Population:
15,878,271 (July 2010 est.)
country comparison to the world: 62
[see also: Population country ranks ]

Age structure:
0-14 years: 49.6% (male 3,840,379/female 3,758,674)
[see also: Age structure - 0-14 years country ranks ]
15-64 years: 48% (male 3,658,361/female 3,690,373)
[see also: Age structure - 15-64 years country ranks ]
65 years and over: 2.3% (male 159,984/female 198,481) (2010 est.)
[see also: Age structure - 65 years and over country ranks ]

Median age:
total: 15.2 years
[see also: Median age - total country ranks ]
male: 15 years
[see also: Median age - male country ranks ]
female: 15.4 years (2010 est.)
[see also: Median age - female country ranks ]

Population growth rate:
3.66% (2010 est.)
country comparison to the world: 1
[see also: Population growth rate country ranks ]

Birth rate:
51.08 births/1,000 population (2010 est.)
country comparison to the world: 1
[see also: Birth rate country ranks ]

Death rate:
14.47 deaths/1,000 population (July 2010 est.)
country comparison to the world: 16
[see also: Death rate country ranks ]

Net migration rate:
0 migrant(s)/1,000 population (2010 est.)
country comparison to the world: 113
[see also: Net migration rate country ranks ]

Urbanization:
urban population: 16% of total population (2008)
[see also: Urbanization - urban population country ranks ]
rate of urbanization: 4% annual rate of change (2005-10 est.)
[see also: Urbanization - rate of urbanization country ranks ]

Sex ratio:
at birth: 1.03 male(s)/female
[see also: Sex ratio - at birth country ranks ]
under 15 years: 1.02 male(s)/female
[see also: Sex ratio - under 15 years country ranks ]
15-64 years: 0.99 male(s)/female
[see also: Sex ratio - 15-64 years country ranks ]
65 years and over: 0.8 male(s)/female
[see also: Sex ratio - 65 years and over country ranks ]
total population: 1 male(s)/female (2010 est.)
[see also: Sex ratio - total population country ranks ]

Infant mortality rate:
total: 114.5 deaths/1,000 live births
country comparison to the world: 3
[see also: Infant mortality rate - total country ranks ]
male: 119.52 deaths/1,000 live births
[see also: Infant mortality rate - male country ranks ]
female: 109.34 deaths/1,000 live births (2010 est.)
[see also: Infant mortality rate - female country ranks ]

Life expectancy at birth:
total population: 52.99 years
country comparison to the world: 205
[see also: Life expectancy at birth - total population country ranks ]
male: 51.75 years
[see also: Life expectancy at birth - male country ranks ]
female: 54.26 years (2010 est.)
[see also: Life expectancy at birth - female country ranks ]

Total fertility rate:
7.68 children born/woman (2010 est.)
country comparison to the world: 1
[see also: Total fertility rate country ranks ]

HIV/AIDS - adult prevalence rate:
0.8% (2007 est.)
country comparison to the world: 57
[see also: HIV/AIDS - adult prevalence rate country ranks ]

HIV/AIDS - people living with HIV/AIDS:
60,000 (2007 est.)
country comparison to the world: 60
[see also: HIV/AIDS - people living with HIV/AIDS country ranks ]

HIV/AIDS - deaths:
4,000 (2007 est.)
country comparison to the world: 50
[see also: HIV/AIDS - deaths country ranks ]

Major infectious diseases:
degree of risk: very high
food or waterborne diseases: bacterial and protozoal diarrhea, hepatitis A, and typhoid fever
vectorborne disease: malaria
water contact disease: schistosomiasis
animal contact disease: rabies
respiratory disease: meningococcal meningitis
note: highly pathogenic H5N1 avian influenza has been identified in this country; it poses a negligible risk with extremely rare cases possible among US citizens who have close contact with birds (2009)

Nationality:
noun: Nigerien(s)
adjective: Nigerien

Ethnic groups:
Haoussa 55.4%, Djerma Sonrai 21%, Tuareg 9.3%, Peuhl 8.5%, Kanouri Manga 4.7%, other 1.2% (2001 census)

Religions:
Muslim 80%, other (includes indigenous beliefs and Christian) 20%

Languages:
French (official), Hausa, Djerma

Literacy:
definition: age 15 and over can read and write
total population: 28.7%
[see also: Literacy - total population country ranks ]
male: 42.9%
[see also: Literacy - male country ranks ]
female: 15.1% (2005 est.)
[see also: Literacy - female country ranks ]

School life expectancy (primary to tertiary education):
total: 5 years
male: 5 years
female: 4 years (2009)

Education expenditures:
3.7% of GDP (2008)
country comparison to the world: 124
[see also: Education expenditures country ranks ]