ONS UPRN Directory: Great Britain Address to Geography Links, November 2019

Great Britain's address geography directory as of November 2019, linking Unique Property Reference Numbers (UPRNs) to administrative, electoral, health, and statistical geographies. The 460 MB file is produced by ONS Geography and updated every six weeks to complement Ordnance Survey AddressBase. It contains intellectual property from Royal Mail, Gridlink, Ordnance Survey, and ONS.

Use Cases

• Geocode addresses to administrative boundaries based on the linked statutory geographies.
• Analyze property distribution across health service regions based on the health geography links.
• Link address-level data to electoral constituencies for voter analysis based on the electoral geography mapping.
• Enrich address records with standardized geographic identifiers for data integration based on the UPRN-to-geography relationships.

Strengths

• File size is 460 MB, indicating a substantial dataset.
• Produced by ONS Geography, an authoritative source for UK geographic data.
• Links addresses to multiple current geography types (administrative, electoral, health, statistical).
• Update frequency is every six weeks, suggesting ongoing maintenance.

Limitations

• Description metadata is limited; actual data quality requires manual inspection after download.
• Column-level documentation is absent; field semantics must be inferred after download.
• Data is from November 2019; freshness should be verified for current applications.

Provenance

Source

Office for National Statistics (ONS) Geography

Collection Method

Relates UPRNs from AddressBase® Epoch 71 to various geographies.

Time Range

Snapshot as of November 2019

Freshness

Last updated 2025-08-11 07:47:22; snapshot is from November 2019.

Geography

Great Britain