Ethnic groups: mainland - native African 99% (of which 95% are Bantu consisting of more than 130 tribes), other 1% (consisting of Asian, European, and Arab); Zanzibar - Arab, native African, mixed Arab and native African
Religions: mainland - Christian 45%, Muslim 35%, indigenous beliefs 20%; Zanzibar - more than 99% Muslim
Languages: Kiswahili or Swahili (official), Kiunguju (name for Swahili in Zanzibar), English (official, primary language of commerce, administration, and higher education), Arabic (widely spoken in Zanzibar), many local languages
note: Kiswahili (Swahili) is the mother tongue of the Bantu people living in Zanzibar and nearby coastal Tanzania; although Kiswahili is Bantu in structure and origin, its vocabulary draws on a variety of sources, including Arabic and English, and it has become the lingua franca of central and eastern Africa; the first language of most people is one of the local languages
Literacy: definition: age 15 and over can read and write Kiswahili
(Swahili), English, or Arabic
total population: 67.8%
male: 79.4%
female: 56.8% (1995 est.)
Tanzania Government
Country name: conventional long form: United Republic of Tanzania