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Development applications in Hornsby Heights, NSW 2077

25 development applications were lodged for properties in Hornsby Heights 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

25

incl. 9 modifications

Decided

19

6 still in progress

New dwellings proposed

5

stated on applications

Declared construction value

$7.2M

across 16 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.

  1. 1
    Oct
  2. 1
    Nov
  3. 3
    Dec
  4. 0
    Jan
  5. 3
    Feb
  6. 2
    Mar
  7. 0
    Apr
  8. 4
    May
  9. 3
    Jun
  10. 6
    Jul
  11. 1
    Aug
  12. 1
    Sep

What is being proposed

16 new applications by main type of work (modifications excluded).

  • Alterations & additions11
  • New houses3
  • Dual occupancy & semi-detached1
  • Pools, sheds, garages & decks1

Where applications stand

Status of the 25 applications lodged in the last 12 months.

Approved
0
Determined (outcome not stated)
19
Refused
0
Withdrawn or not accepted
0
In progress
6

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.

  • 1 Brett Avenue

    Alterations or additions to an existing building or structure, Dual occupancy (attached)

    In progress

    Dual occupancy & semi-detached · Lodged 9 July 2026 · 2 dwellings · $100K–$500K

  • 5 Sydney Road

    Dwelling house, Erection of a new structure, Residential Accommodation

    In progress

    New houses · Lodged 30 July 2026 · 1 dwelling · $1M–$5M

  • 8 Emu Place

    Dwelling house, Erection of a new structure

    Determined

    New houses · Lodged 1 Dec 2025 · 1 dwelling · $1M–$5M

  • 12 Paul Close

    Dwelling house, Erection of a new structure

    Determined

    New houses · Lodged 7 May 2026 · 1 dwelling · $500K–$1M

  • 60 Meluca Crescent

    Dwelling house, Alterations or additions to an existing building or structure, Residential Accommodation

    Determined

    Alterations & additions · Lodged 13 May 2026 · $500K–$1M

Most recent applications

The 30 most recent applications lodged in Hornsby Heights, newest first. Costs are shown as bands.

  • 16 Cootamundra Road

    Dwelling house, Alterations or additions to an existing building or structure

    In progress

    Alterations & additions · Lodged 8 Sept 2026 · $100K–$500K

  • 2 Sydney Road

    Demolition, Dwelling house, Alterations or additions to an existing building or structure

    In progress

    Alterations & additions · Lodged 28 Aug 2026 · $1M–$5M · Modification

  • 5 Sydney Road

    Dwelling house, Erection of a new structure, Residential Accommodation

    In progress

    New houses · Lodged 30 July 2026 · 1 dwelling · $1M–$5M

  • 26 Montview Parade

    Dwelling house, Alterations or additions to an existing building or structure

    Determined

    Alterations & additions · Lodged 19 July 2026 · $100K–$500K

  • 2 Sydney Road

    Demolition, Dwelling house, Alterations or additions to an existing building or structure

    In progress

    Alterations & additions · Lodged 15 July 2026 · $1M–$5M · Modification

  • 165 Galston Road

    Dwelling house, Alterations or additions to an existing building or structure

    Determined

    Alterations & additions · Lodged 15 July 2026 · $100K–$500K

  • 4 Binya Close

    Alterations or additions to an existing building or structure, Erection of a new structure, Earthworks, retaining walls and structural…

    Determined

    Alterations & additions · Lodged 9 July 2026 · $100K–$500K

  • 1 Brett Avenue

    Alterations or additions to an existing building or structure, Dual occupancy (attached)

    In progress

    Dual occupancy & semi-detached · Lodged 9 July 2026 · 2 dwellings · $100K–$500K

  • 17 Binnari Road

    Erection of a new structure, Earthworks, retaining walls and structural support

    In progress

    Pools, sheds, garages & decks · Lodged 25 June 2026 · Under $100K

  • 30 Sydney Road

    Alterations or additions to an existing building or structure, Residential Accommodation, Supporting Development

    Determined

    Alterations & additions · Lodged 25 June 2026 · $100K–$500K

  • 22 Ulolo Avenue

    Dwelling house, Alterations or additions to an existing building or structure, Residential Accommodation

    Determined

    Alterations & additions · Lodged 7 June 2026 · $100K–$500K

  • 60 Meluca Crescent

    Dwelling house, Alterations or additions to an existing building or structure, Residential Accommodation

