11 ROMNEY RD HAPPY VALLEY SA 5159
Development application in HAPPY VALLEY, South Australia · City of Onkaparinga
Proposed development
Retrospective application for dwelling alterations and additions with associated block retaining wall of height 3.3m and fill
Application details
- Application number
- DA-25033204
- Type
- DA
- Record type
- Development Application
- Category
- Residential
- Lodged
- 10 February 2026
- Council
- City of Onkaparinga
Direct council link available to subscribers
1 other applications at this site
Nearby development activity
11 ROMNEY RD HAPPY VALLEY SA 5159
Building Work
13 ROMNEY RD HAPPY VALLEY SA 5159
Minor Works
2D ROMNEY RD HAPPY VALLEY SA 5159
Residential
2D ROMNEY RD HAPPY VALLEY SA 5159
Residential
2D ROMNEY RD HAPPY VALLEY SA 5159
Building Work
South Australia
Building Work
5 ROMNEY RD HAPPY VALLEY SA 5159
Minor Works
5 ROMNEY RD HAPPY VALLEY SA 5159
Minor Works
About this development application
A development application (DA) is lodged with City of Onkaparinga when a property owner seeks consent to build, renovate, demolish, subdivide or change the use of a property in HAPPY VALLEY. This record is part of Council DA's database of 3.97 million development applications from 290+ Australian councils.
Tracking DAs like this one helps residents stay informed about neighbourhood change, and helps builders, agents and researchers understand local development trends.