Population:
12,323,252 (July 2010 est.)
country comparison to the world: 71
[see also: Population country ranks ]

Age structure:
0-14 years: 42.2% (male 2,911,324/female 2,877,804)
[see also: Age structure - 0-14 years country ranks ]
15-64 years: 54.8% (male 3,728,664/female 3,786,000)
[see also: Age structure - 15-64 years country ranks ]
65 years and over: 3% (male 190,343/female 217,462) (2010 est.)
[see also: Age structure - 65 years and over country ranks ]

Median age:
total: 17.9 years
[see also: Median age - total country ranks ]
male: 17.1 years
[see also: Median age - male country ranks ]
female: 18.7 years (2010 est.)
[see also: Median age - female country ranks ]

Population growth rate:
2.579% (2010 est.)
country comparison to the world: 28
[see also: Population growth rate country ranks ]

Birth rate:
37.27 births/1,000 population (2010 est.)
country comparison to the world: 23
[see also: Birth rate country ranks ]

Death rate:
9.49 deaths/1,000 population (July 2010 est.)
country comparison to the world: 63
[see also: Death rate country ranks ]

Net migration rate:
-1.99 migrant(s)/1,000 population (2010 est.)
country comparison to the world: 173
[see also: Net migration rate country ranks ]

Urbanization:
urban population: 42% of total population (2008)
[see also: Urbanization - urban population country ranks ]
rate of urbanization: 3.1% 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: 1.01 male(s)/female
[see also: Sex ratio - under 15 years country ranks ]
15-64 years: 0.98 male(s)/female
[see also: Sex ratio - 15-64 years country ranks ]
65 years and over: 0.87 male(s)/female
[see also: Sex ratio - 65 years and over country ranks ]
total population: 0.99 male(s)/female (2010 est.)
[see also: Sex ratio - total population country ranks ]

Infant mortality rate:
total: 57.7 deaths/1,000 live births
country comparison to the world: 36
[see also: Infant mortality rate - total country ranks ]
male: 64.34 deaths/1,000 live births
[see also: Infant mortality rate - male country ranks ]
female: 50.86 deaths/1,000 live births (2010 est.)
[see also: Infant mortality rate - female country ranks ]

Life expectancy at birth:
total population: 59.38 years
country comparison to the world: 190
[see also: Life expectancy at birth - total population country ranks ]
male: 57.48 years
[see also: Life expectancy at birth - male country ranks ]
female: 61.34 years (2010 est.)
[see also: Life expectancy at birth - female country ranks ]

Total fertility rate:
4.86 children born/woman (2010 est.)
country comparison to the world: 28
[see also: Total fertility rate country ranks ]

HIV/AIDS - adult prevalence rate:
1% (2007 est.)
country comparison to the world: 54
[see also: HIV/AIDS - adult prevalence rate country ranks ]

HIV/AIDS - people living with HIV/AIDS:
67,000 (2007 est.)
country comparison to the world: 57
[see also: HIV/AIDS - people living with HIV/AIDS country ranks ]

HIV/AIDS - deaths:
1,800 (2007 est.)
country comparison to the world: 63
[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 diseases: Crimean-Congo hemorrhagic fever, dengue fever, malaria, Rift Valley fever, and yellow fever
water contact disease: schistosomiasis
respiratory disease: meningococcal meningitis
animal contact disease: rabies (2009)

Nationality:
noun: Senegalese (singular and plural)
adjective: Senegalese

Ethnic groups:
Wolof 43.3%, Pular 23.8%, Serer 14.7%, Jola 3.7%, Mandinka 3%, Soninke 1.1%, European and Lebanese 1%, other 9.4%

Religions:
Muslim 94%, Christian 5% (mostly Roman Catholic), indigenous beliefs 1%

Languages:
French (official), Wolof, Pulaar, Jola, Mandinka

Literacy:
definition: age 15 and over can read and write
total population: 39.3%
[see also: Literacy - total population country ranks ]
male: 51.1%
[see also: Literacy - male country ranks ]
female: 29.2% (2002 est.)
[see also: Literacy - female country ranks ]

School life expectancy (primary to tertiary education):
total: 8 years
male: 8 years
female: 7 years (2008)

Education expenditures:
5.1% of GDP (2008)
country comparison to the world: 64
[see also: Education expenditures country ranks ]