| Setback (corner sites) | ≥900 mm from a secondary-street boundary |
| Must be | Detached from, and ancillary to, an existing building on the site |
Heritage, flood and bushfire controls on your specific lot can remove the fast-track and require a full application — even when the general rules say you're fine.
Shed or garages in Adelaide
City of Adelaide is the authority for Adelaide in Adelaide. The statewide South Australia rules above set the baseline; the council can apply extra local controls, and heritage, flood or bushfire overlays on your lot can change what's allowed.
Frequently asked questions
Do I need council approval for a shed or garage in Adelaide?
Often not. South Australia allows a shed or garage to proceed without a full development application when it meets the standards, and City of Adelaide follows that framework. But local overlays — heritage, flood or bushfire — can remove the fast-track, so check your exact address before you rely on it.
Which council approves a shed or garage in Adelaide?
City of Adelaide is the consent authority for Adelaide (Adelaide). You can review local planning controls on the council website and lodge through your state planning portal.
Do I need council approval for a shed in South Australia?
Not if it's a detached shed of 15 m² or less (10 m² in heritage/conservation zones), no more than 2.5 m high with no span over 3 m, and behind the building line. Larger sheds need development approval.
Sources
Related building rules
General guidance only — not professional planning advice. Local requirements in Adelaide can differ from the statewide summary and change over time; always confirm with City of Adelaide before starting work. Last reviewed: July 2026.
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