https://www.ons.gov.uk/peoplepopulationandcommunity/culturalidentity/religion/bulletins/religionenglandandwales/census2021
Just for convenience, if you saw/see the headlines today on the released results.
When I saw the headline, I immediately imagined non-Christian religions were the dastardly problem. Or immigration (well, I read the news). But not really.
More like, just losing interest. The results so far don't narrow down by CoE vs various conservative groups. And our England Logosians may have more insight.