Population:
5,735,937 (July 1999 est.) 
Ethnic groups:
Hutu (Bantu) 85%, Tutsi (Hamitic) 14%, Twa (Pygmy) 1%, Europeans 3,000, South Asians 2,000 
Religions:
Christian 67% (Roman Catholic 62%, Protestant 5%), Indigenous beliefs 32%, Muslim 1% 
Languages:
Kirundi (official), French (official), Swahili (along Lake Tanganyika and in the Bujumbura area) 

Bishops: 11
Diocesan Priests: 245
Religious Priests: 77
Professed Religious men (not Priests): 142
Professed Religious women: 925
Members of Secular Institute (Men): -
Members of Secular Institute (Women): 38
Lay Missionaries: 19
Catechists: 4,231