Population: 28,563,377 (July 2009 est.)
Age structure: 0-14 years: 36.6% (male 5,327,484/female 5,127,178) 15-64 years: 59.2% (male 8,094,494/female 8,812,675) 65 years and over: 4.2% (male 566,666/female 634,880) (2009 est.)
Median age: total: 20.8 years male: 19.8 years female: 21.7 years (2009 est.)
Population growth rate: 1.281% (2009 est.)
Death rate: 8.97 deaths/1,000 population (2008 est.)
Net migration rate: -3.39 migrant(s)/1,000 population (2009 est.)
Sex ratio: at birth: 1.04 male(s)/female under 15 years: 1.04 male(s)/female 15-64 years: 0.92 male(s)/female 65 years and over: 0.89 male(s)/female total population: 0.96 male(s)/female (2009 est.)
Infant mortality rate: total: 47.46 deaths/1,000 live births male: 47.4 deaths/1,000 live births female: 47.52 deaths/1,000 live births (2009 est.)
Life expectancy at birth: total population: 65.46 years male: 64.3 years female: 66.67 years (2009 est.)
Total fertility rate: 2.64 children born/woman (2009 est.)
HIV/AIDS - adult prevalence rate: 0.5% (2007 est.)
HIV/AIDS - people living with HIV/AIDS: 70,000 (2007 est.)
HIV/AIDS - deaths: 5,000 (2007 est.)
Nationality: noun: Nepalese (singular and plural) adjective: Nepalese
Ethnic groups: Chhettri 15.5%, Brahman-Hill 12.5%, Magar 7%, Tharu 6.6%, Tamang 5.5%, Newar 5.4%, Muslim 4.2%, Kami 3.9%, Yadav 3.9%, other 32.7%, unspecified 2.8% (2001 census)
Religions: Hindu 80.6%, Buddhist 10.7%, Muslim 4.2%, Kirant 3.6%, other 0.9% (2001 census) note: only official Hindu state in the world
Languages: Nepali 47.8%, Maithali 12.1%, Bhojpuri 7.4%, Tharu (Dagaura/Rana) 5.8%, Tamang 5.1%, Newar 3.6%, Magar 3.3%, Awadhi 2.4%, other 10%, unspecified 2.5% (2001 census) note: many in government and business also speak English (2001 est.)
Literacy: definition: age 15 and over can read and write total population: 48.6% male: 62.7% female: 34.9% (2001 census)