Can I build a granny flat in Sutherland Shire?
Instant SEPP Housing 2021 eligibility check for any Sutherland Shire address — lot area, zoning, heritage exclusions (477 items in Sutherland Shire), biodiversity values, and acid sulfate soils. Free. Also check solar yield and shadow impact for any Sutherland Shire address.
Min. lot area
450 m²
SEPP Housing 2021
Heritage items
477
in Sutherland Shire
Flood data
EPI overlay
checked per address
What we check
Lot area
Min. 450 m² under SEPP Housing 2021
Zoning
R1, R2, R3, R4, R5/RU5 under SEPP Housing 2021 cl 49
Heritage exclusion
Heritage items and conservation areas
Flood control lots
Statutory flood overlay check
Biodiversity
Biodiversity values map exclusions
Acid sulfate soils
Class 1 & 2 soil exclusions
Dual occupancy prohibition
LEP prohibition map check
Granny flats in Sutherland Shire — common questions
Can I build a granny flat in the Sutherland Shire?
Many Sutherland Shire properties qualify. The area has predominantly detached suburban homes on lots well over 450 m², and heritage exclusions are moderate. Biodiversity exclusions near bushland are the main risk factor. Check your address above.
Are biodiversity exclusions common in the Sutherland Shire?
Yes. The Royal National Park and extensive bushland corridors through Sutherland Shire create biodiversity value mapping across many residential properties near the bush. The checker above cross-references the Biodiversity Values Map for your address.
What lot size is needed for a granny flat in Sutherland Shire?
The minimum is 450 m². Most Sutherland Shire suburban lots are 600–900 m² — well above the minimum. This is one of Greater Sydney's better areas for clearing the lot size check.
Are heritage exclusions common in Sutherland Shire?
Sutherland Shire has 477 heritage items. Conservation areas exist in Cronulla and parts of Engadine and Helensburgh. Most residential suburbs are not heritage-affected.
Do I need council approval for a granny flat in Sutherland Shire?
If all SEPP checks pass, a CDC through a private certifier is sufficient. Sutherland Shire Council is involved only if a check fails — biodiversity is the most likely failure point near bushland areas.
Check other property risks in Sutherland Shire
Also check nearby councils
Checks lot area, zoning, heritage items and conservation areas, flood control lots, biodiversity values, and acid sulfate soils against SEPP Housing 2021. Flood check uses NSW EPI statutory overlay — shown as unknown outside coverage. DCP setback and height controls not included. Not legal advice.