Can I build a granny flat in Clarence Valley?
Instant SEPP Housing 2021 eligibility check for any Clarence Valley address — lot area, zoning, heritage exclusions (1,153 items in Clarence Valley), flood control lots, biodiversity values, and acid sulfate soils. Free. Also check solar yield and shadow impact for any Clarence Valley address.
Min. lot area
450 m²
SEPP Housing 2021
Heritage items
1,153
in Clarence Valley
Flood data
ARI scenarios
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 Clarence Valley — common questions
Can I build a granny flat in Clarence Valley?
Clarence Valley eligibility varies significantly by location. Flood exclusions are significant across the Clarence River floodplain. Heritage exclusions are also notable with 1,153 items. Rural-residential lots away from the floodplain have better prospects.
How does flooding affect granny flat eligibility in Clarence Valley?
The Clarence River creates extensive flood planning areas across Grafton, Maclean, and Yamba. Properties on flood control lots are excluded from the CDC pathway. Given the 2022 flood events, flood status should always be checked before proceeding.
What lot size is needed for a granny flat in Clarence Valley?
The minimum is 450 m². Rural-residential lots in Clarence Valley are typically much larger than this. Town lots in Grafton and Maclean vary — check your specific lot.
Are heritage exclusions common in Clarence Valley?
Clarence Valley has 1,153 heritage items — a high count reflecting the region's colonial and pastoral history. Heritage conservation areas exist in Grafton's jacaranda city precinct and historic town centres. Check your address.
Do I need council approval for a granny flat in Clarence Valley?
If all SEPP checks pass, a CDC through a private certifier is sufficient. Clarence Valley Council is involved only if a criterion fails — flood and heritage are the most common failure points.
Check other property risks in Clarence Valley
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 ARI-quantified data for Clarence Valley. DCP setback and height controls not included. Not legal advice.