Microdata products

Microdata consist of small data samples representing entire households and individuals. These samples include certain census attributes but do not contain any identifiable information about specific households or individuals.

Upcoming release

The Census 2021 public microdata teaching file for Northern Ireland will be published at 9.30am on 16 January 2025.

It is a 1% sample of individual records from Census 2021 with no identifying information and available to all for teaching of statistics and social sciences.