The CIA World Factbook Every edition, 1990 to 2025 Africa
Religions Tanzania, in 34 editions.
The entry for Tanzania published Religions in 34 editions of 36, from 1990 to 2025. The text changed in 11 editions. Each is shown as published. Religions in every entry.
- editions changed the text
- 11
- the first edition with it
- 1990
- the latest edition with it
- 2025
Published as “Religion” (1990) and “Religions” (1992 to 2025).
field in that editiontext changed from the edition beforenot in that editionthe edition shownChoose an edition on the strip beside the text, or step through them with the arrows. Mark changes compares it with the edition before: the marks are ours, words added and words removed.
2025 edition
Same as 2024Published as “Religion”
mainland--33% Christian, 33% Muslim, 33% indigenous beliefs; Zanzibar--almost all Muslim
mainland--33% Christian, 33% Muslim, 33% indigenous beliefs; Zanzibar--almost all Muslim
The entry for Tanzania did not include Religions.
- mainland - Christian 33%,
- Muslim 33%,
- indigenous beliefs 33%;
- Zanzibar - almost all Muslim
mainland--33% Christian, 33% Muslim, 33% mainland - Christian 33%, Muslim 33%, indigenous beliefs; Zanzibar--almost beliefs 33%; Zanzibar -
almost all Muslim
- mainland:
- Zanzibar:
- Muslim
mainland - mainland:
Christian 33%, 40%, Muslim 33%, indigenous beliefs 33%; Zanzibar - 25%almost all Zanzibar:
Muslim
The entry for Tanzania did not include Religions.
The same text in 1995 and 1996.
- mainland:
mainland:40%, 45%, Muslim 33%, 35%, indigenous beliefs 25% 20%
Zanzibar:
Muslim
note: Zanzibar - more than 99% Muslim
mainland: mainland - Christian 45%, Muslim 35%, indigenous beliefs
20%
note: Zanzibar - more than 99% Muslim
note: Zanzibar-more than 99% Muslim
mainland - Christian mainland-Christian 45%, Muslim 35%, indigenous beliefs
note: Zanzibar - more Zanzibar-more than 99% Muslim
mainland--Christian 45%, Muslim 35%, indigenous beliefs 20; Zanzibar--more than 99% Muslim
mainland-Christian mainland--Christian 45%, Muslim 35%, indigenous beliefs 20%note: Zanzibar-more 20; Zanzibar--more than 99% Muslim
The same text in 2000 and 2001.
mainland - Christian 45%, Muslim 35%, indigenous beliefs 20%; Zanzibar - more than 99% Muslim
mainland--Christian mainland - Christian 45%, Muslim 35%, indigenous beliefs
20; Zanzibar--more
The same text in 14 editions, 2002 to 2015.
mainland - Christian 30%, Muslim 35%, indigenous beliefs 35%; Zanzibar - more than 99% Muslim
mainland - Christian 45%, 30%, Muslim 35%, indigenous beliefs 20%; 35%; Zanzibar - more than 99% Muslim
The same text in 2016 and 2017.
note: Zanzibar is almost entirely Muslim (2010 est.)
mainland - Christian 30%, 61.4%, Muslim 35%, indigenous beliefs 35%; 35.2%, folk religion 1.8%, other 0.2%, unaffiliated 1.4%
note: Zanzibar - more than 99% is almost entirely Muslim (2010 est.)
The same text in 3 editions, 2018 to 2020.
note: Zanzibar is almost entirely Muslim
Christian 61.4%, Muslim 35.2%, folk religion 1.8%, other 0.2%, unaffiliated 1.4% (2010 est.)
note: Zanzibar is almost entirely Muslim (2010 est.)
The same text in 5 editions, 2021 to 2025.
- Christian 63.1%,
- Muslim 34.1%,
- folk religion 1.1%,
- Buddhist <1%,
- Hindu <1%,
- Jewish <1%,
- other <1%,
- unspecified 1.6% (2020 est.)
note: Zanzibar is almost entirely Muslim
Christian 61.4%, 63.1%, Muslim 35.2%, 34.1%, folk religion 1.8%, 1.1%, Buddhist <1%, Hindu <1%, Jewish <1%, other 0.2%, unaffiliated 1.4% (2010 <1%, unspecified 1.6% (2020 est.)
note: Zanzibar is almost entirely Muslim
No edition has those words. Try a shorter word.
Cite this page
Central Intelligence Agency. “Tanzania: Religions.” The World Factbook, 1990–2025 editions. Archived by The Factbook, thefactbook.org/tanzania/religions.