Development applications in Hornsby, NSW 2077
57 development applications were lodged for properties in Hornsby 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
57
incl. 17 modifications
Decided
35
18 still in progress
New dwellings proposed
11
stated on applications
Declared construction value
$12.0M
across 32 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.
- 5Oct
- 2Nov
- 3Dec
- 2Jan
- 4Feb
- 8Mar
- 2Apr
- 10May
- 2Jun
- 9Jul
- 4Aug
- 6Sep
What is being proposed
40 new applications by main type of work (modifications excluded).
- Alterations & additions12
- New houses11
- Commercial, industrial & community10
- Subdivisions5
- Pools, sheds, garages & decks2
Where applications stand
Status of the 57 applications lodged in the last 12 months.
- Approved
- 0
- Determined (outcome not stated)
- 35
- Refused
- 0
- Withdrawn or not accepted
- 4
- In progress
- 18
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
10 Cecil Road
Dwelling house, Erection of a new structure
New houses · Lodged 10 Mar 2026 · 2 dwellings · $500K–$1M
- Determined
20 Stewart Avenue
Attached dwelling, Demolition, Dwelling house, Erection of a new structure, Residential Accommodation
New houses · Lodged 5 Dec 2025 · 2 dwellings · $500K–$1M
- Determined
18 Carrington Road
Demolition, Dwelling house, Erection of a new structure
New houses · Lodged 24 Mar 2026 · 1 dwelling · $1M–$5M
- In progress
30 Arthur Street
Dwelling house, Erection of a new structure, Residential Accommodation
New houses · Lodged 31 Mar 2026 · 1 dwelling · $1M–$5M
- Determined
40 Rosamond Street
Dwelling house, Erection of a new structure
New houses · Lodged 12 Jan 2026 · 1 dwelling · $500K–$1M
Most recent applications
The 30 most recent applications lodged in Hornsby, newest first. Costs are shown as bands.
- Determined
228-234 Pacific Highway
Residential care facility, Erection of a new structure
Other & change of use · Lodged 11 Sept 2026 · $20M–$100M · Modification
- In progress
91 Clarke Road
Subdivision
Subdivisions · Lodged 8 Sept 2026 · $100K–$500K
- In progress
7A King Road
Dwelling house, Erection of a new structure
New houses · Lodged 8 Sept 2026 · 1 dwelling · $500K–$1M
- In progress
15 Clarinda Street
Alterations or additions to an existing building or structure, Residential Accommodation
Alterations & additions · Lodged 7 Sept 2026 · $500K–$1M
- In progress
57A Ida Street
Dwelling house, Erection of a new structure, Residential Accommodation
New houses · Lodged 2 Sept 2026 · 1 dwelling · $500K–$1M
- In progress
27 Denison Street
Dwelling house, Alterations or additions to an existing building or structure
Alterations & additions · Lodged 1 Sept 2026 · Under $100K
- In progress
171 Peats Ferry Road
Advertising and signage, Retail Premise, Shop, Neighbourhood shop
Commercial, industrial & community · Lodged 27 Aug 2026 · Under $100K
- In progress
228-234 Pacific Highway
Residential care facility, Erection of a new structure
Other & change of use · Lodged 24 Aug 2026 · $20M–$100M · Modification
- In progress
34 31-33 Leighton Place
Change of use of land or a building or the classification of a building under the Building Code of Australia, General industry
Commercial, industrial & community · Lodged 21 Aug 2026
- Withdrawn
17 Lowanna Place
Dwelling house, Alterations or additions to an existing building or structure, Residential Accommodation
Alterations & additions · Lodged 12 Aug 2026 · Modification
- In progress
266 Peats Ferry Road
Erection of a new structure, Awnings, blinds and canopies, Supporting Development
Pools, sheds, garages & decks · Lodged 30 July 2026 · Under $100K
- In progress
128-138 Pacific Highway
Signage, Advertising and signage, Business identification sign
Commercial, industrial & community · Lodged 24 July 2026 · Under $100K
- In progress
14 34-36 Leighton Place
Change of use of land or a building or the classification of a building under the Building Code of Australia, Vehicle Sales or Hire Premises
Commercial, industrial & community · Lodged 24 July 2026
- In progress
34 31-33 Leighton Place
Change of use of land or a building or the classification of a building under the Building Code of Australia, General industry
Commercial, industrial & community · Lodged 15 July 2026
