Development applications — Willoughby City Council

3,055 applications since 2019, proposing 11,586 new dwellings.

Largest by cost of works

AddressWhatCost of worksStatus
345 Victoria Avenue Chatswood 2067Alterations or additions to an existing building or structure; Retail Premise$210,529,000Determined
345 Victoria Avenue Chatswood 2067Retail Premise; Hours of operation and trading$210,529,000Determined
345 Victoria Avenue Chatswood 2067Alterations and additions to commercial development$210,529,000Determined
3 9-11 Nelson Street Chatswood 2067Shop top housing; Mixed use development; Business premises; Office premises; Retail premises $171,343,351Additional Information Requested
8 Wilson St Chatswood - Lot 1/Dp1189541Residential flat building; Home business; Shop top housing; Office Premise; Erection of a new structure; Home occupation; Retail Premise$166,866,786Deferred Commencement

All applications, most recently lodged first

AddressWhatLodgedStatusCostDwellings
345 Victoria Avenue Chatswood 2067
DAM-2026/1
Alterations or additions to an existing building or structure; Retail Premise 9 Jan 2026 Determined
16 Feb 2026
207 Pacific Highway St Leonards 2065
DA-2026/7
Advertising and signage; Recreation facility (indoor); Hours of operation and trading 7 Jan 2026 Determined
12 Mar 2026
$555,500
1 Anderson Street Chatswood 2067
DA-2025/283
Alterations or additions to an existing building or structure; Retail Premise 5 Jan 2026 Determined
1 Apr 2026
452 Willoughby Road Willoughby 2068
DAM-2025/142
Residential flat building; Erection of a new structure 2 Jan 2026 Determined
6 Mar 2026
$75,595,024 154
11 Ferncourt Avenue Roseville 2069
DA-2025/285
Dwelling house; Alterations or additions to an existing building or structure 28 Dec 2025 Determined
10 Apr 2026
$1,430,000 1
6 Broughton Road Artarmon 2064
DA-2025/264
Alterations or additions to an existing building or structure; Shade structures of canvas, fabric, mesh or the like 22 Dec 2025 Determined
4 Feb 2026
$20,000
256 Victoria Avenue Chatswood 2067
DAM-2025/140
Alterations or additions to an existing building or structure; Food and drink premise 22 Dec 2025 Determined
10 Feb 2026
$245,000
25 Oakville Road Willoughby 2068
DA-2025/284
Alterations or additions to an existing building or structure; Semi-detached dwelling 22 Dec 2025 Determined
20 Mar 2026
$791,498 2
20 Robert Street Willoughby East 2068
DA-2025/280
Dwelling house; Alterations or additions to an existing building or structure 22 Dec 2025 Determined
1 Apr 2026
$611,300 1
54 Cliff Avenue Northbridge 2063
DA-2025/282
Demolition; Dwelling house; Erection of a new structure 22 Dec 2025 Determined
12 May 2026
$2,443,556 1
47 Darling Street Roseville 2069
DA-2025/278
Demolition; Erection of a new structure; Dual occupancy (attached) 21 Dec 2025 Determined
5 May 2026
$2,205,956 2
211 Mowbray Road Willoughby 2068
DA-2025/281
Alterations or additions to an existing building or structure; Access ramp 20 Dec 2025 Determined
29 May 2026
$700,330
3 Parnoo Avenue Castle Cove 2069
DA-2025/279
Dwelling house; Alterations or additions to an existing building or structure; Residential Accommodation 19 Dec 2025 Determined
10 Mar 2026
$124,400 1
90 Sydney Street Willoughby 2068
DA-2025/276
Dwelling house; Erection of a new structure 18 Dec 2025 Withdrawn $1,424,500 1
18 Harwood Avenue Chatswood 2067
DA-2025/277
Dwelling house; Alterations or additions to an existing building or structure 18 Dec 2025 Determined
17 Mar 2026
$307,648 1
315 Penshurst Street North Willoughby 2068
DA-2025/257
Pub; Alterations or additions to an existing building or structure 18 Dec 2025 Determined
14 May 2026
$1,677,511
27 Macquarie Street Chatswood 2067
DA-2025/275
Dwelling house; Alterations or additions to an existing building or structure; Residential Accommodation 17 Dec 2025 Determined
10 Feb 2026
$96,800 1
178 Sydney Street North Willoughby 2068
DA-2025/274
