Population: 3,441,790 (July 2009 est.)
Age structure: 0-14 years: 44.1% (male 760,989/female 758,554) 15-64 years: 53% (male 904,770/female 920,704) 65 years and over: 2.8% (male 47,013/female 49,760) (2009 est.)
Median age: total: 18 years male: 17.9 years female: 18.2 years (2009 est.)
Population growth rate: 2.665% (2009 est.)
Death rate: 21.45 deaths/1,000 population (2008 est.)
Net migration rate: 5.13 migrant(s)/1,000 population (2009 est.)
Sex ratio: at birth: 1.03 male(s)/female under 15 years: 1 male(s)/female 15-64 years: 0.98 male(s)/female 65 years and over: 0.94 male(s)/female total population: 0.99 male(s)/female (2009 est.)
Infant mortality rate: total: 138.24 deaths/1,000 live births male: 153.55 deaths/1,000 live births female: 122.46 deaths/1,000 live births (2009 est.)
Life expectancy at birth: total population: 41.84 years male: 40.71 years female: 43 years (2009 est.)
Total fertility rate: 5.79 children born/woman (2009 est.)
HIV/AIDS - adult prevalence rate: 1.7% (2007 est.)
HIV/AIDS - people living with HIV/AIDS: 35,000 (2007 est.)
HIV/AIDS - deaths: 2,300 (2007 est.)
Nationality: noun: Liberian(s) adjective: Liberian
Ethnic groups: indigenous African 95% (including Kpelle, Bassa, Gio, Kru, Grebo, Mano, Krahn, Gola, Gbandi, Loma, Kissi, Vai, Dei, Bella, Mandingo, and Mende), Americo-Liberians 2.5% (descendants of immigrants from the US who had been slaves), Congo People 2.5% (descendants of immigrants from the Caribbean who had been slaves)
Religions: Christian 40%, Muslim 20%, indigenous beliefs 40%
Languages: English 20% (official), some 20 ethnic group languages few of which can be written or used in correspondence
Literacy: definition: age 15 and over can read and write total population: 57.5% male: 73.3% female: 41.6% (2003 est.)