Census 2021: Religion

Below you will find religion statistics from Census 2011 and 2021 for Wales and for local authority areas. 

Religion at local authority and MSOA level


ONS has issued a useful interactive maps where you can check numbers and proportions of diverse groups by Local Authority areas and smaller areas called MSOA’s. The map is a useful tool and you can use it below.



Religion in Wales

In 2021, there was a sharp increase in the proportion of people who had no religion and a large drop in those who identified as Christian. Proportional to population, there were no big changes in other religions. Those that identified as Muslim saw the largest increase in their own population (by ca. 50%).

Data source: Census 2011 and 2021

Where can I find and analyse the Census 2021 data?

If you want to analyse the data yourself, use Census website or the ‘query data’ function on Nomis website.

How can I use this data?

If you are interested in finding out more about how this data can be used as part of your organisation’s equality monitoring or customer profiling:

Need further information or advice, contact

Tai Pawb

Members Helpline


029 2105 7957


Please note the material in this section is for information purposes only and does not constitute legal advice. Tai Pawb is not responsible for the content of external resources.