ONS UPRN Directory: Great Britain Address to Geography Linkage (June 2018)

June 2018 snapshot of the ONS UPRN Directory (ONSUD) for Great Britain, relating Unique Property Reference Numbers (UPRNs) to statutory administrative, electoral, health, and statistical geographies. The 448 MB file is produced by ONS Geography and issued every six weeks to complement Ordnance Survey AddressBase. It contains intellectual property from Royal Mail, Gridlink, Ordnance Survey, and ONS.

Use Cases

• Link address records to administrative boundaries for policy analysis based on the statutory geography mappings.
• Enrich address data with health or electoral geographies for demographic studies based on the described linkages.
• Perform property-level spatial joins using the UPRN as a key based on the connection to AddressBase.
• Standardize address datasets across different UK government systems based on the authoritative UPRN-geography relationships.

Strengths

• Links addresses to multiple current statutory geographies (administrative, electoral, health).
• Produced by the authoritative ONS Geography team and updated every six weeks.
• File size is 448 MB, indicating substantial detail.

Limitations

• Data is from June 2018; freshness should be verified for current applications.
• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment.

Provenance

Source

Office for National Statistics (ONS) Geography, using AddressBase® Epoch 58.

Collection Method

Produced by ONS Geography to provide geographic services.

Time Range

June 2018

Freshness

Last updated 2025-08-11 07:47:08; snapshot is from June 2018.

Geography

Great Britain