Development applications — Mosman Municipal Council
2,007 applications since 2019, proposing 2,503 new dwellings.
Largest by cost of works
| Address | What | Cost of works | Status |
|---|---|---|---|
| 44 Rangers Avenue Mosman 2088 | Demolition; Residential flat building; Erection of a new structure; Residential Accommodation | $123,342,161 | Under Assessment |
| 13-15 Moruben Road, Mosman, Nsw, 2088 | Demolition; Residential flat building | $61,517,780 | Under Assessment |
| 3 Moruben Road Mosman 2088 | Demolition; Residential flat building; Subdivision; Erection of a new structure | $58,878,600 | Under Assessment |
| 89 Cowles Road Mosman 2088 | Demolition; Residential flat building; Erection of a new structure; Residential Accommodation | $52,852,404 | Under Assessment |
| 50 Almora Street Mosman 2088 | Demolition; Residential flat building; Erection of a new structure | $50,470,296 | Under Assessment |
All applications, most recently lodged first
| Address | What | Lodged | Status | Cost | Dwellings |
|---|---|---|---|---|---|
| 87 Raglan Street Mosman 2088 8.2022.157.4 |
Dwelling house; Alterations or additions to an existing building or structure | 10 Feb 2026 | Determined 24 Mar 2026 |
$2,922,431 | 1 |
| 3 Elfrida Street Mosman 2088 N/A |
Dwelling house; Alterations or additions to an existing building or structure | — | Withdrawn 10 Feb 2026 |
$195,360 | 1 |
| 19 Whiting Beach Road Mosman 2088 8.2026.15.1 |
Shed; Erection of a new structure | 6 Feb 2026 | Determined 26 Mar 2026 |
$36,463 | — |
| 3 67a Avenue Road Mosman 2088 8.2026.13.1 |
Subdivision | 6 Feb 2026 | Determined 27 Mar 2026 |
$550 | — |
| 16 Spencer Road Mosman 2088 8.2026.14.1 |
Alterations or additions to an existing building or structure; Awnings, blinds and canopies; Supporting Development | 5 Feb 2026 | Determined 23 Mar 2026 |
$46,430 | — |
| 24 Iluka Road Mosman 2088 8.2024.179.4 |
Dwelling house; Alterations or additions to an existing building or structure | 5 Feb 2026 | Determined 23 Jun 2026 |
$336,600 | — |
| 40 Rangers Avenue Mosman 2088 8.2026.12.1 |
Dwelling house; Erection of a new structure | 4 Feb 2026 | Determined 2 Mar 2026 |
$186,450 | — |
| 3 Gibson Road Mosman 2088 8.2024.312.2 |
Demolition; Dwelling house; Erection of a new structure | 4 Feb 2026 | Determined 17 Jun 2026 |
$2,882,000 | 1 |
| 128 Raglan Street Mosman 2088 8.2020.125.3 |
Alterations or additions to an existing building or structure; Swimming pool | 4 Feb 2026 | Under Assessment | $7,200 | — |
| 31-33 Awaba Street Mosman 2088 8.2026.11.1 |
Residential flat building; Alterations or additions to an existing building or structure | 3 Feb 2026 | Determined 20 May 2026 |
$1,727,000 | 10 |
| 12 Rangers Avenue Mosman 2088 8.2026.9.1 |
Erection of a new structure; Carport | 28 Jan 2026 | Determined 24 Mar 2026 |
$35,150 | — |
| 35 Clanalpine Street Mosman 2088 8.2026.8.1 |
Alterations or additions to an existing building or structure; Swimming pool | 27 Jan 2026 | Determined 16 Mar 2026 |
$161,172 | — |
| 551-652 Military Road, Mosman 8.2009.343.7 |
Advertising and signage; Advertising structure | 27 Jan 2026 | Determined 17 Jun 2026 |
— | — |
| 21 Carrington Avenue Mosman 2088 8.2021.377.6 |
Dwelling house; Alterations or additions to an existing building or structure | 23 Jan 2026 | Determined 27 Feb 2026 |
— | 1 |
| 18a Musgrave Street Mosman 2088 8.2018.95.4 |
Dwelling house; Alterations or additions to an existing building or structure; Residential Accommodation | 22 Jan 2026 | Determined 4 May 2026 |
$350,000 | 1 |
| 799 Military Road Mosman 2088 8.2026.6.1 |
Alterations or additions to an existing building or structure; Shop; Neighbourhood shop | 21 Jan 2026 | Determined 26 Mar 2026 |
$442,090 | — |
| 47a Spofforth Street Mosman 2088 8.1999.412.3 |
Take away food and drink; Hours of operation and trading | 20 Jan 2026 | Determined 10 Aug 2026 |
$10,000 | — |
| 95 Cabramatta Road Mosman 2088 8.2023.27.3 |
Dwelling house; Alterations or additions to an existing building or structure; Garage, carport or carparking space; Residential Accommodation | 14 Jan 2026 | Determined 2 Mar 2026 |
