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New South Wales · Council area

Hornsbydevelopment applications (DAs)

Coverage: Live data

We collect development applications (DAs) lodged with Hornsby, New South Wales.

Watch your street in Hornsby

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Start typing, then pick your address from the list.

When we collect a new application near you, you get it in an email at about 7 am Sydney time the next morning. Applications from neighbouring councils within your radius are included.

What we hold

Hornsby
Last collected
Today
Applications tracked
13,246
Known in NSW as
development applications (DAs)
161 records collected in the last 4 weeksBusiest day: 30 Oct (68 records)

Records collected each day from 3 Oct to 30 Oct 2026: 161 in total, most on 30 Oct (68).

Each column is one day. Counts include updates to applications we already had.

Latest in Hornsby

Newest applications within 19.5 km of the council area’s centre.

See Hornsby on the map

Questions about development applications in Hornsby

How do I find development applications (DAs) lodged with Hornsby?

Search for an address in Hornsby on Planning Alerts to see the development applications lodged nearby, newest first. To hear about new ones, enter your address and email on this page and we’ll email you when something is lodged near you. It’s free, with no password and no account.

What is a development application in New South Wales?

In New South Wales, a development application (DA) is the application for planning approval to build, subdivide, demolish or change how land is used. Applications are assessed under the Environmental Planning and Assessment Act 1979. Most new buildings, subdivisions and changes of use need one; some minor work is exempt or takes a faster path.

How do I comment on or object to a development application in Hornsby?

Open the application on Planning Alerts and follow the link to its official listing, where you can read the plans and see how to make a submission. How and when comments are taken depends on the application, and many have a closing date for submissions, so check the listing itself.

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  • Ryde

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  • Willoughby

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  • Blacktown

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  • Lane Cove

    2,829 applications · collected 6 days ago

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