Projects
Alterations and additions
A$620,354
Median declared cost
Mosman · last 12 months · 126 applications
Middle half A$166,650 to A$1,186,021
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
- New house
- A$750,800
- Knockdown rebuild
- A$1,000,000
- Duplex
- A$1,200,000
- Townhouses
- A$478,500
Within 15 km of Mosman · last 12 months · latest 692 applications
Within 15 km of Mosman · last 12 months · latest 638 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 additions18a Spencer Road Mosman 2088
11 September 2026Under assessmentUnder Assessment
declared cost A$1,170,629, not a contract price
- Alterations and additions5 Thompson Street Mosman 2088
10 September 2026Under assessmentUnder Assessment
declared cost A$1,232,000, not a contract price
declared cost A$1,466,438, not a contract price
- Alterations and additions46 Clanalpine Street Mosman 2088
8 September 2026Under assessmentUnder Assessment
declared cost A$1,923,000, not a contract price
- Alterations and additions48 Killarney Street Mosman 2088
7 September 2026Under assessmentUnder Assessment
declared cost A$957,000, not a contract price
declared cost A$864,431, not a contract price
- Alterations and additions36 Middle Head Road Mosman 2088
3 September 2026Under assessmentUnder Assessment
declared cost A$291,500, not a contract price