Population: 2,716,814 (July 1999 est.)

Age structure:
0-14 years: 42% (male 579,940; female 573,847)
15-64 years: 54% (male 718,820; female 751,911)
65 years and over: 4% (male 36,987; female 55,309) (1999 est.)

Population growth rate: 2.16% (1999 est.)

Birth rate: 37.96 births/1,000 population (1999 est.)

Death rate: 16.33 deaths/1,000 population (1999 est.)

Net migration rate: 0 migrant(s)/1,000 population (1999 est.)

Sex ratio:
at birth: 1.03 male(s)/female
under 15 years: 1.01 male(s)/female
15-64 years: 0.96 male(s)/female
65 years and over: 0.67 male(s)/female
total population: 0.97 male(s)/female (1999 est.)

Infant mortality rate: 100.58 deaths/1,000 live births (1999 est.)

Life expectancy at birth:
total population: 47.14 years
male: 45.42 years
female: 48.92 years (1999 est.)

Total fertility rate: 4.89 children born/woman (1999 est.)

Nationality:
noun: Congolese (singular and plural)
adjective: Congolese or Congo

Ethnic groups: Kongo 48%, Sangha 20%, M'Bochi 12%, Teke 17%, Europeans NA%; note—Europeans estimated at 8,500, mostly French, before the 1997 civil war; may be half of that in 1998, following the widespread destruction of foreign businesses in 1997

Religions: Christian 50%, animist 48%, Muslim 2%

Languages: French (official), Lingala and Monokutuba (lingua franca trade languages), many local languages and dialects (of which Kikongo has the most users)

Literacy:
definition: age 15 and over can read and write
total population: 74.9%
male: 83.1%
female: 67.2% (1995 est.)