$450,000 | 1 |
| 696 Military Road Mosman 2088 8.2024.144.3 |
Demolition | 14 Jan 2026 | Determined 13 Jul 2026 |
$45,161,758 | — |
| 3 Elfrida Street Mosman 2088 8.2026.3.1 |
Dwelling house; Alterations or additions to an existing building or structure | 9 Jan 2026 | Determined 10 Feb 2026 |
$192,610 | 1 |
| 744 Military Road Mosman 2088 8.2026.1.1 |
Dwelling house; Alterations or additions to an existing building or structure | 6 Jan 2026 | Withdrawn | $234,449 | 1 |
| 23 Noble Street Mosman 2088 8.2025.313.1 |
Attached dwelling; Demolition; Medium Density Housing; Erection of a new structure | 5 Jan 2026 | Determined 17 Jun 2026 |
$5,348,847 | 3 |
| 56 Bay Street Mosman 2088 8.2025.321.1 |
Erection of a new structure; Landscaping structures; Swimming pool | 2 Jan 2026 | Determined 23 Apr 2026 |
$372,900 | — |
| 18a Spencer Road Mosman 2088 8.2025.326.1 |
Dwelling house; Alterations or additions to an existing building or structure; Residential Accommodation | 2 Jan 2026 | Determined 4 May 2026 |
$1,170,629 | 1 |
| 1 Kirkoswald Avenue Mosman 2088 8.2025.314.1 |
Dwelling house; Alterations or additions to an existing building or structure | 1 Jan 2026 | Additional Information Requested | $14,836,871 | 1 |
| 167 Avenue Road Mosman 2088 8.2025.320.1 |
Residential flat building; Alterations or additions to an existing building or structure | 31 Dec 2025 | Determined 4 Feb 2026 |
$238,766 | — |
| 7 Burran Avenue Mosman 2088 8.2025.322.1 |
Dwelling house; Alterations or additions to an existing building or structure | 31 Dec 2025 | Withdrawn | $2,640,000 | 1 |
| 12a Stanton Road Mosman 2088 8.2025.319.1 |
Dwelling house; Alterations or additions to an existing building or structure | 30 Dec 2025 | Determined 29 Jan 2026 |
$80,300 | 1 |
| 11 Cross Street Mosman 2088 8.2025.310.1 |
Demolition; Alterations or additions to an existing building or structure; Erection of a new structure; Residential Accommodation | 24 Dec 2025 | Determined 17 Apr 2026 |
$321,200 | — |
| 21 Dalton Road Mosman 2088 8.2025.36.2 |
Dwelling house; Alterations or additions to an existing building or structure; Residential Accommodation | 23 Dec 2025 | Determined 25 Mar 2026 |
$770,000 | 1 |
| 38 Shadforth Street Mosman 2088 8.2025.308.1 |
Dwelling house; Alterations or additions to an existing building or structure | 23 Dec 2025 | Withdrawn | $817,300 | — |
| 9 Almora Street Mosman 2088 8.2025.309.1 |
Demolition; Dwelling house; Alterations or additions to an existing building or structure | 23 Dec 2025 | Determined 15 Apr 2026 |
$1,185,118 | 1 |
| 12 Edwards Bay Road Mosman 2088 8.2025.311.1 |
Dwelling house; Alterations or additions to an existing building or structure; Swimming pool | 23 Dec 2025 | Determined 18 Mar 2026 |
$2,752,984 | — |
| 1a Punch Street Mosman 2088 8.2025.312.1 |
Demolition; Residential flat building; Erection of a new structure | 22 Dec 2025 | Under Assessment | $6,671,894 | 6 |
| 9 Union Street Mosman 2088 8.2025.315.1 |
Dwelling house; Alterations or additions to an existing building or structure | 22 Dec 2025 | Determined 20 May 2026 |
$1,805,000 | 1 |
| 51 Holt Avenue Mosman 2088 8.2025.127.2 |
Dwelling house; Alterations or additions to an existing building or structure | 19 Dec 2025 | Determined 16 Mar 2026 |
$346,875 | — |
| 744 Military Road Mosman 2088 8.2025.254 |
Subdivision | 19 Dec 2025 | Withdrawn 24 Nov 2025 |
$20,000 | — |
| 28 Bray Street Mosman 2088 8.2025.307.1 |
Dwelling house; Alterations or additions to an existing building or structure; Residential Accommodation | 19 Dec 2025 | Determined 20 Apr 2026 |
$1,276,980 | 1 |
| 17 Balmoral Avenue Mosman 2088 8.2023.172.4 |
Dwelling house; Alterations or additions to an existing building or structure | 18 Dec 2025 | Determined 13 Jan 2026 |
— | 1 |
| 44 Rangers Avenue Mosman 2088 8.2025.306.1 |
Demolition; Residential flat building; Erection of a new structure; Residential Accommodation | 18 Dec 2025 | Under Assessment | $123,342,161 | 103 |
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.