Data and supporting information about Welsh language from Census 2021 in Wales.

These publications are part of the topic summaries and will include datasets, statistical bulletins and supporting information.

It includes univariate data (one variable only) down to Output Area (OA) level, where possible. Multivariate data (more than one variable) will be released in early 2023.

Publications

  • Welsh language, Wales: Census 2021

    The ability of usual residents aged three years and over living in Wales to understand spoken Welsh, and to speak, read or write Welsh, Census 2021 data.

Data

Methodology

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The United Kingdom Statistics Authority has designated these statistics as National Statistics, in accordance with the Statistics and Registration Service Act 2007 and signifying compliance with the Code of Practice for Official Statistics.

Designation can be broadly interpreted to mean that the statistics:

  • meet identified user needs
  • are well explained and readily accessible
  • are produced according to sound methods
  • are managed impartially and objectively in the public interest

Once statistics have been designated as National Statistics it is a statutory requirement that the Code of Practice shall continue to be observed.