State Significant Development Applications in the Willoughby LGA

Below is a table of recent State Significant Development Applications (SSDAs) in the Willoughby LGA. The table is reviewed and updated quarterly, and while every effort is made to ensure it is accurate, please refer to the NSW Government Planning Portal for the most up to date list and status of State Significant Development Applications.

The table below is up to date as of 25 February 2026.

Approved State Significant Development Applications (1511 dwellings approved)

Application no.

Street address

Brief description

Status

No. of dwellings

 SSD-74319707

 

 849, 853, 859 Pacific Highway
2-8 Wilson Street

 

Mixed use development: bonus in-fill affordable housing

 

Approved

 

308

SSD-74439970

5-9 Gordon Avenue

Mixed use development: bonus in-fill affordable housing

Approved

91

SSD-75408008

44-52 Anderson Street

Mixed use development: bonus in-fill affordable housing

Approved

123

SSD-72891212

57-61 Archer Street
34 Albert Street

Mixed use development: bonus in-fill affordable housing

Approved

150

SSD-59805958

763-769 Pacific Highway

Build-to-rent

Approved

198

SSD-74670720

38-42 Anderson Street
3 Mcintosh Street
2 Day Street

Mixed use development: bonus in-fill affordable housing

Approved

258

SSD-76555711

3-5 Help Street

Mixed use development: bonus in-fill affordable housing

Approved

160

SSD-78520463

54-56 Anderson Street

Mixed use development: bonus in-fill affordable housing

Approved

122

SSD-7712711

691-699 Pacific Highway

Mixed use development: bonus in-fill affordable housing

Approved

101

 

Proposed State Significant Development Applications (6544 dwellings proposed)

Application no.

Street address

Brief description

Status

No. of dwellings

 SSD-93776214


849, 853, 859 Pacific Highway & 2-8 Wilson Street, Chatswood


Mixed Use Development: Bonus infill affordable housing


Under assessment


450 
SSD-73277714


37 Archer Street, Chatswood


Mixed Use Development: Bonus infill affordable housing


 
Under assessment


 125
SSD-63324208


410-416 Victoria Avenue, Chatswood


Build-to-Rent


Under assessment


 260
SSD-94409457


51-55 Archer Street, Chatswood


 
Residential Flat Building



Under assessment


 
111 
SSD-73505961


613-627 Pacific Highway, Chatswood


Mixed Use Development: Bonus infill affordable housing


Under assessment


 136
SSD-61559214


845 Pacific Highway, Chatswood


Mixed Use Development: Bonus infill affordable housing


Under assessment


500 
N/A 272 and 282 Victoria Avenue, Chatswood


Mixed Use Development: Bonus infill affordable housing


Preparing to be lodged to the Department


151-200


SSD-96078708


 
754 Pacific Highway, Chatswood


Seniors Living


Under assessment


 
 147
 N/A 5-7 Havilah Street, Chatswood


Mixed Use Development: Bonus infill affordable housing


Preparing to be lodged to the Department


 280
N/A 12-14 Malvern Avenue, Chatswood


Mixed Use Development: Bonus infill affordable housing


To be lodged to the Department


 
 370
SSD-87033962


815 Pacific Highway, Chatswood


Mixed Use Development: Bonus infill affordable housing


Under assessment


506 
SSD-85024458


61A-65 Albert Avenue (Mandarin Centre)


Mixed Use Development: Bonus infill affordable housing


Under assessment


300 
SSD-93766223


10 Gordon Avenue & 9-19 Nelson Street, Chatswood


 
Mixed Use Development: Bonus infill affordable housing


Under assessment


 403
N/A 1a to 29 Bowen Street, 12 and Moriarty Road, 16 and 18 Moriarty Road, Chatswood


Residential Flat Building


Preparing to be lodged to the Department


129 
N/A Spring Street Part 1 – 35 Albert Avenue, Chatswood


Mixed Use Development: Bonus infill affordable housing


 
Preparing to be lodged to the Department


 100
N/A Spring Street Part 2 - 56 Archer Street, 66-70 Archer Street, 1 Spring Street, 3-9 Spring Street, 11 Spring Street, 13 Spring Street, Chatswood


Mixed Use Development: Bonus infill affordable housing


Preparing to be lodged to the Department


 760
N/A  300, 300A, and 302 Victoria Avenue, Chatswood


Mixed Use Development: Bonus infill affordable housing


Lodged EOI to the HDA seeking SSD status


 105
N/A  20, 22, and 24 Thomas Street, Chatswood


Mixed Use Development: Bonus infill affordable housing


Lodged EOI to the HDA seeking SSD status


 150
SSD-100006957


 
339 Mowbray Road, Chatwood (Dive Site)


 
Build-to-Rent


Under assessment


 
 180

N/A

1-5 View Street, Chatswood

Mixed use development

The Housing Development Authority will consider whether this application should proceed

276

SSD-88511459

33 and 37 Herbert Street, St Leonards

Mixed use development

Under assessment

300

SSD-90134958

100 Edinburgh Road, Castlecrag

Mixed use development

Under assessment

150

N/A

1 McCabe Place
7 McCabe Place

Residential flat building

The Housing Development Authority will consider whether this application should proceed

124

N/A

170 Epping Road, Lane Cove North

Mixed use development

The Housing Development Authority will consider whether this application should proceed

Unknown at this stage

N/A 2-6 Warners Avenue and 88-96 Eastern Valley Way

Residential flat building

The Housing Development Authority will consider whether this application should proceed

136

 N/A 407 Pacific Highway, Artarmon Residential flat building The Housing Development Authority will consider whether this application should proceed


 216
 N/A 76, 78 and 80 Cliff Avenue, Northbridge Residential flat building The Housing Development Authority will consider whether this application should proceed


 130