Australian State Boundaries from Authoritative Cadastre Data

State and territory boundaries for Australia, derived from cadastre data provided by each jurisdiction. The dataset is built and maintained by Geoscape Australia using authoritative government sources and is part of a larger collection of seven administrative boundary themes. It is available in both GDA94 and GDA2020 geodetic datums as of November 2019.

Use Cases

• Map jurisdictional overlays based on state and territory boundaries.
• Perform spatial joins for regional analysis using the administrative boundary themes.
• Integrate authoritative boundary data into commercial software solutions.
• Update legacy systems with coordinates referencing the GDA2020 datum.

Strengths

• Built from authoritative government cadastre data from each state and territory.
• Part of a larger dataset containing seven boundary themes, including ABS and electoral boundaries.
• Available under an open CC BY 4.0 license negotiated by the Australian Government.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Last updated 2026-04-04 18:00:23.437915; freshness should be verified.

Provenance

Source

Geoscape Australia, using data from state and territory jurisdictions.

Collection Method

Derived from cadastre data.

Time Range

Snapshot as of November 2019.

Freshness

Last updated 2026-04-04 18:00:23.437915.

Geography

Australia (states and territories).