Development applications — Northern Beaches Council
14,138 applications since 2019, proposing 23,703 new dwellings.
Largest by cost of works
| Address | What | Cost of works | Status |
|---|---|---|---|
| 70 Killarney Drive Killarney Heights 2087 | Pools / decks / fencing; Alterations and additions to residential development | $129,093,500 | Determined |
| 14-21 Wentworth Street, Manly | Shop top housing; Erection of a new structure | $107,606,539 | Determined |
| 14-21 Wentworth Street, Manly | Shop top housing; Erection of a new structure | $107,606,539 | Determined |
| 14-21 Wentworth Street, Manly | Other | $107,606,539 | Determined |
| 14-21 Wentworth Street, Manly | Other | $107,606,539 | Cancelled |
All applications, most recently lodged first
| Address | What | Lodged | Status | Cost | Dwellings |
|---|---|---|---|---|---|
| 5 129 Bower Street Manly 2095 DA2025/1256 |
Residential flat building; Alterations or additions to an existing building or structure | 11 Sep 2025 | Determined 25 Nov 2025 |
$262,976 | 1 |
| 6 Killawarra Road Duffys Forest 2084 DA2025/1261 |
Dwelling house; Alterations or additions to an existing building or structure; Erection of a new structure; Cabanas, cubby houses, ferneries, garden sheds, gazebos and greenhouses; Carport; Tennis courts; Swimming pool | 11 Sep 2025 | Determined 19 Nov 2025 |
$1,155,000 | — |
| 728 Barrenjoey Road Avalon Beach 2107 Mod2025/0516 |
Alterations or additions to an existing building or structure; Balcony, deck, patio, terrace or verandah | 11 Sep 2025 | Determined 13 Oct 2025 |
$196,000 | — |
| 4 Jabiru Close Mona Vale 2103 DA2025/1277 |
Alterations or additions to an existing building or structure; Residential Accommodation | 11 Sep 2025 | Determined 10 Oct 2025 |
$119,000 | — |
| 10 West Street Balgowlah 2093 Mod2025/0503 |
Alterations or additions to an existing building or structure; Dual occupancy (attached); Residential Accommodation | 11 Sep 2025 | Withdrawn 11 Sep 2024 |
$322,575 | 2 |
| 119 Hudson Parade Clareville 2107 Mod2025/0519 |
Alterations or additions to an existing building or structure; Garage, carport or carparking space | 11 Sep 2025 | Determined 26 Sep 2025 |
$220,000 | — |
| 1 Jenner Street Seaforth 2092 DA2025/1248 |
Dwelling house; Alterations or additions to an existing building or structure; Residential Accommodation | 10 Sep 2025 | Withdrawn | $17,325 | 2 |
| 633 Warringah Road Forestville 2087 DA2025/1249 |
Multi-dwelling housing; Change of use of land or a building or the classification of a building under the Building Code of Australia; Residential Accommodation | 10 Sep 2025 | Determined 5 Nov 2025 |
— | 6 |
| Lot 12 Dp 1303339 DA2025/1236 |
Dwelling house; Alterations or additions to an existing building or structure | 9 Sep 2025 | Deferred Commencement 3 Dec 2025 |
$220,000 | — |
| 78 Birkley Road Manly 2095 DA2025/1235 |
Dwelling house; Alterations or additions to an existing building or structure; Erection of a new structure; Garage, carport or carparking space; Residential Accommodation; Supporting Development | 9 Sep 2025 | Determined 15 Dec 2025 |
$852,500 | 1 |
| 40 Clontarf Street Seaforth 2092 DA2025/1224 |
Alterations or additions to an existing building or structure; Carport | 8 Sep 2025 | Determined 19 Jan 2026 |
$95,000 | 1 |
| 100 Cabarita Road Avalon Beach 2107 Mod2025/0496 |
Demolition; Dwelling house; Erection of a new structure | 8 Sep 2025 | Additional Information Requested 11 Dec 2024 |
$12,164,980 | 1 |
| 170 Elanora Road Elanora Heights 2101 DA2025/1234 |
Dwelling house; Erection of a new structure; Residential Accommodation | 8 Sep 2025 | Determined 17 Dec 2025 |
$956,715 | 1 |
| 11 Addison Road Manly 2095 DA2025/1260 |
Residential flat building; Alterations or additions to an existing building or structure | 8 Sep 2025 | Determined 23 Oct 2025 |
$352,000 | — |
| 327 Mona Vale Road Terrey Hills 2084 DA2025/1229 |
Restaurant or cafe; Alterations or additions to an existing building or structure; Food and drink premise | 8 Sep 2025 | Determined 4 Dec 2025 |
— | — |
| 31 Coreen Avenue Terrey Hills 2084 Mod2025/0504 |
Dwelling house; Alterations or additions to an existing building or structure | 8 Sep 2025 | Determined 29 Oct 2025 |
$456,100 | 1 |
| 31 Marine Parade Avalon Beach 2107 Mod2025/0491 |
Dwelling house; Erection of a new structure | 8 Sep 2025 | Determined 15 Oct 2025 |
$825,500 | 1 |
