ONS UPRN Directory: GB Address Links to Administrative Geographies

Great Britain's Unique Property Reference Numbers (UPRNs) are linked to statutory administrative, electoral, health, and other statistical geographies. The Office for National Statistics (ONS) Geography produces this directory every six weeks to complement Ordnance Survey AddressBase®. The file for April 2025 is 492 MB.

Use Cases

• Assign addresses to electoral wards for voter registration analysis based on the linkage to electoral geographies.
• Map healthcare service coverage by linking residential addresses to health authority boundaries.
• Aggregate property-level data for statistical reporting by using the administrative geography linkages.
• Perform address validation and geocoding by cross-referencing UPRNs with authoritative geographic datasets.

Strengths

• Links each GB address UPRN to multiple current statutory geographies.
• Updated every six weeks, suggesting regular maintenance.
• Produced by ONS Geography, an authoritative government body.
• File size of 492 MB indicates a substantial dataset.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment.
• Description metadata is limited; actual data quality requires manual inspection after download.

Provenance

Source

Office for National Statistics (ONS) Geography

Collection Method

Likely derived from Ordnance Survey AddressBase® Epoch 117.

Time Range

Snapshot as of April 2025.

Freshness

Updated every six weeks; snapshot dated April 2025.

Geography

Great Britain