ONS UPRN Directory: Great Britain Address to Geography Linkage (October 2022)

The ONS UPRN Directory (ONSUD) for Great Britain relates Unique Property Reference Numbers (UPRNs) from AddressBase to administrative, electoral, health, and other statistical geographies. It is produced by ONS Geography and issued every 6 weeks to complement Ordnance Survey's AddressBase product. This version is from October 2022.

Use Cases

• Link address-level data to higher-level administrative boundaries based on the UPRN-to-geography mapping.
• Perform demographic or health analysis aggregated to specific statistical geographies mentioned in the description.
• Enrich property records with electoral constituency information for voter analysis.
• Support address validation and geocoding systems by leveraging the authoritative UPRN linkage.

Strengths

• Links addresses to multiple current statutory geographies, including administrative, electoral, and health boundaries.
• Produced by ONS Geography, an authoritative source for UK geographic services.
• Issued on a regular 6-week update cycle, suggesting ongoing maintenance.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment.
• Data is from October 2022; freshness should be verified for current applications.

Provenance

Source

Office for National Statistics (ONS) Geography.

Collection Method

Produced by relating UPRNs from Ordnance Survey AddressBase to various geographies.

Time Range

Snapshot as of October 2022.

Freshness

Last updated 2025-08-11 08:12:49; data snapshot is from October 2022.

Geography

Great Britain.