Crynodeb

See how well you know the population of your local authority area with our interactive quiz. This update adds to the mix of questions with more data from Census 2021.

Cyhoeddiadau

• Play the Census 2021 quiz: how well do you know your area?

  See how well you know the population of your local authority area with our interactive quiz

Manylion cyswllt

Ynglŷn â'r data

Mae'r datganiad hwn yn cynnwys data o Gyfrifiad 2021.