Development applications — The Council of the Shire of Hornsby
5,579 applications since 2019, proposing 13,729 new dwellings.
Largest by cost of works
| Address | What | Cost of works | Status |
|---|---|---|---|
| 306a Malton Road North Epping 2121 | Dwelling house; Erection of a new structure | $406,475,143 | Determined |
| 284 Castle Hill Road Castle Hill 2154 | Other | $90,195,000 | Determined |
| 115 Norman Avenue Thornleigh 2120 | Demolition; Erection of a new structure; Change of use of land or a building or the classification of a building under the Building Code of Australia; Recreation facility (outdoor); Recreation area | $82,836,600 | Determined |
| 9 Jasmine Road Normanhurst 2076 | Other | $67,995,493 | Determined |
| 18 Waitara Avenue Waitara 2077 | Other | $62,000,000 | Determined |
All applications, most recently lodged first
| Address | What | Lodged | Status | Cost | Dwellings |
|---|---|---|---|---|---|
| 330-334 Galston Road Galston 2159 DA/850/2011/J |
Alterations or additions to an existing building or structure; Tennis courts | 23 Jul 2026 | Under Assessment | $50,000,000 | — |
| 27 John Savage Crescent West Pennant Hills 2125 DA/703/2026 |
Demolition; Dwelling house; Subdivision; Erection of a new structure | 22 Jul 2026 | Under Assessment | $1,496,071 | 2 |
| 3 Bancroft Avenue West Pennant Hills 2125 DA/700/2026 |
Alterations or additions to an existing building or structure; Cabanas, cubby houses, ferneries, garden sheds, gazebos and greenhouses | 21 Jul 2026 | Under Assessment | $128,290 | — |
| 58 Baldwin Avenue Asquith 2077 DA/668/2026 |
Demolition | 21 Jul 2026 | Additional Information Requested | — | — |
| 152-156 Arcadia Road Arcadia 2159 DA/172/2024/A |
Dwelling house; Erection of a new structure | 20 Jul 2026 | Under Assessment | $15,275,000 | 1 |
| 26 Montview Parade Hornsby Heights 2077 DA/690/2026 |
Dwelling house; Alterations or additions to an existing building or structure | 19 Jul 2026 | Under Assessment | $480,989 | 1 |
| 3 Carters Road Dural 2158 DA/234/2026/A |
Secondary dwelling; Shed; Erection of a new structure; Cabanas, cubby houses, ferneries, garden sheds, gazebos and greenhouses; Residential Accommodation | 18 Jul 2026 | Determined 18 Aug 2026 |
$3,300,000 | 1 |
| 16 Carob Place Cherrybrook 2126 DA/686/2026 |
Dwelling house; Alterations or additions to an existing building or structure | 17 Jul 2026 | Under Assessment | $58,918 | 1 |
| 24 Hanover Avenue North Epping 2121 DA/682/2026 |
Dwelling house; Alterations or additions to an existing building or structure; Balcony, deck, patio, terrace or verandah | 15 Jul 2026 | Under Assessment | $490,000 | 1 |
| 15 Rosella Street Dural 2158 DA/935/2025/A |
Alterations or additions to an existing building or structure; Balcony, deck, patio, terrace or verandah | 15 Jul 2026 | Determined 22 Jul 2026 |
$650,000 | — |
| 2 Warekila Close Berowra Heights 2082 DA/636/2026 |
Demolition; Dwelling house; Alterations or additions to an existing building or structure | 15 Jul 2026 | Additional Information Requested | $220,000 | — |
| 165 Galston Road, Hornsby Heights 2077 DA/687/2026 |
Dwelling house; Alterations or additions to an existing building or structure | 15 Jul 2026 | Additional Information Requested | $247,500 | 1 |
| 20 Carters Road Dural 2158 DA/689/2026 |
Demolition; Dwelling house; Alterations or additions to an existing building or structure; Cabanas, cubby houses, ferneries, garden sheds, gazebos and greenhouses; Tennis courts; Swimming pool | 14 Jul 2026 | Under Assessment | $880,000 | 1 |
| 395 Galston Road Galston 2159 DA/677/2026 |
Alterations or additions to an existing building or structure; Cabanas, cubby houses, ferneries, garden sheds, gazebos and greenhouses; Driveways and hard stand spaces; Landscaping structures; Pathways and paving; Swimming pool | 13 Jul 2026 | Under Assessment | $809,600 | — |
| 21 Barkala Place Westleigh 2120 DA/674/2026 |
Dwelling house; Alterations or additions to an existing building or structure | 10 Jul 2026 | Under Assessment | $117,150 | 1 |
| 82-84 King Road Hornsby 2077 DA/640/2026 |
Demolition; Dwelling house; Subdivision | 10 Jul 2026 | Under Assessment | $100,000 | — |
| 21 Palmerston Road Waitara 2077 DA/639/2026 |
Demolition; Dwelling house; Erection of a new structure | 10 Jul 2026 | Under Assessment | $850,000 | 1 |
