Development applications — Mosman Municipal Council
2,061 applications since 2019, proposing 2,541 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 |
294 applications lodged in 2025
| Address | What | Lodged | Status | Cost | Dwellings |
|---|---|---|---|---|---|
| 2 Balmoral Avenue Mosman 2088 8.2025.253.1 |
Dwelling house; Alterations or additions to an existing building or structure | 17 Oct 2025 | Determined 13 Apr 2026 |
$2,722,500 | 1 |
| 110 Raglan Street Mosman 2088 8.2025.252.1 |
Dwelling house; Alterations or additions to an existing building or structure; Residential Accommodation | 15 Oct 2025 | Determined 19 Dec 2025 |
$359,700 | 1 |
| Spit Road Middle Harbour 8.2025.234.1 |
Alterations or additions to an existing building or structure; Marina | 10 Oct 2025 | Determined 18 Mar 2026 |
$6,737,213 | — |
| 23 Bapaume Road Mosman 2088 8.2025.232.1 |
Residential flat building; Alterations or additions to an existing building or structure | 10 Oct 2025 | Determined 18 Mar 2026 |
$466,400 | — |
| 180 Spit Road Mosman 2088 8.2025.227.1 |
Alterations or additions to an existing building or structure; Residential Accommodation | 8 Oct 2025 | Determined 17 Dec 2025 |
$1,276,011 | — |
| 7a Kardinia Road Mosman 2088 8.2025.242.1 |
Erection of a new structure; Shade structures of canvas, fabric, mesh or the like | 8 Oct 2025 | Determined 12 Nov 2025 |
$93,500 | — |
| 11a Musgrave Street Mosman 2088 8.2025.239.1 |
Demolition; Erection of a new structure; Dual occupancy (attached) | 7 Oct 2025 | Determined 18 Mar 2026 |
$8,956,907 | 2 |
| 47b Raglan Street Mosman 2088 8.2025.241.1 |
Dwelling house; Alterations or additions to an existing building or structure | 7 Oct 2025 | Determined 12 Feb 2026 |
$20,000 | 1 |
| 24 Middle Head Road Mosman 2088 8.2025.243.1 |
Dwelling house; Erection of a new structure; Residential Accommodation | 7 Oct 2025 | Determined 22 Dec 2025 |
$2,749,961 | 1 |
| 35 Pearl Bay Avenue Mosman 2088 8.2025.229.1 |
Dwelling house; Alterations or additions to an existing building or structure | 7 Oct 2025 | Under Assessment | $4,907,074 | 1 |
| 161 Middle Head Road Mosman 2088 8.2025.237.1 |
Demolition; Shop top housing; Alterations or additions to an existing building or structure | 3 Oct 2025 | Withdrawn | $12,945,840 | 6 |
| 49 Upper Avenue Road Mosman 2088 8.2025.240.1 |
Multi-dwelling housing; Erection of a new structure | 3 Oct 2025 | Determined 13 Feb 2026 |
$148,500 | — |
| 11/24 Warringah Rd Mosman Nsw 2088 8.2025.236.1 |
Alterations or additions to an existing building or structure; Multi-dwelling housing (terraces) | 3 Oct 2025 | Determined 28 Nov 2025 |
$130,000 | 1 |
| 34 Redan Street Mosman 2088 8.2025.235.1 |
Demolition; Residential flat building; Erection of a new structure | 3 Oct 2025 | Under Assessment | $7,260,000 | 3 |
| 17 Sirius Cove Road Mosman 2088 8.2025.226.1 |
Demolition; Dwelling house; Erection of a new structure | 1 Oct 2025 | Determined 15 Apr 2026 |
$3,740,911 | 1 |
| 98 Holt Avenue Mosman 2088 8.2025.225.1 |
Demolition; Erection of a new structure; Carport; Minor building alterations (external) | 29 Sep 2025 | Determined 18 Mar 2026 |
$70,329 | — |
| 69 Rangers Avenue Mosman 2088 8.2024.131.3 |
Dwelling house; Alterations or additions to an existing building or structure; Swimming pool | 25 Sep 2025 | Determined 23 Jan 2026 |
$904,832 | — |
| 2 Dalton Road Mosman 2088 8.2025.224.1 |
Seniors housing; Independent living units; Alterations or additions to an existing building or structure | 25 Sep 2025 | Withdrawn | $565,686 | — |
| 10 Edwards Bay Road Mosman 2088 8.2024.202.3 |
Dwelling house; Alterations or additions to an existing building or structure | 24 Sep 2025 | Determined 23 Dec 2025 |
$2,343,000 | — |
| 23 Awaba Street Mosman 2088 8.2025.220.1 |
