Development applications — Northern Beaches Council

14,135 applications since 2019, proposing 23,701 new dwellings.

Largest by cost of works

AddressWhatCost of worksStatus
70 Killarney Drive Killarney Heights 2087Pools / decks / fencing; Alterations and additions to residential development$129,093,500Determined
14-21 Wentworth Street, ManlyShop top housing; Erection of a new structure$107,606,539Determined
14-21 Wentworth Street, ManlyShop top housing; Erection of a new structure$107,606,539Determined
14-21 Wentworth Street, ManlyOther$107,606,539Determined
14-21 Wentworth Street, ManlyOther$107,606,539Cancelled

All applications, most recently lodged first

AddressWhatLodgedStatusCostDwellings
27 Brown Street Forestville 2087
DA2025/1640
Demolition; Multi-dwelling housing; Erection of a new structure 9 Jul 2026 Under Assessment $2,860,681 4
7 Cashel Crescent Killarney Heights 2087
DA2026/0900
Alterations or additions to an existing building or structure; Balcony, deck, patio, terrace or verandah 9 Jul 2026 Under Assessment $54,890
37 Monash Parade Dee Why 2099
Mod2026/0351
Dwelling house; Erection of a new structure 9 Jul 2026 Determined
10 Jul 2026
$1,508,547 1
7 Clavering Road Seaforth 2092
DA2026/0902
Dwelling house; Erection of a new structure; Earthworks, retaining walls and structural support; Swimming pool 9 Jul 2026 Under Assessment $2,898,500 1
14 Taylor Street North Curl Curl 2099
Mod2026/0350
Demolition; Dwelling house; Erection of a new structure; Swimming pool 9 Jul 2026 Under Assessment $3,097,699 1
9a Amiens Road Clontarf 2093
DA2026/0901
Demolition; Dwelling house; Erection of a new structure 9 Jul 2026 Under Assessment $8,859,416 1
65 Anzac Avenue Collaroy 2097
DA2026/0362
Demolition; Dwelling house; Erection of a new structure; Balcony, deck, patio, terrace or verandah; Driveways and hard stand spaces; Pathways and paving; Swimming pool 9 Jul 2026 Determined
15 Jul 2026
$1,872,622 1
5 Eustace Street Manly 2095
DA2026/0903
Dwelling house; 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 9 Jul 2026 Under Assessment $995,500
23a Heath Street Mona Vale 2103
DA2026/0603
Change of use of land or a building or the classification of a building under the Building Code of Australia; Group home 9 Jul 2026 Deferred Commencement
13 Aug 2026
$143,000 1
3 Ann Street Frenchs Forest 2086
DA2026/0537
Demolition; Subdivision; Erection of a new structure; Dual occupancy (attached) 9 Jul 2026 Determined
14 Aug 2026
$1,216,683 2
50 Adams Street Curl Curl 2096
DA2026/0894
Demolition; Dwelling house; Erection of a new structure 8 Jul 2026 Under Assessment $1,650,000 1
4 Allington Crescent Elanora Heights 2101
DA2026/0342
Dwelling house; Alterations or additions to an existing building or structure; Balcony, deck, patio, terrace or verandah; Garage, carport or carparking space 8 Jul 2026 Additional Information Requested $222,200
22 Headland Road North Curl Curl 2099
Mod2026/0248
Demolition; Dwelling house; Erection of a new structure; Residential Accommodation 8 Jul 2026 Determined
27 Jul 2026
$2,910,000 1
170 South Creek Road Cromer 2099
Mod2026/0345
Alterations or additions to an existing building or structure; General industry 8 Jul 2026 Under Assessment $550,000
11 Wareham Crescent Frenchs Forest 2086
DA2026/0892
Dwelling house; Alterations or additions to an existing building or structure 8 Jul 2026 Determined
11 Aug 2026
$275,000
47a Alexander Street Collaroy 2097
DA2026/0872
Dwelling house; Alterations or additions to an existing building or structure 8 Jul 2026 Additional Information Requested $49,606 1
40 Emma Street Mona Vale 2103
DA2026/0898
Subdivision 8 Jul 2026 Under Assessment $5,500
141a Fuller Street Narrabeen
DA2026/0899
Dwelling house; Alterations or additions to an existing building or structure 8 Jul 2026 Determined
14 Aug 2026
$63,745
310 Lower Plateau Road Bilgola Plateau 2107
DA2026/0888
Alterations or additions to an existing building or structure; Carport 8 Jul 2026 Additional Information Requested $330,000
