ONS UPRN Directory User Guide: Methodology and Data Quality Documentation

ONS UPRN Directory User Guide is a document from the Government Digital Service explaining the content and methodology of the ONSUD. The guide covers directory content, data currency, the methodology for assigning areas to postcodes, data formats, quality, limitations, and recent changes. It was last updated on the platform on 2025-08-11.

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 documented information.
• Review recent changes impacting the ONSUD data for accurate temporal analysis.

Strengths

• Includes detailed supporting information in various annexes and tables.
• Provides explanations for data currency, methodology, and recent changes.
• Available in both PDF and ODT formats for accessibility.

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 user guide.

Time Range

March 2024 version referenced in the title.

Freshness

Last updated 2025-08-11 08:20:52; freshness should be verified.

Geography

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