Development applications in Westleigh, NSW 2120
18 development applications were lodged for properties in Westleigh 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
18
incl. 6 modifications
Decided
12
5 still in progress
New dwellings proposed
0
stated on applications
Declared construction value
$1.6M
across 11 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.
- 0Oct
- 2Nov
- 1Dec
- 3Jan
- 0Feb
- 3Mar
- 4Apr
- 0May
- 0Jun
- 2Jul
- 2Aug
- 1Sep
What is being proposed
12 new applications by main type of work (modifications excluded).
- Alterations & additions10
- Pools, sheds, garages & decks2
Where applications stand
Status of the 18 applications lodged in the last 12 months.
- Approved
- 0
- Determined (outcome not stated)
- 12
- Refused
- 0
- Withdrawn or not accepted
- 1
- In progress
- 5
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
5 Eucalyptus Drive
Dwelling house, Alterations or additions to an existing building or structure
Alterations & additions · Lodged 30 Mar 2026 · $100K–$500K
- In progress
25 Elouera Road
Dwelling house, Alterations or additions to an existing building or structure, Residential Accommodation
Alterations & additions · Lodged 22 Aug 2026 · $100K–$500K
- Determined
35 Coora Road
Dwelling house, Alterations or additions to an existing building or structure
Alterations & additions · Lodged 23 Mar 2026 · $100K–$500K
- In progress
200 Quarter Sessions Road
Dwelling house, Alterations or additions to an existing building or structure
Alterations & additions · Lodged 2 Sept 2026 · $100K–$500K
- In progress
21 Barkala Place
Dwelling house, Alterations or additions to an existing building or structure
Alterations & additions · Lodged 10 July 2026 · $100K–$500K
Most recent applications
The 30 most recent applications lodged in Westleigh, newest first. Costs are shown as bands.
- In progress
200 Quarter Sessions Road
Dwelling house, Alterations or additions to an existing building or structure
Alterations & additions · Lodged 2 Sept 2026 · $100K–$500K
- In progress
25 Elouera Road
Dwelling house, Alterations or additions to an existing building or structure, Residential Accommodation
Alterations & additions · Lodged 22 Aug 2026 · $100K–$500K
- In progress
5 Fairy Dell Close
Dwelling house, Alterations or additions to an existing building or structure, Residential Accommodation
Alterations & additions · Lodged 17 Aug 2026 · Under $100K
- In progress
3 Duneba Drive
Demolition, Erection of a new structure, Balcony, deck, patio, terrace or verandah
Pools, sheds, garages & decks · Lodged 28 July 2026 · Under $100K · Modification
- In progress
21 Barkala Place
Dwelling house, Alterations or additions to an existing building or structure
Alterations & additions · Lodged 10 July 2026 · $100K–$500K
- Determined
30 Barkala Place
Dwelling house, Alterations or additions to an existing building or structure
Alterations & additions · Lodged 28 Apr 2026 · Under $100K
- Determined
36 Duneba Drive
Erection of a new structure, Swimming pool
Pools, sheds, garages & decks · Lodged 17 Apr 2026 · Under $100K
- Determined
211 Quarter Sessions Road
Erection of a new structure, Earthworks, retaining walls and structural support
Pools, sheds, garages & decks · Lodged 2 Apr 2026 · Under $100K
- Determined
246 Quarter Sessions Road
Dwelling house, Alterations or additions to an existing building or structure
Alterations & additions · Lodged 1 Apr 2026
- Determined
5 Eucalyptus Drive
Dwelling house, Alterations or additions to an existing building or structure
Alterations & additions · Lodged 30 Mar 2026 · $100K–$500K
- Determined
35 Coora Road
Dwelling house, Alterations or additions to an existing building or structure
Alterations & additions · Lodged 23 Mar 2026 · $100K–$500K
- Determined
10 Corang Road
Demolition, Dwelling house, Alterations or additions to an existing building or structure, Access ramp, Balcony, deck, patio, terrace or…
Alterations & additions · Lodged 16 Mar 2026 · Under $100K
- Determined
23 Eucalyptus Drive
Alterations or additions to an existing building or structure, Balcony, deck, patio, terrace or verandah
Alterations & additions · Lodged 29 Jan 2026 · $100K–$500K
- Determined
4 Peppermint Gum Place
Dwelling house, Alterations or additions to an existing building or structure, Residential Accommodation
