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

Great Britain address data linking Unique Property Reference Numbers (UPRNs) to statutory administrative, electoral, health, and statistical geographies as of September 2018. The directory is produced by ONS Geography to complement Ordnance Survey AddressBase and is issued every six weeks. The file size is 449 MB and contains intellectual property from Royal Mail, Gridlink, Ordnance Survey, and the Office for National Statistics.

Use Cases

• Link address-level data to administrative boundaries for policy analysis based on the statutory geographies mentioned.
• Enrich electoral registers with geographic codes for constituency mapping based on the electoral geography linkage.
• Support public health studies by relating patient addresses to health geographies referenced in the description.
• Perform spatial joins for statistical analysis using the UPRN-to-geography relationships provided.

Strengths

• Links addresses to multiple official geographic hierarchies, including administrative, electoral, and health geographies.
• Based on Ordnance Survey AddressBase Epoch 60, suggesting a high-quality foundational address source.
• Update frequency is every six weeks, indicating a maintained series.
• File size of 449 MB suggests substantial data volume.

Limitations

• Data snapshot is from September 2018; freshness should be verified for current applications.
• Column-level documentation is absent; field semantics must be inferred after download.
• Description metadata is limited; actual data structure and quality require manual inspection.

Provenance

Source

Office for National Statistics (ONS) Geography, using AddressBase from Ordnance Survey.

Collection Method

Produced by ONS Geography to relate UPRNs to geographies.

Time Range

Snapshot as of September 2018.

Freshness

Snapshot from September 2018; series updated every 6 weeks.

Geography

Great Britain.