Public government registers · last 12 months

Knockdown rebuild cost in Sydney (2026)

Sydney here means postcodes 2000-2249, 2555-2574, 2740-2786.

Middle: A$865,188
Middle half: A$505,435 - A$1,371,674

2086 applications with a declared cost, lodged between 2025-09-21 and 2026-09-21

280 more cover the demolition stage only and are left out

Most recent application in this sample lodged 2026-09-11.

The 12 months before that

Middle A$880,000, over 59 applications.

Councils inside Sydney

Council	Applications	Middle
Canterbury-Bankstown Council	170	A$745,115
Northern Beaches Council	146	A$1,271,500
Ku-ring-gai Council	143	A$1,000,000
Cumberland Council	133	A$880,000
Fairfield City Council	128	A$700,000
Blacktown City Council	126	A$645,555
Georges River Council	100	A$900,000
City of Parramatta Council	97	A$950,000
Inner West Council	80	A$648,500
Sutherland Shire Council	76	A$922,357
Ryde City Council	69	A$958,375
The Hills Shire Council	67	A$1,089,275
Bayside Council	61	A$913,000
Liverpool City Council	59	A$800,000
Randwick City Council	55	A$1,232,000
The Council of the Shire of Hornsby	55	A$700,000
City of Canada Bay Council	54	A$1,200,001
Waverley Council	54	A$993,153
Willoughby City Council	51	A$880,000
Woollahra Municipal Council	49	A$2,153,812
Strathfield Municipal Council	46	A$1,760,224
Penrith City Council	45	A$500,000
Campbelltown City Council	36	A$675,000
The Council of the Municipality of Hunters Hill	31	A$1,577,950
Council of the City of Sydney	26	A$570,063
North Sydney Council	25	A$750,000
Burwood Council	22	A$974,400
Lane Cove Municipal Council	22	A$1,253,300
Blue Mountains City Council	15	A$490,000
Camden Council	15	A$498,620
Mosman Municipal Council	14	A$3,423,504
Wollondilly Shire Council	8	A$545,106

Finished projects in Sydney

Avalon Beach Demolish and Rebuild Split-Level Three-Storey HomeCost not published
Seaforth Modern Energy-Efficient Home RebuildCost not published
North Curl Curl Demolition and Rebuild of a Two-Storey HomeCost not published
Terabithia House: Sustainable Home in NorthbridgeCost not published
Northbridge Sustainable Home, Butterfly Roof with Private CourtyardCost not published
Kingsgrove Knockdown Rebuild Custom Family HomeCost not published

Knockdown rebuild on your block: type your address to see whether it is allowed · Check this block

A declared cost of works is the applicant’s own estimate, filed so the council can work out a lodgement fee. It is not a contract price. Under the official definition it covers design and construction and excludes GST and the land.

Data from the states public planning registers and licence rolls · refreshed 2026-09-14 · Data and licences