Development applications in Mount Ousley, NSW 2519
11 development applications were lodged for properties in Mount Ousley from Oct 2025 to Sep 2026. What is being built, how much of it is housing, and where each application stands.
Latest council activity:
Applications lodged
11
incl. 1 modifications
Decided
8
2 still in progress
New dwellings proposed
8
stated on applications
Declared construction value
$4.8M
across 9 applications
Applications lodged each month
Oct 2025 to Sep 2026. The latest month is month-to-date, and councils can publish applications a few weeks after lodgement.
- 4Oct
- 1Nov
- 0Dec
- 0Jan
- 2Feb
- 0Mar
- 0Apr
- 0May
- 1Jun
- 0Jul
- 2Aug
- 1Sep
What is being proposed
10 new applications by main type of work (modifications excluded).
- Alterations & additions5
- New houses2
- Apartments & townhouses1
- Commercial, industrial & community1
- Pools, sheds, garages & decks1
Where applications stand
Status of the 11 applications lodged in the last 12 months.
- Approved
- 0
- Determined (outcome not stated)
- 8
- Refused
- 0
- Withdrawn or not accepted
- 1
- In progress
- 2
Many council records only say an application was "determined", without saying whether it was approved, so those are shown separately rather than counted as approvals.
Largest projects in the last 12 months
Ranked by dwellings proposed, then declared construction cost.
- Determined
65-67 Mount Ousley Road
Demolition, Medium Density Housing, Erection of a new structure, Multi-dwelling housing (terraces)
Apartments & townhouses · Lodged 28 Nov 2025 · 7 dwellings · $1M–$5M
- In progress
18 Jobson Avenue
Dwelling house, Erection of a new structure, Residential Accommodation
New houses · Lodged 21 Aug 2026 · 1 dwelling · $500K–$1M
- Determined
46 Mcmahon Street
Dwelling house, Alterations or additions to an existing building or structure
Alterations & additions · Lodged 25 Feb 2026 · $500K–$1M
- Determined
17 Gowan Brae Avenue
Alterations or additions to an existing building or structure, Residential Accommodation
Alterations & additions · Lodged 15 Aug 2026 · $100K–$500K
- Determined
74 Dumfries Avenue
Alterations or additions to an existing building or structure, Residential Accommodation
Alterations & additions · Lodged 10 Oct 2025 · $100K–$500K
Most recent applications
The 24 applications lodged in Mount Ousley, newest first. Costs are shown as bands.
- In progress
14 Burling Avenue
Demolition, Erection of a new structure, Earthworks, retaining walls and structural support
Pools, sheds, garages & decks · Lodged 17 Sept 2026 · Under $100K
- In progress
18 Jobson Avenue
Dwelling house, Erection of a new structure, Residential Accommodation
New houses · Lodged 21 Aug 2026 · 1 dwelling · $500K–$1M
- Determined
17 Gowan Brae Avenue
Alterations or additions to an existing building or structure, Residential Accommodation
Alterations & additions · Lodged 15 Aug 2026 · $100K–$500K
- Determined
46 Mcmahon Street
Dwelling house, Alterations or additions to an existing building or structure
Alterations & additions · Lodged 3 June 2026 · Modification
- Determined
46 Mcmahon Street
Dwelling house, Alterations or additions to an existing building or structure
Alterations & additions · Lodged 25 Feb 2026 · $500K–$1M
- Determined
21 Mount Ousley Road
Signage, Advertising and signage
Commercial, industrial & community · Lodged 4 Feb 2026 · Under $100K
- Determined
65-67 Mount Ousley Road
Demolition, Medium Density Housing, Erection of a new structure, Multi-dwelling housing (terraces)
Apartments & townhouses · Lodged 28 Nov 2025 · 7 dwellings · $1M–$5M
- Determined
4 Woodland Parade
Alterations or additions to an existing building or structure, Erection of a new structure, Earthworks, retaining walls and structural…
Alterations & additions · Lodged 29 Oct 2025 · Under $100K
- Withdrawn
29 Jobson Avenue
Dwelling house, Erection of a new structure
New houses · Lodged 17 Oct 2025 · 1 dwelling · $100K–$500K
- Determined
17 Cottage Green
Dwelling house, Alterations or additions to an existing building or structure, Residential Accommodation
Alterations & additions · Lodged 10 Oct 2025 · $100K–$500K
- Determined
74 Dumfries Avenue
