ONS UPRN Directory User Guide: Content, Methodology, and Quality Information

352 KB of documentation provides information about the ONS UPRN Directory (ONSUD). The user guide, published by the Government Digital Service, details directory content, data currency, methodology for assigning areas to postcodes, data formats, quality, limitations, and recent changes. Supporting annexes and tables offer more detailed information.

Use Cases

• Understand the methodology for assigning geographic areas to postcodes based on the guide's description
• Assess data quality and limitations for address-based projects using the provided quality information
• Review recent changes impacting the ONS UPRN Directory data for version control and update planning

Strengths

• Includes detailed methodological documentation for area assignment to postcodes
• Provides specific information on data quality and limitations
• Covers recent changes impacting the data, aiding in version awareness

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

Provenance

Source

Government Digital Service

Collection Method

Methodology for assigning areas to postcodes is described in the guide.

Time Range

January 2023 version is referenced in the title.

Freshness

Last updated 2025-08-11 08:15:50; freshness should be verified

Geography

Likely covers United Kingdom, based on the ONS (Office for National Statistics) source.