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 |
|---|---|---|---|---|---|
| 3 11 Edgeworth David Avenue Hornsby 2077 DA/123/2026 |
Residential flat building; Alterations or additions to an existing building or structure | 16 Feb 2026 | Determined 21 Apr 2026 |
$15,000 | — |
| 1 Maple Avenue Pennant Hills 2120 DA/122/2026 |
Dwelling house; Alterations or additions to an existing building or structure | 16 Feb 2026 | Determined 10 Mar 2026 |
$168,000 | 1 |
| 29 Gleneagles Crescent Hornsby 2077 DA/884/2025/B |
Dwelling house; Alterations or additions to an existing building or structure | 13 Feb 2026 | Determined 19 Mar 2026 |
$131,010 | 1 |
| 26 Loftus Road Pennant Hills 2120 DA/81/2026 |
Secondary dwelling; Erection of a new structure | 11 Feb 2026 | Determined 8 Apr 2026 |
$192,600 | 1 |
| 19 Northumberland Avenue Mount Colah 2079 DA/101/2026 |
Dwelling house; Change of use of land or a building or the classification of a building under the Building Code of Australia | 10 Feb 2026 | Determined 1 Jun 2026 |
$781,330 | 1 |
| 10 Chadd Street Galston 2159 DA/103/2026 |
Secondary dwelling; Alterations or additions to an existing building or structure | 10 Feb 2026 | Deferred Commencement 26 Mar 2026 |
$20,000 | — |
| 88 Somerville Road Hornsby Heights 2077 DA/320/2022/B |
Dwelling house; Erection of a new structure; Residential Accommodation | 10 Feb 2026 | Determined 5 Mar 2026 |
$650,000 | 1 |
| 4 Baldwin Avenue Asquith 2077 DA/110/2026 |
Residential flat building; Residential Accommodation | 9 Feb 2026 | Under Assessment | $15,826,744 | 33 |
| 175 Copeland Road Beecroft 2119 DA/23/2023/B |
Dwelling house; Alterations or additions to an existing building or structure | 9 Feb 2026 | Determined 21 May 2026 |
$693,000 | 1 |
| 6 Chiswick Place Cherrybrook 2126 DA/85/2026 |
Erection of a new structure; Earthworks, retaining walls and structural support | 9 Feb 2026 | Determined 11 Mar 2026 |
$40,838 | — |
| 99 208-226 Pacific Highway, Hornsby DA/24/2026 |
Medical centre; Change of use of land or a building or the classification of a building under the Building Code of Australia; Health Infrastructure; Infrastructure | 5 Feb 2026 | Determined 13 Apr 2026 |
$202,950 | — |
| 20 Dalkeith Road Cherrybrook 2126 DA/99/2026 |
Alterations or additions to an existing building or structure; Carport | 5 Feb 2026 | Withdrawn | $20,000 | — |
| 182 Pennant Hills Road Thornleigh 2120 DA/24/2011/F |
Restaurant or cafe; Food and drink premise; Hours of operation and trading | 4 Feb 2026 | Determined 21 Apr 2026 |
— | — |
| 50 Duffy Avenue Thornleigh 2120 DA/45/2026 |
Dwelling house; Alterations or additions to an existing building or structure | 4 Feb 2026 | Determined 1 Apr 2026 |
— | 1 |
| 16a Mid Dural Road Galston 2159 DA/50/2026 |
Dwelling house; Erection of a new structure | 3 Feb 2026 | Determined 11 May 2026 |
$630,990 | 1 |
| 1 Mullion Close Hornsby Heights 2077 DA/339/2024/D |
Dwelling house; Alterations or additions to an existing building or structure | 3 Feb 2026 | Determined 5 May 2026 |
$266,495 | 1 |
| 32 Hansen Avenue Galston 2159 DA/89/2026 |
Shed; Erection of a new structure; Supporting Development | 3 Feb 2026 | Determined 27 Mar 2026 |
$26,040 | — |
| 23 Myra Street Wahroonga 2076 DA/64/2026 |
Dwelling house; Alterations or additions to an existing building or structure | 3 Feb 2026 | Determined 5 Mar 2026 |
$150,000 | 1 |
| 4a Mckinley Place Cherrybrook 2126 DA/1172/2024/B |
Dwelling house; Alterations or additions to an existing building or structure; Residential Accommodation | 1 Feb 2026 | Determined 4 Feb 2026 |
$850,000 | 1 |
| 15 Dartford Road Thornleigh 2120 DA/1237/2022/B |
