Projects
Alterations and additions
A$150,000
Median declared cost
Within 15 km of North Rocks · last 12 months · latest 811 applications
Middle half A$50,000 to A$322,341
This is the estimate declared when applying. A builder’s quote still has to be checked against the scope and what it includes.
Other types
- Granny flat
- A$160,000
- New house
- A$617,079
- Knockdown rebuild
- A$866,250
Within 15 km of North Rocks · last 12 months · latest 927 applications
Within 15 km of North Rocks · last 12 months · latest 823 applications
Within 15 km of North Rocks · last 12 months · 665 applications
The declared cost is the applicant own estimate, used to work out the lodgement fee. It is not a contract price.
Newest applications · Alterations and additions
- Alterations and additions52 Mill Drive North Rocks 2151
15 September 2026Under assessmentUnder Assessment
declared cost A$134,420, not a contract price
- Alterations and additions63 Stirling Avenue North Rocks 2151
14 September 2026ApprovedApproved · CDC Accepted
declared cost A$200,000, not a contract price
- Alterations and additions24 Speers Road North Rocks 2151
8 September 2026Under assessmentAdditional Information Requested
declared cost A$330,000, not a contract price
declared cost A$90,695, not a contract price
- Alterations and additions31 Blackburn Avenue North Rocks 2151
16 June 2026ApprovedApproved · CDC Accepted
declared cost A$240,000, not a contract price
- Alterations and additions20 Wentworth Avenue North Rocks 2151
2 June 2026ApprovedApproved · CDC Accepted
declared cost A$250,000, not a contract price
declared cost A$576,500, not a contract price
- Alterations and additions17 Andrew Place North Rocks 2151
12 February 2026ApprovedApproved · CDC Accepted
declared cost A$40,000, not a contract price
- Alterations and additions120 Barclay Road North Rocks 2151
16 January 2026ApprovedApproved · CDC Accepted
declared cost A$240,000, not a contract price
- Alterations and additions52 Larra Crescent North Rocks 2151
13 January 2026ApprovedApproved · CDC Accepted
declared cost A$220,000, not a contract price