84 Lagoon Street Narrabeen 2101
Mod2026/0349
Demolition; Dwelling house; Erection of a new structure 8 Jul 2026 Determined
19 Aug 2026
$1,705,000 1
4 Namona Street North Narrabeen 2101
DA2026/0661
Dwelling house; Alterations or additions to an existing building or structure 7 Jul 2026 Under Assessment $18,700
10 90 Howard Avenue Dee Why 2099
DA2026/0887
Residential flat building; Alterations or additions to an existing building or structure 7 Jul 2026 Under Assessment $154,866 1
6 Nullaburra Road Newport 2106
DA2026/0861
Secondary dwelling; Change of use of land or a building or the classification of a building under the Building Code of Australia 7 Jul 2026 Additional Information Requested $229,000 1
11 Osborne Road Manly 2095
DA2026/0874
Residential flat building; Subdivision 7 Jul 2026 Under Assessment 8
8 Cecil Road Newport 2106
Mod2026/0337
Dwelling house; Alterations or additions to an existing building or structure 7 Jul 2026 Determined
13 Aug 2026
26 Ralston Road Palm Beach 2108
Mod2026/0343
Demolition; Dwelling house; Erection of a new structure 7 Jul 2026 Determined
10 Aug 2026
$4,355,000 2
61 Bungaloe Avenue Balgowlah 2093
DA2026/0833
Dwelling house; Alterations or additions to an existing building or structure 6 Jul 2026 Additional Information Requested $300,000 1
52 Amourin Street North Manly 2100
DA2026/0881
Demolition; Erection of a new structure; Residential Accommodation 6 Jul 2026 Under Assessment $1,138,500
225 Whale Beach Road Whale Beach 2107
Mod2026/0342
Dwelling house; Alterations or additions to an existing building or structure 6 Jul 2026 Under Assessment $2,918,860 1
173 Plateau Road Bilgola Plateau 2107
DA2026/0878
Dwelling house; Alterations or additions to an existing building or structure 6 Jul 2026 Additional Information Requested $60,000
234 Lower Plateau Road Bilgola Plateau 2107
DA2026/0545
Dwelling house; Alterations or additions to an existing building or structure 6 Jul 2026 Determined
17 Jul 2026
$112,200 1
106 Warriewood Road Warriewood 2102
DA2026/0866
Erection of a new structure; Earthworks, retaining walls and structural support; Swimming pool 6 Jul 2026 Determined
31 Jul 2026
$85,000
154 Plateau Road Bilgola Plateau 2107
Mod2026/0341
Alterations or additions to an existing building or structure; Driveways and hard stand spaces; Garage, carport or carparking space; Minor building alterations (internal); Minor building alterations (external); Swimming pool 6 Jul 2026 Additional Information Requested $986,440
681 Warringah Road Forestville 2087
DA2026/0870
Demolition; Residential flat building; Erection of a new structure 6 Jul 2026 Under Assessment $19,277,467 30
14 Kywong Road Elanora Heights 2101
DA2026/0860
Erection of a new structure; Swimming pool 5 Jul 2026 Additional Information Requested $180,000
17 Philip Road Mona Vale 2103
DA2026/0882
Demolition; Dwelling house; Alterations or additions to an existing building or structure; Residential Accommodation 4 Jul 2026 Under Assessment $367,565 1
91 Peacock Street Seaforth 2092
DA2026/0873
Demolition; Dwelling house; Erection of a new structure 4 Jul 2026 Under Assessment $1,287,000 1
482 Barrenjoey Road Avalon Beach 2107
DA2026/0864
Dwelling house; Erection of a new structure; Residential Accommodation 3 Jul 2026 Withdrawn $242,000 1
31 Kevin Avenue Avalon Beach 2107
DA2026/0863
Dwelling house; Alterations or additions to an existing building or structure; Erection of a new structure; Balcony, deck, patio, terrace or verandah; Barbecues and other outdoor cooking structures; Minor building alterations (internal); Minor building alterations (external); Pathways and paving; Privacy screens; Rainwater tanks; Skylights, roof windows and ventilators 2 Jul 2026 Under Assessment $1,200,000
9 Clifford Avenue Fairlight 2094
DA2026/0862
Demolition; Dwelling house; Erection of a new structure 2 Jul 2026 Under Assessment $4,528,899 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.