- In progress
82-84 King Road
Demolition, Dwelling house, Subdivision
New houses · Lodged 10 July 2026 · $100K–$500K
- Determined
16 Burdett Street
Hotel or motel accommodation, Pub, Alterations or additions to an existing building or structure
Commercial, industrial & community · Lodged 9 July 2026 · $100K–$500K · Modification
- Determined
15 Alan Avenue
Dwelling house, Alterations or additions to an existing building or structure
Alterations & additions · Lodged 8 July 2026 · Modification
- In progress
4 Pulbrook Parade
Subdivision
Subdivisions · Lodged 7 July 2026 · Under $100K
- In progress
34 31-33 Leighton Place
Change of use of land or a building or the classification of a building under the Building Code of Australia, General industry
Commercial, industrial & community · Lodged 5 July 2026
- Determined
17-19 Mildred Avenue
Demolition, Multi-dwelling housing, Erection of a new structure, Residential Accommodation
Apartments & townhouses · Lodged 25 June 2026 · 11 dwellings · $1M–$5M · Modification
- Determined
48 Ida Street
Demolition, Dwelling house, Erection of a new structure
New houses · Lodged 24 June 2026 · 1 dwelling · $500K–$1M · Modification
- Determined
41 Valley Road
Dwelling house, Alterations or additions to an existing building or structure
Alterations & additions · Lodged 27 May 2026 · $100K–$500K
- Determined
9 Brushwood Place
Alterations or additions to an existing building or structure, Balcony, deck, patio, terrace or verandah
Alterations & additions · Lodged 25 May 2026 · Under $100K
- In progress
17 Lowanna Place
Dwelling house, Alterations or additions to an existing building or structure, Minor building alterations (external), Residential…
Alterations & additions · Lodged 19 May 2026 · Under $100K · Modification
- Determined
227 Peats Ferry Road
Demolition, Subdivision
Subdivisions · Lodged 14 May 2026 · $100K–$500K
- Determined
78 Pretoria Parade
Dwelling house, Alterations or additions to an existing building or structure
Alterations & additions · Lodged 13 May 2026 · $500K–$1M
- Determined
9 Galston Road
Dwelling house, Alterations or additions to an existing building or structure
Alterations & additions · Lodged 13 May 2026 · Under $100K
- Withdrawn
60 Clarinda Street
Alterations or additions to an existing building or structure, Driveways and hard stand spaces
Alterations & additions · Lodged 11 May 2026 · Under $100K
- Determined
130A Pretoria Parade
Dwelling house, Alterations or additions to an existing building or structure, Residential Accommodation
Alterations & additions · Lodged 8 May 2026 · $100K–$500K
- Determined
296 Peats Ferry Road
Change of use of land or a building or the classification of a building under the Building Code of Australia, Public administration building
Other & change of use · Lodged 7 May 2026 · Modification
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
Hornsby market data
Median prices, rental yield, growth, vacancy and properties for sale in Hornsby.
Sales
Recently sold in Hornsby
What buyers actually paid, days on market and recent sale prices in Hornsby.
Development in Hornsby: frequently asked questions
How many development applications were lodged in Hornsby in the last 12 months?
57 development applications were lodged for properties in Hornsby from Oct 2025 to Sep 2026. 17 were modifications to an earlier application. The busiest month was May 2026, with 10 applications.
What kind of development is happening in Hornsby?
Of the new applications lodged in the last 12 months, the most common were alterations & additions (12), new houses (11), commercial, industrial & community (10).
How many new homes are proposed in Hornsby?
Applications lodged in Hornsby in the last 12 months propose 11 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 Hornsby have been decided?
Of the 57 applications lodged in the last 12 months, 35 have a decision (35 recorded as determined without the outcome stated), 18 are still in progress and 4 were withdrawn or not accepted.
Which council assesses development applications in Hornsby?
Applications for Hornsby are lodged with The Council of the Shire of Hornsby. Its public register is the authoritative record for any individual application.