ONS UPRN Directory: Great Britain Address to Geography Linkages (December 2022)

The ONS UPRN Directory (ONSUD) for Great Britain as of December 2022 relates Unique Property Reference Numbers (UPRNs) to statutory administrative, electoral, health, and other statistical geographies. It is produced by ONS Geography and issued every 6 weeks to complement the Ordnance Survey AddressBase product. The downloadable file is 490 MB in size.

Use Cases

• Linking address-level data to administrative boundaries for policy analysis based on statutory geography codes.
• Enriching property records with health or electoral geographies for spatial modeling based on the UPRN linkage.
• Validating and standardizing address data across different government systems based on the authoritative UPRN reference.

Strengths

• Links addresses to a range of current statutory geographies, likely providing high authority for administrative data.
• Issued every 6 weeks, suggesting a structured update cycle for temporal consistency.
• Produced by ONS Geography, the official geographic support unit for the UK's national statistics office.

Limitations

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

Provenance

Source

Office for National Statistics (ONS) Geography

Collection Method

Produced to relate UPRNs from AddressBase to statutory geographies.

Time Range

Snapshot as of December 2022

Freshness

Snapshot from December 2022, with a production cycle of every 6 weeks.

Geography

Great Britain