Dwelling house; Erection of a new structure | 29 Jan 2026 | Determined 15 May 2026 |
$891,000 | 1 |
| 23 Eucalyptus Drive Westleigh 2120 DA/70/2026 |
Alterations or additions to an existing building or structure; Balcony, deck, patio, terrace or verandah | 29 Jan 2026 | Determined 14 Apr 2026 |
$108,061 | — |
| 4 Peppermint Gum Place Westleigh 2120 DA/899/2018/B |
Dwelling house; Alterations or additions to an existing building or structure; Residential Accommodation | 29 Jan 2026 | Determined 2 Mar 2026 |
$195,250 | 1 |
| 19 Harper Street North Epping 2121 DA/592/2025/B |
Subdivision | 28 Jan 2026 | Determined 8 May 2026 |
$80,300 | — |
| 3 Wyanna Street Berowra Heights 2082 DA/47/2026 |
Dwelling house; Alterations or additions to an existing building or structure | 27 Jan 2026 | Determined 3 Jun 2026 |
$998,000 | 1 |
| 57 Appletree Drive Cherrybrook 2126 DA/48/2026 |
Dwelling house; Alterations or additions to an existing building or structure | 23 Jan 2026 | Determined 19 Mar 2026 |
$155,000 | — |
| 1 Aaron Place Wahroonga 2076 DA/46/2026 |
Alterations or additions to an existing building or structure; Residential Accommodation | 23 Jan 2026 | Determined 3 Mar 2026 |
$50,000 | — |
| 23 Neale Avenue Cherrybrook 2126 DA/20/2026 |
Erection of a new structure; Carport | 23 Jan 2026 | Withdrawn | $11,600 | — |
| 15 Summerwood Way Beecroft 2119 DA/1036/2024/A |
Alterations or additions to an existing building or structure; Dual occupancy (attached) | 23 Jan 2026 | Determined 25 Feb 2026 |
$5,500 | 1 |
| 14 Loftus Road Pennant Hills 2120 DA/469/2022/B |
Dwelling house; Alterations or additions to an existing building or structure | 22 Jan 2026 | Determined 9 Apr 2026 |
$566,500 | 1 |
| 175a Victoria Road West Pennant Hills 2125 DA/13/2026 |
Dwelling house; Alterations or additions to an existing building or structure; Carport | 22 Jan 2026 | Determined 27 Feb 2026 |
$655,380 | — |
| 189 Quarter Sessions Road Westleigh 2120 DA/1333/2024/A |
Dwelling house; Erection of a new structure | 22 Jan 2026 | Determined 4 Feb 2026 |
$5,000 | 1 |
| 2 City View Road Pennant Hills 2120 DA/29/2026 |
Alterations or additions to an existing building or structure; Change of use of land or a building or the classification of a building under the Building Code of Australia; Community facility; Other Infrastructure | 21 Jan 2026 | Determined 27 May 2026 |
$220,000 | — |
| 4 Albert Road Beecroft 2119 DA/1425/2025 |
Demolition; Dwelling house; Erection of a new structure; Residential Accommodation | 21 Jan 2026 | Withdrawn | $1,220,650 | 1 |
| 35 Station Street Thornleigh 2120 DA/34/2026 |
Secondary dwelling; Demolition; Dwelling house; Erection of a new structure | 21 Jan 2026 | Determined 5 May 2026 |
$291,335 | 2 |
| 27 Meriden Avenue Glenorie 2157 DA/9/2026 |
Dwelling house; Erection of a new structure | 21 Jan 2026 | Determined 12 Mar 2026 |
$1,142,530 | 1 |
| 17 Nyara Road Mount Kuring-Gai 2080 DA/31/2026 |
Subdivision | 20 Jan 2026 | Determined 5 May 2026 |
$143,000 | — |
| 40 Wyanna Street Berowra Heights 2082 DA/1426/2025 |
Secondary dwelling; Erection of a new structure | 20 Jan 2026 | Determined 13 Feb 2026 |
$110,000 | 1 |
| 1 8 Church Street Mount Kuring-Gai 2080 DA/14/2026 |
Alterations or additions to an existing building or structure; Minor building alterations (internal); Minor building alterations (external); Swimming pool | 20 Jan 2026 | Determined 12 Feb 2026 |
$65,869 | — |
| 269 New Line Road Dural 2158 DA/22/2026 |
Demolition; Supporting Development | 16 Jan 2026 | Withdrawn | $1,202,812 | — |
| 36-56 David Road Castle Hill 2154 DA/1022/2021/C |
Subdivision | 16 Jan 2026 | Determined 11 Mar 2026 |
— | — |
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.