Development applications — The Hills Shire Council
12,724 applications since 2019, proposing 79,275 new dwellings.
Largest by cost of works
| Address | What | Cost of works | Status |
|---|---|---|---|
| 40 Solent Circuit Norwest 2153 | Residential flat building; Change of use of land or a building or the classification of a building under the Building Code of Australia | $794,065,142 | Determined |
| 6-14 Castle Street Castle Hill | Entertainment facility; Alterations or additions to an existing building or structure; Recreation facility (indoor); Recreation facility (outdoor); Retail Premise | $712,079,811 | Under Assessment |
| 6-14 Castle Street Castle Hill | Mixed use development | $568,000,000 | Determined |
| 1 Castle Street Castle Hill 2154 | Demolition; Alterations and additions to commercial development; Mixed use development; Hotel or motel accommodation; Office premises; Retail premises | $568,000,000 | Withdrawn |
| 26-30 Norbrik Drive Bella Vista 2153 | Seniors housing; Independent living units; Residential care facility; Change of use of land or a building or the classification of a building under the Building Code of Australia; Residential Accommodation | $334,558,000 | Determined |
All applications, most recently lodged first
| Address | What | Lodged | Status | Cost | Dwellings |
|---|---|---|---|---|---|
| 49 Lycett Avenue Kellyville 2155 758/2026/LA |
Dwelling house; Alterations or additions to an existing building or structure | 20 Nov 2025 | Determined 16 Feb 2026 |
$365,383 | 1 |
| 7 Devotion Grove Maroota 2756 689/2024/LD/A |
Dwelling house; Erection of a new structure; Swimming pool | 20 Nov 2025 | Determined 5 Feb 2026 |
$956,000 | 1 |
| 8 Albion Place Baulkham Hills 2153 760/2026/LA |
Dwelling house; Alterations or additions to an existing building or structure; Residential Accommodation | 20 Nov 2025 | Determined 23 Dec 2025 |
$48,730 | — |
| 101 Bluegate Street Box Hill 2765 759/2026/LD |
Dwelling house; Erection of a new structure; Residential Accommodation | 20 Nov 2025 | Determined 15 Dec 2025 |
$500,000 | 1 |
| 2 Gum Nut Close North Kellyville 2155 711/2011/HC/F |
Educational establishment ; Alterations or additions to an existing building or structure; School | 20 Nov 2025 | Determined 3 Dec 2025 |
$11,401,331 | — |
| 478 Cliftonville Road Lower Portland 2756 754/2026/LA |
Shed; Erection of a new structure | 19 Nov 2025 | Withdrawn | $77,000 | — |
| 46 Mulgray Avenue Baulkham Hills 2153 740/2026/LA |
Dwelling house; Erection of a new structure; Residential Accommodation | 19 Nov 2025 | Determined 11 May 2026 |
$64,490 | 1 |
| 26 Welford Circuit North Kellyville 2155 123/2025/HA/A |
Dual occupancy; Change of use of land or a building or the classification of a building under the Building Code of Australia; Dual occupancy (attached); Residential Accommodation | 19 Nov 2025 | Determined 11 Mar 2026 |
$22,000 | 2 |
| 133 Porters Road Kenthurst 2156 753/2026/LA |
Shed; Alterations or additions to an existing building or structure; Erection of a new structure | 19 Nov 2025 | Determined 5 Mar 2026 |
$95,700 | — |
| Shetland Street Box Hill 2765 712/2026/ZA |
Subdivision | 19 Nov 2025 | Determined 18 Feb 2026 |
$35,923 | — |
| 21 Janpieter Road Gables 2765 724/2026/LD |
Dwelling house; Erection of a new structure | 19 Nov 2025 | Determined 9 Feb 2026 |
$1,053,481 | 1 |
| 22 Tambaroora Place West Pennant Hills 2125 756/2026/LA |
Dwelling house; Alterations or additions to an existing building or structure | 19 Nov 2025 | Withdrawn | $122,890 | — |
| 17-21 Mason Road Box Hill 2765 1951/2017/JP/B |
Residential flat building; Change of use of land or a building or the classification of a building under the Building Code of Australia; Residential Accommodation | 19 Nov 2025 | Determined 29 Jan 2026 |
— | — |
| 65 Poole Road Kellyville 2155 741/2026/HA |
Alterations or additions to an existing building or structure; Balcony, deck, patio, terrace or verandah | 19 Nov 2025 | Determined 14 Jan 2026 |
$45,650 | — |
| Unit 2 589 Withers Road Rouse Hill Nsw 2155 751/2026/HA |
Change of use of land or a building or the classification of a building under the Building Code of Australia; Light industry | 19 Nov 2025 | Determined 22 Dec 2025 |
$5,500 | — |
| 9a Janpieter Road Gables 2765 168/2024/LD/B |
Dwelling house; Erection of a new structure | 19 Nov 2025 | Determined 23 Dec 2025 |
