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 |
|---|---|---|---|---|---|
| 21 Karoola Street Brooklyn 2083 DA/23/2017/B |
Dwelling house; Alterations or additions to an existing building or structure; Residential Accommodation | 26 Feb 2026 | Determined 20 Mar 2026 |
$439,950 | 1 |
| 27 Balmoral Street Waitara 2077 DA/127/2026 |
Demolition; Subdivision | 26 Feb 2026 | Determined 17 Apr 2026 |
$35,000 | — |
| 19a Day Road Cheltenham 2119 DA/124/2026 |
Subdivision | 26 Feb 2026 | Additional Information Requested | $143,000 | — |
| 24 Castle Hill Road West Pennant Hills 2125 DA/152/2026 |
Business premises; Change of use of land or a building or the classification of a building under the Building Code of Australia | 25 Feb 2026 | Deferred Commencement 11 May 2026 |
$13,200 | — |
| 48 Ida Street Hornsby 2077 DA/144/2026 |
Demolition; Dwelling house; Erection of a new structure | 25 Feb 2026 | Determined 9 Jun 2026 |
$648,600 | 1 |
| 31 Kirkwood Avenue North Epping 2121 DA/145/2026 |
Dwelling house; Erection of a new structure; Earthworks, retaining walls and structural support | 25 Feb 2026 | Determined 23 Jun 2026 |
$767,530 | 1 |
| 3 Windsor Court Castle Hill 2154 DA/1185/2024/A |
Dwelling house; Erection of a new structure | 24 Feb 2026 | Determined 11 Mar 2026 |
$650,000 | 1 |
| 1 Douglas Avenue North Epping 2121 DA/1125/2024/B |
Dwelling house; Erection of a new structure | 24 Feb 2026 | Determined 24 Mar 2026 |
$641,063 | 1 |
| 7 The Crescent Pennant Hills 2120 DA/168/2026 |
Dwelling house; Alterations or additions to an existing building or structure | 24 Feb 2026 | Determined 14 Apr 2026 |
$1,195,000 | 1 |
| 14 Calderwood Road Galston 2159 DA/155/2026 |
Secondary dwelling; Dwelling house; Alterations or additions to an existing building or structure; Residential Accommodation | 24 Feb 2026 | Determined 10 Jun 2026 |
$687,320 | 2 |
| 4 Walker Place North Epping 2121 DA/753/2025/A |
Alterations or additions to an existing building or structure; Fences | 23 Feb 2026 | Determined 25 Feb 2026 |
— | — |
| 284 Castle Hill Road Castle Hill 2154 DA/115/2026 |
Demolition; Seniors housing; Independent living units; Erection of a new structure | 23 Feb 2026 | Under Assessment | $50,810,000 | 46 |
| 19-21 Telopea Street Mount Colah 2079 DA/125/2026 |
Signage; Advertising and signage | 20 Feb 2026 | Determined 7 May 2026 |
$36,784 | — |
| 40 Sutherland Road Beecroft 2119 DA/1044/2025/A |
Dwelling house; Alterations or additions to an existing building or structure; Erection of a new structure | 18 Feb 2026 | Determined 20 Feb 2026 |
$98,937 | 1 |
| 9 Balaclava Road Berowra 2081 DA/129/2026 |
Demolition; Dwelling house; Alterations or additions to an existing building or structure | 18 Feb 2026 | Determined 17 Mar 2026 |
$93,500 | — |
| 171a Victoria Road West Pennant Hills 2125 DA/126/2026 |
Dwelling house; Alterations or additions to an existing building or structure; Residential Accommodation | 18 Feb 2026 | Determined 25 Mar 2026 |
$201,731 | — |
| 25 Westwood Street Pennant Hills 2120 DA/132/2026 |
Dwelling house; Alterations or additions to an existing building or structure; Residential Accommodation | 18 Feb 2026 | Determined 28 Apr 2026 |
$558,800 | 1 |
| 663 Old Northern Road Dural 2158 DA/134/2026 |
Dwelling house; Alterations or additions to an existing building or structure | 17 Feb 2026 | Determined 22 May 2026 |
$636,497 | 1 |
| 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 |
| 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 | — |
| 18 Kethel Road Cheltenham 2119 DA/128/2026 |
Demolition; Dwelling house; Alterations or additions to an existing building or structure | 16 Feb 2026 | Determined 3 Jun 2026 |
$592,845 | 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 |
| 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 |
| 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 | — |
| 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 |
| 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 | — |
| 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 |
| 4 Baldwin Avenue Asquith 2077 DA/110/2026 |
Residential flat building; Residential Accommodation | 9 Feb 2026 | Additional Information Requested | $15,826,744 | 33 |
| 20 Dalkeith Road Cherrybrook 2126 DA/99/2026 |
Alterations or additions to an existing building or structure; Carport | 5 Feb 2026 | Withdrawn | $20,000 | — |
| 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 | — |
| 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 |
| 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 |
— | — |
| 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 |
| 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 | — |
| 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 |
| 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 |
| 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 |
| 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 |
| 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 | — |
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.