Government published application
Approved
Register status
Approved · CDC Accepted
Application number CDC-350296 · Blacktown City Council
14 Williamson Avenue Seven Hills 2147
Seven Hills NSW
Is this your project?
Claim it, add photographs, and it stands as your work on this street and in this suburb.
Declared cost
A$656,199Declared to council
No GST · no land · self declared · not a contract price
Development type, as lodged
Williamson Avenue Seven Hills has 4 applications.
Only 4 of them, too few to work out a median
New house · Blacktown
Taronga Avenue, Blacktown Two-Storey New Home Build Project
New house · Glenwood
Glenwood Two-Storey Standalone House New Build Project
New house · Marayong
Davis Road House
New house · Kings Langley
Kings Langley Contemporary Home
New house · Baulkham Hills
Elysian House: Mediterranean-style Residence in Baulkham Hills
New house · Baulkham Hills
Baulkham Hills House of Light
An email when something is lodged, approved or built around Seven Hills. Nothing new, no email.
Used for this alert only. Every email carries an unsubscribe link.
The address as the register stores it
14 Williamson Avenue Seven Hills 2147
Data from the states public planning registers and licence rolls · refreshed 2026-09-24 · Data and licences
This page reproduces the government register's record as published. The application number above finds the same record in the register.
Is this record wrong?
We publish what the register publishes. Tell us and we will check our copy against it. If the register itself is wrong, only the council or the department can change it at the source.
Report a problem with this recordSource: the public planning registers of the state governments, with no applicant names. The declared cost is the applicant own estimate, it leaves out GST and land, and it is not the final contract price.