Alterations or additions to an existing building or structure; Earthworks, retaining walls and structural support | 23 Sep 2025 | Determined 23 Dec 2025 |
$169,197 | — |
| 1 James King Lane Mosman 2088 8.2025.214.1 |
Dwelling house; Alterations or additions to an existing building or structure; Balcony, deck, patio, terrace or verandah; Earthworks, retaining walls and structural support; Garage, carport or carparking space; Swimming pool | 22 Sep 2025 | Withdrawn | $2,310,000 | 1 |
| 43 Congewoi Road Mosman 2088 8.2025.216.1 |
Demolition; Dwelling house; Alterations or additions to an existing building or structure | 19 Sep 2025 | Determined 18 Feb 2026 |
$235,875 | — |
| 6 Milner Street Mosman 2088 8.2025.201.1 |
Dwelling house; Alterations or additions to an existing building or structure | 19 Sep 2025 | Withdrawn | $491,552 | 1 |
| 5 Superba Parade Mosman 2088 8.2025.212.1 |
Dwelling house; Alterations or additions to an existing building or structure | 18 Sep 2025 | Determined 18 Mar 2026 |
$2,277,752 | 1 |
| 144 Raglan Street Mosman 2088 8.2025.198.1 |
Place of public worship; Alterations or additions to an existing building or structure | 17 Sep 2025 | Determined 17 Dec 2025 |
$6,886,169 | — |
| 50 Almora Street Mosman 2088 8.2025.208.1 |
Demolition; Residential flat building; Erection of a new structure | 17 Sep 2025 | Under Assessment | $50,470,296 | 14 |
| 3 Methuen Avenue Mosman 2088 8.2025.209.1 |
Erection of a new structure; Fences | 17 Sep 2025 | Determined 9 Oct 2025 |
$22,000 | — |
| 30 Botanic Road Mosman 2088 8.2025.203.1 |
Dwelling house; Alterations or additions to an existing building or structure | 16 Sep 2025 | Operational consent issued 3 Mar 2026 |
$1,076,900 | 1 |
| 29 Heydon Street Mosman 2088 8.2025.202.1 |
Demolition; Residential flat building; Erection of a new structure | 12 Sep 2025 | Operational consent issued 15 Apr 2026 |
$20,363,805 | 27 |
| 123 Avenue Road Mosman 2088 8.2023.136.4 |
Dwelling house; Alterations or additions to an existing building or structure; Residential Accommodation | 12 Sep 2025 | Determined 18 Feb 2026 |
$846,686 | 1 |
| 1a Gordon Street Mosman 2088 8.2024.148.3 |
Demolition; Dwelling house; Alterations or additions to an existing building or structure | 11 Sep 2025 | Determined 13 Jan 2026 |
$211,330 | 1 |
| 2 Buena Vista Avenue Mosman 2088 8.2025.193.1 |
Dwelling house; Alterations or additions to an existing building or structure | 10 Sep 2025 | Determined 19 Nov 2025 |
$2,933,036 | 1 |
| 6 The Grove Mosman 2088 8.2022.361.2 |
Demolition; Dwelling house; Erection of a new structure; Residential Accommodation | 10 Sep 2025 | Determined 16 Mar 2026 |
$2,926,848 | 1 |
| 4 Inkerman Street Mosman 2088 8.2020.93.2 |
Demolition; Dwelling house; Erection of a new structure | 8 Sep 2025 | Determined 17 Oct 2025 |
$1,250,000 | 1 |
| 7 Gurrigal Street Mosman 2088 8.2024.290.3 |
Demolition; Residential flat building; Erection of a new structure | 4 Sep 2025 | Determined 25 Nov 2025 |
$7,918,711 | 9 |
| 11 Rickard Avenue Mosman 2088 8.2025.190.1 |
Demolition; Dwelling house; Erection of a new structure | 3 Sep 2025 | Determined 18 Mar 2026 |
$3,028,569 | 1 |
| 801 Military Road Mosman 2088 8.2025.192.1 |
Alterations or additions to an existing building or structure; Food and drink premise | 29 Aug 2025 | Determined 13 Oct 2025 |
$367,040 | — |
| 91 Avenue Road Mosman 2088 8.2025.188.1 |
Demolition; Residential flat building; Erection of a new structure | 29 Aug 2025 | Under Assessment | $11,546,338 | 8 |
| 12 Stanley Avenue Mosman 2088 8.2025.178.1 |
Dwelling house; Alterations or additions to an existing building or structure | 27 Aug 2025 | Determined 19 Nov 2025 |
$2,870,255 | — |
| 14 Burran Avenue Mosman 2088 8.2025.182.1 |
Erection of a new structure; Stairway; Supporting Development | 26 Aug 2025 | Under Assessment | — | — |
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.