Standalone site

Address locked, Double Bay

1 house today → about 10 homes as apartments, up to 6 storeys + bonus. About 600 m², 15 m frontage, zone R3.

Residual land valueA$8.5m

Likely ask (1 house)A$5.5mFrom the 1 July 2025 land value x 1.15

HeadroomA$3.0m

Claim this site

A$387 inc GST · 3 months

A claim takes this site off the market for every other member for 3 months and opens its address, lot outline, exact figures and neighbours to you.

This site is A$387 because its best option clears a 40% margin on cost at the likely ask. Other sites are A$182. One claim credit claims any site.

Every option the rules allow

Option	Homes	Storeys	GFA	Realisation	Costs	Residual land value	Headroom	Profit at likely ask
Apartments, up to 6 storeys + affordable housing bonusLow and Mid-Rise + Chapter 2 bonus (15% affordable) · FSR 1.95:1 · 22.8 m	10	6	1,250 m²	A$25.0m	A$9.0m	A$8.5m	A$3.0m	A$6.5m41% on cost · 26% on revenue
Cost stack Construction 1,250 m² at A$5,500/m²A$7.0m Basement parkingA$400k DemolitionA$45k Consultants, DA and certification (9%)A$650k Contributions (A$28,000 per new home)A$300k Contingency (5%)A$400k Then selling costs 3%, GST on the margin, finance 7.5%, stamp duty 5.5% and a 20% developer margin solve for the land. Buying at the likely ask of A$5.5m instead leaves A$6.5m pre-tax on a total development cost of A$16.0m. Includes 15% affordable housing at 65% of market.
Apartments, up to 4 storeysLow and Mid-Rise (400 to 800 m) · FSR 1.5:1 · 17.5 m	9	4	1,000 m²	A$20.0m	A$6.0m	A$8.0m	A$2.5m	A$5.5m43% on cost · 27% on revenue
Cost stack Construction 1,000 m² at A$4,900/m²A$4.8m Basement parkingA$300k DemolitionA$45k Consultants, DA and certification (9%)A$450k Contributions (A$28,000 per new home)A$220k Contingency (5%)A$275k Then selling costs 3%, GST on the margin, finance 7.5%, stamp duty 5.5% and a 20% developer margin solve for the land. Buying at the likely ask of A$5.5m instead leaves A$5.5m pre-tax on a total development cost of A$13.0m.
TownhousesLow and Mid-Rise · FSR 0.7:1 · 9.5 m	3	2	450 m²	A$11.0m	A$2.2m	A$5.5m	A$160k	A$1.6m18% on cost · 14% on revenue
Cost stack Construction 450 m² at A$4,100/m²A$1.9m DemolitionA$45k Consultants, DA and certification (9%)A$170k Contributions (A$28,000 per new home)A$55k Contingency (5%)A$100k Then selling costs 3%, GST on the margin, finance 7.5%, stamp duty 5.5% and a 20% developer margin solve for the land. Buying at the likely ask of A$5.5m instead leaves A$1.6m pre-tax on a total development cost of A$8.5m.
Dual occupancyLow and Mid-Rise · FSR 0.65:1 · 9.5 m	2	2	400 m²	A$10.0m	A$1.9m	A$4.8m	-A$750k	A$1.0m12% on cost · 10% on revenue
Cost stack Construction 400 m² at A$3,700/m²A$1.6m DemolitionA$45k Consultants, DA and certification (9%)A$140k Contributions (A$28,000 per new home)A$28k Contingency (5%)A$85k Then selling costs 3%, GST on the margin, finance 7.5%, stamp duty 5.5% and a 20% developer margin solve for the land. Buying at the likely ask of A$5.5m instead leaves A$1.0m pre-tax on a total development cost of A$8.5m.

Site facts

Site area: About 600 m² (15 m by 45 m)
Street frontage: About 15 m (measured against the road corridor)
Zone: R3 Medium Density Residential · Woollahra Local Environmental Plan 2014
LEP controls: FSR 0.65:1 · height 9.5 m · minimum lot 700 m²
Nearest nominated centre: About 550 m to Double Bay town centre (straight line) · 400 to 800 m from a nominated centre
Land value: About A$4,500,000 at 1 July 2025, NSW Valuer General · from A$3,000,000 at 1 July 2021 (+50%)

Neighbours

1 adjoining houses share a boundary with this site. Members see them.

Amalgamation options

#4 · amalgamation 3 houses → 40 homes

Address locked, Double Bay

Residual land valueA$27.5m

Likely askA$16.0m

HeadroomA$11.5m

2,250 m² · Apartments, up to 6 storeys + bonus · R3 · address locked