Population: 5,735,937 (July 1999 est.)

Age structure:
0-14 years: 47% (male 1,349,995; female 1,345,201)
15-64 years: 50% (male 1,392,880; female 1,479,835)
65 years and over: 3% (male 69,748; female 98,278) (1999 est.)

Population growth rate: 3.54% (1999 est.)

Birth rate: 41.27 births/1,000 population (1999 est.)

Death rate: 17.23 deaths/1,000 population (1999 est.)

Net migration rate: 11.33 migrant(s)/1,000 population (1999 est.)

Sex ratio:
at birth: 1.03 male(s)/female
under 15 years: 1 male(s)/female
15-64 years: 0.94 male(s)/female
65 years and over: 0.71 male(s)/female
total population: 0.96 male(s)/female (1999 est.)

Infant mortality rate: 99.36 deaths/1,000 live births (1999 est.)

Life expectancy at birth:
total population: 45.44 years
male: 43.54 years
female: 47.41 years (1999 est.)

Total fertility rate: 6.33 children born/woman (1999 est.)

Nationality:
noun: Burundian(s)
adjective: Burundi

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)

Literacy:
definition: age 15 and over can read and write
total population: 35.3%
male: 49.3%
female: 22.5% (1995 est.)