Development applications — The Council of the Shire of Hornsby
5,679 applications since 2019, proposing 14,075 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; Recreation area | $82,836,600 | Under Assessment |
| 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 |
| 115 Norman Avenue Thornleigh 2120 | Demolition; Recreation area | $82,836,600 | Pending Lodgement |
All applications, most recently lodged first
| Address | What | Lodged | Status | Cost | Dwellings |
|---|---|---|---|---|---|
| 1523 Old Northern Road Glenorie 2157 DA/787/2026 |
Dwelling house; Erection of a new structure; Residential Accommodation | 7 Aug 2026 | Additional Information Requested | $833,010 | 1 |
| 23 Judson Road Thornleigh 2120 DA/753/2026 |
Secondary dwelling; Demolition; Erection of a new structure | 6 Aug 2026 | Under Assessment | $150,947 | 1 |
| 9-11 Halls Road Galston 2159 DA/739/2026 |
Shed; Dwelling house; Alterations or additions to an existing building or structure; Driveways and hard stand spaces; Earthworks, retaining walls and structural support; Swimming pool | 6 Aug 2026 | Additional Information Requested | $2,271,500 | 1 |
| 41 Knights Road Galston 2159 DA/751/2026 |
Secondary dwelling; Dwelling house; Change of use of land or a building or the classification of a building under the Building Code of Australia; Residential Accommodation | 6 Aug 2026 | Under Assessment | $5,000 | 1 |
| 49 Nancy Place Galston 2159 DA/747/2026 |
Dwelling house; Alterations or additions to an existing building or structure | 5 Aug 2026 | Under Assessment | $247,775 | — |
| 284 Castle Hill Road Castle Hill 2154 DA/115/2026 |
Demolition; Seniors housing; Independent living units; Erection of a new structure | 4 Aug 2026 | Under Assessment | $50,810,000 | 46 |
| 386 Pennant Hills Road Pennant Hills 2120 DA/1194/2025/A |
Advertising and signage; Alterations or additions to an existing building or structure; Service station; Electric vehicle facility | 31 Jul 2026 | Additional Information Requested | $814,745 | — |
| 19 Riverview Avenue Dangar Island 2083 DA/741/2026 |
Alterations or additions to an existing building or structure; Supporting Development | 31 Jul 2026 | Under Assessment | $44,440 | — |
| 36 David Road Castle Hill 2154 DA/1022/2021/D |
Subdivision | 31 Jul 2026 | Determined 21 Sep 2026 |
$33,000 | — |
| 5 Sydney Road Hornsby Heights 2077 DA/705/2026 |
Dwelling house; Erection of a new structure; Residential Accommodation | 30 Jul 2026 | Under Assessment | $1,082,521 | 1 |
| 266 Peats Ferry Road Hornsby 2077 DA/693/2026 |
Erection of a new structure; Awnings, blinds and canopies; Supporting Development | 30 Jul 2026 | Additional Information Requested | $5,335 | — |
| 136 Riverview Avenue Dangar Island 2083 DA/800/2025/B |
Dwelling house; Alterations or additions to an existing building or structure; Residential Accommodation | 28 Jul 2026 | Determined 23 Sep 2026 |
$1,709,400 | 1 |
| 3 Duneba Drive Westleigh 2120 DA/386/2025/A |
Demolition; Erection of a new structure; Balcony, deck, patio, terrace or verandah | 28 Jul 2026 | Determined 21 Sep 2026 |
$17,050 | — |
| 5 Crawford Road Mount Kuring-Gai 2080 DA/728/2026 |
Dual occupancy; Demolition; Alterations or additions to an existing building or structure; Erection of a new structure; Earthworks, retaining walls and structural support; Garage, carport or carparking space; Swimming pool | 28 Jul 2026 | Under Assessment | $308,000 | 2 |
| 43 Quarry Road Dural 2158 DA/678/2026 |
Home business; Alterations or additions to an existing building or structure | 28 Jul 2026 | Additional Information Requested | $117,000 | — |
| 93 Hancock Drive Cherrybrook 2126 DA/702/2026 |
Dual occupancy; Erection of a new structure; Residential Accommodation | 28 Jul 2026 | Additional Information Requested | $1,080,000 | 2 |
| 4a Carrington Street Wahroonga 2076 DA/461/2023/A |
Demolition; Dwelling house; Erection of a new structure | 24 Jul 2026 | Additional Information Requested | $900,000 | 2 |
| 128-138 Pacific Highway Hornsby 2077 DA/731/2026 |
Signage; Advertising and signage; Business identification sign | 24 Jul 2026 | Determined 21 Sep 2026 |
$20,900 | — |
| 330-334 Galston Road Galston 2159 DA/850/2011/J |
Alterations or additions to an existing building or structure; Tennis courts | 23 Jul 2026 | Determined 10 Sep 2026 |
$50,000,000 | — |
| 7 De Saxe Close Thornleigh 2120 DA/698/2026 |
Alterations or additions to an existing building or structure; Balcony, deck, patio, terrace or verandah | 23 Jul 2026 | Determined 10 Sep 2026 |
$19,890 | — |
| 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 |
| 58 Baldwin Avenue Asquith 2077 DA/668/2026 |
Demolition | 21 Jul 2026 | Determined 21 Aug 2026 |
— | — |
| 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 | — |
| 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 | Determined 18 Sep 2026 |
$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 |
| 165 Galston Road, Hornsby Heights 2077 DA/687/2026 |
Dwelling house; Alterations or additions to an existing building or structure | 15 Jul 2026 | Determined 16 Sep 2026 |
$247,500 | 1 |
| 2 Warekila Close Berowra Heights 2082 DA/636/2026 |
Demolition; Dwelling house; Alterations or additions to an existing building or structure | 15 Jul 2026 | Determined 27 Aug 2026 |
$220,000 | — |
| 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 | — |
| 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 | Determined 15 Sep 2026 |
$490,000 | 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 | Additional Information Requested | $809,600 | — |
| 2 Gilligans Road Dural 2158 DA/552/2017/D |
Dwelling house; Erection of a new structure; Swimming pool | 10 Jul 2026 | Additional Information Requested | $1,700,000 | 1 |
| 21 Palmerston Road Waitara 2077 DA/639/2026 |
Demolition; Dwelling house; Erection of a new structure | 10 Jul 2026 | Determined 1 Sep 2026 |
$850,000 | 1 |
| 82-84 King Road Hornsby 2077 DA/640/2026 |
Demolition; Dwelling house; Subdivision | 10 Jul 2026 | Under Assessment | $100,000 | — |
| 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 |
| 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 | Determined 20 Aug 2026 |
$134,090 | — |
| 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 | Determined 17 Sep 2026 |
$148,500 | — |
| 10 King Street Mount Kuring-Gai 2080 DA/667/2026 |
Subdivision | 9 Jul 2026 | Additional Information Requested | $11,990 | — |
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.