ONS UPRN Directory: Unique Property Reference Numbers for the UK

The ONS UPRN Directory is a dataset of Unique Property Reference Numbers published by the UK's Office for National Statistics. It provides a standardized identifier for every addressable location in the United Kingdom. The dataset was last updated on the platform in July 2026.

Use Cases

• Link disparate UK address datasets based on the common UPRN identifier mentioned in the description.
• Perform geospatial analysis of property distribution using the UPRN as a key.
• Build address matching and validation services for UK-based applications.

Strengths

• Published by the authoritative Office for National Statistics, a key UK government body.
• Provides a standardized national identifier (UPRN) for address linking.

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.
• The specific data snapshot is from August 2017, which may limit current applicability.

Provenance

Source

Office for National Statistics

Time Range

August 2017 snapshot

Freshness

Last updated 2026-07-08 13:33:24.694928; freshness should be verified

Geography

United Kingdom