| 2 Gilligans Road Dural 2158 DA/552/2017/D |
Dwelling house; Erection of a new structure; Swimming pool | 10 Jul 2026 | Under Assessment | $1,700,000 | 1 |
| 1 Brett Avenue Hornsby Heights 2077 DA/629/2026 |
Alterations or additions to an existing building or structure; Dual occupancy (attached) | 9 Jul 2026 | Under Assessment | $361,853 | 2 |
| 10 King Street Mount Kuring-Gai 2080 DA/667/2026 |
Subdivision | 9 Jul 2026 | Under Assessment | $11,990 | — |
| 4 Binya Close Hornsby Heights 2077 DA/669/2026 |
Alterations or additions to an existing building or structure; Erection of a new structure; Earthworks, retaining walls and structural support; Landscaping structures | 9 Jul 2026 | Under Assessment | $148,500 | — |
| 16 Burdett Street Hornsby 2077 DA/237/2022/A |
Hotel or motel accommodation; Pub; Alterations or additions to an existing building or structure | 9 Jul 2026 | Under Assessment | $134,090 | — |
| 15 Alan Avenue Hornsby 2077 DA/824/2025/A |
Dwelling house; Alterations or additions to an existing building or structure | 8 Jul 2026 | Determined 14 Jul 2026 |
— | 1 |
| 134 Burdett Street Wahroonga 2076 DA/1253/2025 |
Demolition; Subdivision; Seniors housing; Erection of a new structure | 7 Jul 2026 | Under Assessment | $9,017,452 | 10 |
| 39a Austral Avenue Beecroft 2119 DA/654/2026 |
Dwelling house; Erection of a new structure | 7 Jul 2026 | Under Assessment | $1,378,741 | 1 |
| 29 David Road Castle Hill 2154 DA/642/2026 |
Dwelling house; Erection of a new structure; Residential Accommodation | 7 Jul 2026 | Under Assessment | $630,159 | 1 |
| 4 Pulbrook Parade Hornsby 2077 DA/624/2026 |
Subdivision | 7 Jul 2026 | Under Assessment | $71,500 | — |
| 12 Roach Avenue Thornleigh 2120 DA/632/2026 |
Demolition; Erection of a new structure; Dual occupancy (detached) | 6 Jul 2026 | Under Assessment | $1,302,400 | 2 |
| 284 Castle Hill Road Castle Hill 2154 DA/638/2026 |
Alterations or additions to an existing building or structure; Access ramp; Landscaping structures; Food and drink premise | 6 Jul 2026 | Under Assessment | $1,356,116 | — |
| 25 Lords Avenue Asquith 2077 DA/135/2026 |
Erection of a new structure; Dual occupancy (attached); Residential Accommodation | 6 Jul 2026 | Deferred Commencement 3 Aug 2026 |
$1,332,741 | 2 |
| 284 Castle Hill Road Castle Hill 2154 DA/669/2025/A |
Erection of a new structure; Landscaping structures; Pathways and paving; Sculptures and artworks | 6 Jul 2026 | Under Assessment | $1,463,000 | — |
| 44 Oakhill Drive Castle Hill 2154 DA/630/2026 |
Alterations or additions to an existing building or structure; Cabanas, cubby houses, ferneries, garden sheds, gazebos and greenhouses | 6 Jul 2026 | Determined 18 Aug 2026 |
$25,000 | — |
| 4a Poinciana Close Mount Colah 2079 DA/648/2026 |
Alterations or additions to an existing building or structure; Residential Accommodation | 3 Jul 2026 | Under Assessment | $369,149 | — |
| 24 Clinton Close Berowra Heights 2082 DA/616/2026 |
Dwelling house; Alterations or additions to an existing building or structure; Residential Accommodation | 2 Jul 2026 | Under Assessment | $308,560 | — |
| 395 Galston Road Galston 2159 DA/622/2026 |
Dwelling house; Erection of a new structure | 2 Jul 2026 | Additional Information Requested | $1,656,904 | 1 |
| 17b Malton Road Beecroft 2119 DA/461/2025/A |
Dwelling house; Alterations or additions to an existing building or structure | 1 Jul 2026 | Under Assessment | — | 1 |
| 27 Balmoral Street Waitara 2077 DAR/593/2026 |
Demolition; Subdivision | 30 Jun 2026 | Additional Information Requested | $35,000 | — |
| 17 Blackbutt Avenue Pennant Hills 2120 DA/619/2026 |
Alterations or additions to an existing building or structure; Residential Accommodation | 29 Jun 2026 | Under Assessment | $1,122,000 | — |
| 30 Gilligans Road Dural 2158 DA/615/2026 |
Dwelling house; Erection of a new structure; Change of use of land or a building or the classification of a building under the Building Code of Australia; Residential Accommodation | 29 Jun 2026 | Under Assessment | $1,375,000 | 1 |
| 1a Salmon Close Asquith 2077 DA/1378/2024/A |
Dwelling house; Erection of a new structure; Residential Accommodation | 29 Jun 2026 | Determined 16 Jul 2026 |
$1,100,000 | 1 |
Source: NSW Planning Portal Online DA open API. Cost of works is the applicant's own estimate as lodged, not an assessed or final figure.