Alterations or additions to an existing building or structure, Residential Accommodation
Alterations & additions · Lodged 10 Oct 2025 · $100K–$500K
- Withdrawn
16 Gowan Brae Avenue
Home business, Change of use of land or a building or the classification of a building under the Building Code of Australia
Other & change of use · Lodged 25 Sept 2025
- Withdrawn
16 Gowan Brae Avenue
Home business, Change of use of land or a building or the classification of a building under the Building Code of Australia
Other & change of use · Lodged 24 Sept 2025
- Determined
14 Ramah Avenue
Dwelling house, Alterations or additions to an existing building or structure, Erection of a new structure
Alterations & additions · Lodged 18 Sept 2025 · $100K–$500K
- Determined
15 Strone Avenue
Alterations or additions to an existing building or structure, Residential Accommodation
Alterations & additions · Lodged 11 Sept 2025 · $100K–$500K
- Determined
5 Strone Avenue
Demolition, Shed, Erection of a new structure
Pools, sheds, garages & decks · Lodged 9 Aug 2025 · Under $100K
- Determined
52 Sunninghill Circuit
Erection of a new structure, Balcony, deck, patio, terrace or verandah
Pools, sheds, garages & decks · Lodged 6 Aug 2025 · Under $100K
- Determined
37 Jobson Avenue
Alterations or additions to an existing building or structure, Swimming pool
Alterations & additions · Lodged 15 May 2025 · Under $100K
- Withdrawn
4 Woodland Parade
Alterations or additions to an existing building or structure, Erection of a new structure, Balcony, deck, patio, terrace or verandah…
Alterations & additions · Lodged 29 Apr 2025 · Under $100K
- Determined
18 Ramah Avenue
Dwelling house, Erection of a new structure
New houses · Lodged 5 Mar 2025 · 1 dwelling · $500K–$1M
- Determined
2 Macarthur Avenue
Demolition, Dwelling house, Alterations or additions to an existing building or structure, Residential Accommodation
Alterations & additions · Lodged 27 Feb 2025 · $500K–$1M
- Determined
2A Gaynor Avenue
Demolition, Subdivision
Subdivisions · Lodged 22 Oct 2024 · Under $100K
- Determined
1 Bass Street
Dwelling house, Alterations or additions to an existing building or structure, Balcony, deck, patio, terrace or verandah, Minor building…
Alterations & additions · Lodged 26 Sept 2024 · $100K–$500K
- Determined
90 Dumfries Avenue
Dwelling house, Alterations or additions to an existing building or structure
Alterations & additions · Lodged 30 May 2024 · Under $100K
Application details as published by Wollongong City Council. The council's own register is the authoritative record for any individual application.
Suburb profile
Mount Ousley market data
Median prices, rental yield, growth, vacancy and properties for sale in Mount Ousley.
Sales
Recently sold in Mount Ousley
What buyers actually paid, days on market and recent sale prices in Mount Ousley.
Development in Mount Ousley: frequently asked questions
How many development applications were lodged in Mount Ousley in the last 12 months?
11 development applications were lodged for properties in Mount Ousley from Oct 2025 to Sep 2026. 1 was a modification to an earlier application. The busiest month was Oct 2025, with 4 applications.
What kind of development is happening in Mount Ousley?
Of the new applications lodged in the last 12 months, the most common were alterations & additions (5), new houses (2), apartments & townhouses (1).
How many new homes are proposed in Mount Ousley?
Applications lodged in Mount Ousley in the last 12 months propose 8 new dwellings, counting new houses, granny flats, dual occupancies, townhouses and apartments where the application states a dwelling count. Withdrawn applications and modifications are excluded.
How many development applications in Mount Ousley have been decided?
Of the 11 applications lodged in the last 12 months, 8 have a decision (8 recorded as determined without the outcome stated), 2 are still in progress and 1 was withdrawn or not accepted.
Which council assesses development applications in Mount Ousley?
Applications for Mount Ousley are lodged with Wollongong City Council. Its public register is the authoritative record for any individual application.