    Determined

    Alterations & additions · Lodged 13 May 2026 · $500K–$1M

  • 12 Paul Close

    Dwelling house, Erection of a new structure

    Determined

    New houses · Lodged 7 May 2026 · 1 dwelling · $500K–$1M

  • 17 Jenolan Close

    Dwelling house, Alterations or additions to an existing building or structure

    Determined

    Alterations & additions · Lodged 7 May 2026 · $500K–$1M · Modification

  • 54 Sydney Road

    Dwelling house, Alterations or additions to an existing building or structure

    Determined

    Alterations & additions · Lodged 6 May 2026 · Modification

  • 5 Sydney Road

    Dwelling house, Erection of a new structure

    Determined

    New houses · Lodged 19 Mar 2026 · 1 dwelling · $100K–$500K · Modification

  • 12 Heather Place

    Dwelling house, Alterations or additions to an existing building or structure, Balcony, deck, patio, terrace or verandah, Swimming pool…

    Determined

    Alterations & additions · Lodged 2 Mar 2026 · $100K–$500K

  • 88 Somerville Road

    Dwelling house, Erection of a new structure, Residential Accommodation

    Determined

    New houses · Lodged 10 Feb 2026 · 1 dwelling · $500K–$1M · Modification

  • 5 Karoo Crescent

    Dwelling house, Alterations or additions to an existing building or structure

    Determined

    Alterations & additions · Lodged 9 Feb 2026 · $100K–$500K · Modification

  • 1 Mullion Close

    Dwelling house, Alterations or additions to an existing building or structure

    Determined

    Alterations & additions · Lodged 3 Feb 2026 · $100K–$500K · Modification

  • 76 Somerville Road

    Dwelling house, Alterations or additions to an existing building or structure, Balcony, deck, patio, terrace or verandah, Swimming pool

    Determined

    Alterations & additions · Lodged 11 Dec 2025 · $500K–$1M

  • 17 Jenolan Close

    Dwelling house, Alterations or additions to an existing building or structure

    Determined

    Alterations & additions · Lodged 2 Dec 2025 · $500K–$1M · Modification

  • 8 Emu Place

    Dwelling house, Erection of a new structure

    Determined

    New houses · Lodged 1 Dec 2025 · 1 dwelling · $1M–$5M

  • 5 Karoo Crescent

    Dwelling house, Alterations or additions to an existing building or structure

    Determined

    Alterations & additions · Lodged 21 Nov 2025 · $100K–$500K

  • 54 Sydney Road

    Dwelling house, Alterations or additions to an existing building or structure

    Determined

    Alterations & additions · Lodged 13 Oct 2025 · $100K–$500K

  • 8-10 Summerhaze Place

    Demolition, Driveways and hard stand spaces, Supporting Development

    Determined

    Pools, sheds, garages & decks · Lodged 29 Sept 2025 · Under $100K · Modification

  • 12 Olsson Close

    Erection of a new structure, Carport

    Determined

    Pools, sheds, garages & decks · Lodged 3 Sept 2025 · $100K–$500K

  • 11 Bowral Close

    Dwelling house, Alterations or additions to an existing building or structure

    Determined

    Alterations & additions · Lodged 22 July 2025 · $100K–$500K

  • 1 59 Somerville Road

    Dwelling house, Alterations or additions to an existing building or structure

    Determined

    Alterations & additions · Lodged 8 July 2025 · Under $100K

  • 5 Sydney Road

    Dwelling house, Erection of a new structure

    Determined

    New houses · Lodged 2 July 2025 · 1 dwelling · $100K–$500K

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 Heights market data

Median prices, rental yield, growth, vacancy and properties for sale in Hornsby Heights.

Sales

Recently sold in Hornsby Heights

What buyers actually paid, days on market and recent sale prices in Hornsby Heights.

Development in Hornsby Heights: frequently asked questions

How many development applications were lodged in Hornsby Heights in the last 12 months?

25 development applications were lodged for properties in Hornsby Heights from Oct 2025 to Sep 2026. 9 were modifications to an earlier application. The busiest month was Jul 2026, with 6 applications.

What kind of development is happening in Hornsby Heights?

Of the new applications lodged in the last 12 months, the most common were alterations & additions (11), new houses (3), dual occupancy & semi-detached (1).

How many new homes are proposed in Hornsby Heights?

Applications lodged in Hornsby Heights in the last 12 months propose 5 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 Heights have been decided?

Of the 25 applications lodged in the last 12 months, 19 have a decision (19 recorded as determined without the outcome stated), 6 are still in progress and 0 were withdrawn or not accepted.

Which council assesses development applications in Hornsby Heights?

Applications for Hornsby Heights are lodged with The Council of the Shire of Hornsby. Its public register is the authoritative record for any individual application.