Geoscape G-NAF: Australian Geocoded Address Database

Quarterly updated, the Geoscape Geocoded National Address File (G-NAF) contains over 15.9 million Australian physical address records with latitude and longitude coordinates. It is built and maintained by Geoscape Australia using validated government data and does not contain personal information. The May 2026 release includes 15,901,249 addresses, with 94.69% being principal addresses.

Use Cases

• Geocoding Australian addresses based on the latitude and longitude coordinates.
• Mapping and spatial analysis based on over 15 million physical address records.
• Address validation and standardization for business systems based on the quarterly updated, government-sourced data.
• Integrating address data into software solutions, as mentioned in the description of commercial products.
• Analyzing national address distribution and changes based on quarterly release statistics.

Strengths

• Contains 15,901,249 geocoded address records, with 15,057,532 (94.69%) principal addresses as of May 2026.
• Built from independently examined and validated government data, described as a trusted source.
• Updated quarterly, ensuring regular data refresh.
• Offers coordinates referencing both GDA94 and GDA2020 datums.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is known, but specific data structure and feature details beyond geocode are not described.
• Data may reflect geographic or source bias inherent to the contributing government datasets.

Provenance

Source

Geoscape Australia, using data from various government contributors.

Collection Method

Distilled from over 50 million contributed addresses.

Freshness

Updated quarterly; last updated 2026-05-18.

Geography

Australia