| 138 Prince Alfred Parade Newport 2106 Mod2025/0498 |
Dwelling house; Alterations or additions to an existing building or structure | 8 Sep 2025 | Determined 8 Oct 2025 |
$2,671,666 | 1 |
| 75 Beatrice Street Balgowlah Heights 2093 DA2025/1258 |
Dwelling house; Alterations or additions to an existing building or structure | 6 Sep 2025 | Determined 8 Jan 2026 |
$598,400 | 1 |
| 31 Banksia Street Dee Why 2099 DA2025/1193 |
Subdivision | 5 Sep 2025 | Determined 19 Nov 2025 |
$352,000 | — |
| 4 Trentwood Park Avalon Beach 2107 DA2025/1253 |
Dwelling house; Alterations or additions to an existing building or structure | 5 Sep 2025 | Determined 11 Dec 2025 |
$666,000 | — |
| 2 Emmett Place Killarney Heights 2087 DA2025/1255 |
Subdivision; Change of use of land or a building or the classification of a building under the Building Code of Australia; Dual occupancy (detached) | 5 Sep 2025 | Determined 14 Nov 2025 |
— | 2 |
| 14 2 Queenscliff Road Queenscliff 2096 DA2025/1230 |
Demolition; Multi-dwelling housing; Alterations or additions to an existing building or structure | 5 Sep 2025 | Determined 17 Nov 2025 |
$46,778 | — |
| 84 Toronto Avenue Cromer 2099 Mod2025/0505 |
Demolition; Dwelling house; Erection of a new structure | 5 Sep 2025 | Determined 20 Oct 2025 |
$1,914,343 | 1 |
| 12 Hope Avenue North Manly 2100 DA2025/1223 |
Erection of a new structure; Minor building alterations (external); Supporting Development | 5 Sep 2025 | Determined 9 Oct 2025 |
$151,250 | — |
| 9 9 Raven Circuit Warriewood 2102 Mod2025/0506 |
Dwelling house; Erection of a new structure | 5 Sep 2025 | Determined 10 Sep 2025 |
$5,500 | 1 |
| 13 Clavering Road Seaforth 2092 DA2025/1222 |
Dwelling house; Erection of a new structure; Residential Accommodation | 4 Sep 2025 | Determined 17 Jun 2026 |
$2,692,848 | 1 |
| 14 Makim Street North Curl Curl 2099 DA2025/1205 |
Demolition; Subdivision; Dual occupancy (attached); Swimming pool | 4 Sep 2025 | Determined 5 Jun 2026 |
$1,800,329 | 2 |
| 161c Seaforth Crescent Seaforth 2092 DA2025/1210 |
Erection of a new structure; Residential Accommodation | 4 Sep 2025 | Withdrawn | $184,250 | — |
| 31 Warraba Road North Narrabeen 2101 DA2025/1127 |
Industrial development; Change of use of land or a building or the classification of a building under the Building Code of Australia; General industry | 4 Sep 2025 | Under Assessment | — | — |
| 23 Hudson Parade Avalon Beach 2107 DA2025/1247 |
Dwelling house; Alterations or additions to an existing building or structure; Residential Accommodation | 4 Sep 2025 | Determined 10 Dec 2025 |
$748,000 | 1 |
| 12 Monserra Road Allambie Heights 2100 DA2025/1195 |
Attached dwelling; Dwelling house; Alterations or additions to an existing building or structure | 4 Sep 2025 | Determined 24 Nov 2025 |
$440,419 | — |
| 14/-/Sp2373 DA2025/1213 |
Demolition; Residential flat building; Alterations or additions to an existing building or structure | 4 Sep 2025 | Determined 28 Oct 2025 |
$300,300 | 1 |
| 18 Ocean Grove Collaroy 2097 DA2025/1239 |
Alterations or additions to an existing building or structure; Residential Accommodation | 4 Sep 2025 | Determined 23 Oct 2025 |
$450,000 | — |
| 29 Eurobin Avenue Manly 2095 DA2025/1220 |
Dwelling house; Alterations or additions to an existing building or structure | 4 Sep 2025 | Determined 20 Oct 2025 |
$15,400 | — |
| 102 Prince Charles Road Frenchs Forest 2086 DA2025/1240 |
Dual occupancy; Subdivision; Alterations or additions to an existing building or structure; Dual occupancy (attached) | 3 Sep 2025 | Determined 10 Dec 2025 |
$1,063,975 | 2 |
| 3a Wattle Road Ingleside 2101 DA2025/1242 |
Secondary dwelling; Dwelling house; Alterations or additions to an existing building or structure | 3 Sep 2025 | Determined 17 Feb 2026 |
$4,682,807 | 2 |
| Glenaeon Avenue Belrose 2085 DA2025/1212 |
Alterations or additions to an existing building or structure; Landscaping structures; Pathways and paving | 3 Sep 2025 | Determined 9 Jan 2026 |
$205,000 | — |
| 8 Cutler Road Clontarf 2093 DA2025/1200 |
Demolition; Alterations or additions to an existing building or structure; Dual occupancy (attached); Driveways and hard stand spaces; Swimming pool | 3 Sep 2025 | Withdrawn | $1,812,093 | 2 |
| 79 Barrenjoey Road Mona Vale 2103 DA2025/1227 |
Signage; Advertising and signage; Advertising structure | 3 Sep 2025 | Determined 7 Nov 2025 |
$104,500 | — |
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.