Dwelling house; Alterations or additions to an existing building or structure; Residential Accommodation 17 Dec 2025 Determined
15 Apr 2026
$303,293 1
25 Chiltern Road Willoughby 2068
DAM-2025/138
Alterations or additions to an existing building or structure; Carport; Driveways and hard stand spaces 16 Dec 2025 Determined
4 Feb 2026
$49,000
1 Frederick Street Artarmon 2064
DA-2025/271
Alterations or additions to an existing building or structure; Specialised Retail Premises 16 Dec 2025 Determined
6 Feb 2026
$150,000
4 Tenilba Road Northbridge 2063
DAM-2025/139
Dwelling house; Alterations or additions to an existing building or structure 16 Dec 2025 Determined
18 Feb 2026
$170,937 1
51 Tindale Road Artarmon 2064
DA-2025/273
Dwelling house; Alterations or additions to an existing building or structure 16 Dec 2025 Determined
20 Mar 2026
$1,354,773 1
18 Jenkins Street Chatswood 2067
DA-2025/272
Demolition; Subdivision; Erection of a new structure; Dual occupancy (attached) 16 Dec 2025 Determined
13 Apr 2026
$1,498,860 2
6 Marooba Road Northbridge 2063
DA-2025/265
Dwelling house; Alterations or additions to an existing building or structure; Residential Accommodation 16 Dec 2025 Determined
20 Apr 2026
$723,000 1
501 Willoughby Road Willoughby 2068
DA-2025/269
Shop top housing; Alterations or additions to an existing building or structure; Hardware and building supply 15 Dec 2025 Determined
17 Feb 2026
$48,500 1
124 Northcote Street Naremburn 2065
DA-2025/270
Erection of a new structure; Carport; Swimming pool; Residential Accommodation 15 Dec 2025 Determined
23 Mar 2026
$1,270,000
688 Pacific Highway Chatswood 2067
DAM-2025/135
Shop top housing; Commercial development; Erection of a new structure; Retail Premise 12 Dec 2025 Determined
20 May 2026
$20,700,000 26
799 Pacific Highway Chatswood 2067
DA-2025/251
Office Premise; Alterations or additions to an existing building or structure 11 Dec 2025 Determined
29 Jan 2026
$1,960,929
106 Warrane Road Chatswood 2067
DAM-2025/137
Dwelling house; Alterations or additions to an existing building or structure 11 Dec 2025 Determined
4 Mar 2026
$430,000 1
94 Artarmon Road Artarmon 2064
DA-2025/268
Dwelling house; Alterations or additions to an existing building or structure; Residential Accommodation 11 Dec 2025 Determined
25 Mar 2026
$681,819 1
27 Sydney Street Willoughby 2068
DA-2025/266
Dwelling house; Alterations or additions to an existing building or structure 10 Dec 2025 Determined
11 Mar 2026
$195,600 1
64 Stanley Street Chatswood 2067
DA-2025/267
Demolition; Residential flat building; Erection of a new structure; Residential Accommodation 10 Dec 2025 Determined
14 Apr 2026
$4,631,867 4
1 The Citadel Castlecrag 2068
DA-2025/261
Alterations or additions to an existing building or structure; Landscaping structures 9 Dec 2025 Determined
15 Jan 2026
$770
186 High Street North Willoughby 2068
DA-2025/262
Signage; Advertising and signage 9 Dec 2025 Determined
3 Feb 2026
$22,605
43 Donnelly Road Naremburn 2065
DA-2025/263
Signage; Advertising and signage 9 Dec 2025 Determined
4 Feb 2026
$22,605
105-107 Reserve Road Artarmon 2064
DAM-2025/136
Advertising and signage; Vehicle repair station 9 Dec 2025 Determined
9 Feb 2026
35 Sydney Street Willoughby 2068
DA-2025/260
Demolition; Dwelling house; Erection of a new structure 9 Dec 2025 Determined
19 Mar 2026
$1,414,811 1
279 Pacific Highway Artarmon 2064
DA-2025/259
Demolition; Commercial development; Advertising and signage; Office Premise; Erection of a new structure; Storage premises; Self storage units; Specialised Retail Premises; Vehicle Sales or Hire Premises 9 Dec 2025 Determined
14 Jul 2026
21a Morotai Crescent Castlecrag 2068
DA-2025/255
Dwelling house; Erection of a new structure 8 Dec 2025 Determined
20 Mar 2026
$2,004,000 1
1 Hawthorne Avenue Chatswood West 2067
DAM-2025/134
Demolition; Erection of a new structure; Residential Accommodation 4 Dec 2025 Determined
4 Feb 2026
$330,000

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.