$1,386,000 | 1 |
PAN-598300 |
Dwelling house | — | Cancelled 19 Nov 2025 |
$95,275 | 1 |
| 10 Sexton Avenue Castle Hill 2154 735/2026/ZA |
Subdivision | 18 Nov 2025 | Determined 16 Mar 2026 |
— | — |
| 17 Cranstons Road Middle Dural 2158 738/2026/LD |
Dwelling house; Erection of a new structure | 18 Nov 2025 | Determined 3 Jul 2026 |
$1,590,182 | 1 |
| 46-48 Carrington Road Castle Hill 2154 713/2026/HA |
Commercial development; Change of use of land or a building or the classification of a building under the Building Code of Australia; Retail Premise; Vehicle Sales or Hire Premises | 18 Nov 2025 | Determined 12 May 2026 |
$80,657 | — |
| 40-42 Solent Circuit Norwest 2153 729/2026/HA |
Alterations or additions to an existing building or structure; Recreation facility (indoor) | 18 Nov 2025 | Determined 22 Jan 2026 |
$1,862,871 | — |
| 1 English Avenue Castle Hill 2154 744/2026/LD |
Dwelling house; Erection of a new structure; Residential Accommodation | 18 Nov 2025 | Determined 24 Mar 2026 |
$593,220 | 1 |
| 26 Kings Road Castle Hill 2154 N/A |
Home business; Advertising and signage; Temporary building, structure or use; Hours of operation and trading | — | Withdrawn 18 Nov 2025 |
$270 | — |
| 3 Tipperary Street Box Hill 2765 742/2026/LD |
Dwelling house; Erection of a new structure | 18 Nov 2025 | Determined 25 Feb 2026 |
$764,500 | 1 |
| 32 Baystone Street Gables 2765 717/2026/LD |
Dwelling house; Erection of a new structure; Residential Accommodation | 18 Nov 2025 | Determined 24 Feb 2026 |
$687,674 | 1 |
| 105 Chadwick Drive Gables 2765 745/2026/LD |
Dwelling house; Erection of a new structure; Earthworks, retaining walls and structural support; Swimming pool | 18 Nov 2025 | Determined 9 Feb 2026 |
$1,028,940 | 1 |
| 9 Camille Place Glenhaven 2156 216/2026/LA/A |
Dwelling house; Alterations or additions to an existing building or structure | 18 Nov 2025 | Determined 29 Jan 2026 |
$3,050 | 1 |
| 128 Storyteller Parkway Gables 2765 737/2026/LD |
Dwelling house; Erection of a new structure; Residential Accommodation | 18 Nov 2025 | Determined 23 Dec 2025 |
$610,500 | 1 |
| 18 Hart Place Kellyville 2155 743/2026/LA |
Demolition; Dwelling house; Alterations or additions to an existing building or structure | 18 Nov 2025 | Determined 18 Dec 2025 |
$687,500 | 1 |
| 281 Old Northern Road Castle Hill 2154 272/2026/HA/A |
Restaurant or cafe; Small bar; Advertising and signage; Alterations or additions to an existing building or structure; Food and drink premise; Hours of operation and trading | 18 Nov 2025 | Determined 11 Dec 2025 |
$217,367 | — |
| 22 Dove Road Gables 2765 716/2026/LD |
Dwelling house; Erection of a new structure; Swimming pool | 17 Nov 2025 | Determined 3 Mar 2026 |
$980,000 | 1 |
| 12 Kalimna Drive Baulkham Hills 2153 731/2026/LD |
Dwelling house; Erection of a new structure | 17 Nov 2025 | Determined 16 Feb 2026 |
$893,755 | 1 |
| 28 Charles Street Baulkham Hills 2153 733/2026/LA |
Dwelling house; Alterations or additions to an existing building or structure | 17 Nov 2025 | Determined 12 Dec 2025 |
$403,200 | 1 |
| 26 Water Creek Boulevard Kellyville Nsw 1506/2021/LD/A |
Dwelling house; Erection of a new structure | 17 Nov 2025 | Determined 11 Dec 2025 |
$955,000 | 1 |
| 27 Hammond Court Baulkham Hills 2153 704/2026/LA |
Dwelling house; Alterations or additions to an existing building or structure | 14 Nov 2025 | Determined 21 Apr 2026 |
$70,400 | — |
| 3 Pellitt Lane Dural 2158 1035/2019/JP/E |
Seniors housing; Erection of a new structure | 14 Nov 2025 | Determined 24 Mar 2026 |
$42,822,736 | 97 |
| 7 Cadman Crescent Castle Hill 2154 110/2025/JP/C |
Demolition; Seniors housing; Independent living units; Erection of a new structure | 14 Nov 2025 | Determined 19 Feb 2026 |
$141,189,920 | 217 |
| 107 Chadwick Drive Gables 2765 728/2026/LD |
Dwelling house; Erection of a new structure | 14 Nov 2025 | Determined 13 Feb 2026 |
$1,103,454 | 1 |
| 74 Chadwick Drive Gables 2765 706/2026/LD |
Dwelling house; Erection of a new structure; Residential Accommodation | 14 Nov 2025 | Determined 3 Feb 2026 |
$900,000 | 1 |
| 27 Bluegate Street Box Hill 2765 718/2026/LD |
Dwelling house; Erection of a new structure | 14 Nov 2025 | Determined 21 Jan 2026 |
$461,030 | 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.