Sensus 2001 memberikan statistik nasional terbaru untuk denominasi agama.<ref>{{Cite web|date=2006-11-30|title=Table: Table: Census 2001 by province, gender, religion recode (derived) and population group.|url=http://www.statssa.gov.za/timeseriesdata/pxweb2006/Dialog/varval.asp?ma=Religion%20by%20province&ti=Table%3A+Census+2001+by+province%2C+gender%2C+religion+recode+%28derived%29+and++population+group.+&path=..%2FDatabase%2FSouth%20Africa%2FPopulation%20Census%2FCensus%202001%20-%20Demarcation%20boundaries%20as%20at%2010%20October%202001%2FProvincial%20level%20-%20Persons%2F&lang=1|website=web.archive.org|access-date=2022-05-26|archive-date=2006-11-30|archive-url=https://web.archive.org/web/20061130130121/http://www.statssa.gov.za/timeseriesdata/pxweb2006/Dialog/varval.asp?ma=Religion%20by%20province&ti=Table%3A+Census+2001+by+province%2C+gender%2C+religion+recode+%28derived%29+and++population+group.+&path=..%2FDatabase%2FSouth%20Africa%2FPopulation%20Census%2FCensus%202001%20-%20Demarcation%20boundaries%20as%20at%2010%20October%202001%2FProvincial%20level%20-%20Persons%2F&lang=1|dead-url=unfit}}</ref> Pernah juga diadakan [[sensus]] pada tahun 2011, namun formulir yang dihasilkan tidak mencantumkan pertanyaan tentang agama karena prioritasnya rendah.<ref>{{Cite web|date=2012-05-24|title=Census 2011|url=https://archive.ph/Tcnu|website=archive.ph|access-date=2022-05-26}}</ref> [[Metodologi survei|Survei Komunitas]] kembali diadakan pada tahun 2016 antar-sensus yang dilakukan oleh Badan Statistik Afrika Selatan, serta memperkenalkan kembali pertanyaan agama, dan hasilnya dilaporkan dalam [[diagram lingkaran]].