Alterations & additions · Lodged 29 Jan 2026 · $100K–$500K · Modification
- Determined
189 Quarter Sessions Road
Dwelling house, Erection of a new structure
New houses · Lodged 22 Jan 2026 · 1 dwelling · Under $100K · Modification
- Withdrawn
5 Hibbertia Place
Dwelling house, Erection of a new structure
New houses · Lodged 1 Dec 2025 · 1 dwelling · $500K–$1M · Modification
- Determined
5 Silver Crescent
Dwelling house, Erection of a new structure, Driveways and hard stand spaces, Earthworks, retaining walls and structural support
New houses · Lodged 27 Nov 2025 · 1 dwelling · $1M–$5M · Modification
- Determined
3 Myuna Close
Dwelling house, Erection of a new structure
New houses · Lodged 18 Nov 2025 · 1 dwelling · $100K–$500K · Modification
- Determined
213 Quarter Sessions Road
Erection of a new structure, Swimming pool
Pools, sheds, garages & decks · Lodged 24 Sept 2025 · $100K–$500K
- Determined
11 Elouera Road
Dwelling house, Alterations or additions to an existing building or structure, Residential Accommodation
Alterations & additions · Lodged 22 Sept 2025 · Under $100K
- Determined
24 Westleigh Drive
Demolition, Dwelling house, Erection of a new structure, Swimming pool
New houses · Lodged 3 Sept 2025 · 1 dwelling · $1M–$5M · Modification
- Determined
40 Quarter Sessions Road
Demolition, Dwelling house, Erection of a new structure
New houses · Lodged 2 Sept 2025 · 1 dwelling · $500K–$1M
- Determined
10 Western Crescent
Dwelling house, Alterations or additions to an existing building or structure
Alterations & additions · Lodged 28 Aug 2025 · $100K–$500K · Modification
- Determined
134 Duneba Drive
Dwelling house, Alterations or additions to an existing building or structure
Alterations & additions · Lodged 6 Aug 2025 · Under $100K
- Withdrawn
9 Carbeen Road
Alterations or additions to an existing building or structure, Minor building alterations (external)
Alterations & additions · Lodged 1 Aug 2025 · $100K–$500K · Modification
- Determined
259 Quarter Sessions Road
Alterations or additions to an existing building or structure, Minor building alterations (external)
Alterations & additions · Lodged 3 July 2025 · $1M–$5M
- Determined
24 Westleigh Drive
Demolition, Dwelling house, Erection of a new structure, Swimming pool
New houses · Lodged 21 June 2025 · 1 dwelling · $1M–$5M · Modification
- Determined
212A Quarter Sessions Road
Dwelling house, Erection of a new structure, Dual occupancy (attached)
Dual occupancy & semi-detached · Lodged 20 June 2025 · 2 dwellings · $500K–$1M
- Determined
5 Silver Crescent
Dwelling house, Erection of a new structure, Driveways and hard stand spaces, Earthworks, retaining walls and structural support
New houses · Lodged 24 Apr 2025 · 1 dwelling · $1M–$5M · Modification
- Determined
3 Duneba Drive
Demolition, Erection of a new structure, Balcony, deck, patio, terrace or verandah
Pools, sheds, garages & decks · Lodged 16 Apr 2025 · Under $100K
Application details as published by The Council of the Shire of Hornsby. The council's own register is the authoritative record for any individual application.
Suburb profile
Westleigh market data
Median prices, rental yield, growth, vacancy and properties for sale in Westleigh.
Sales
Recently sold in Westleigh
What buyers actually paid, days on market and recent sale prices in Westleigh.
Development in Westleigh: frequently asked questions
How many development applications were lodged in Westleigh in the last 12 months?
18 development applications were lodged for properties in Westleigh from Oct 2025 to Sep 2026. 6 were modifications to an earlier application. The busiest month was Apr 2026, with 4 applications.
What kind of development is happening in Westleigh?
Of the new applications lodged in the last 12 months, the most common were alterations & additions (10), pools, sheds, garages & decks (2).
How many development applications in Westleigh have been decided?
Of the 18 applications lodged in the last 12 months, 12 have a decision (12 recorded as determined without the outcome stated), 5 are still in progress and 1 was withdrawn or not accepted.
Which council assesses development applications in Westleigh?
Applications for Westleigh are lodged with The Council of the Shire of Hornsby. Its public register is the authoritative record for any individual application.