| Population | 12,521,851 (July 2007 est.) |
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| Age structure | 0-14 years: 42% (male 2,656,122/female 2,608,423) 15-64 years: 55% (male 3,426,504/female 3,454,372) 65 years and over: 3% (male 176,877/female 199,553) (2007 est.) |
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| Median age | total: 18.7 years male: 18.5 years female: 18.9 years (2007 est.) |
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| Population growth rate | 2.645% (2007 est.) |
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| Birth rate | 37.4 births/1,000 population (2007 est.) |
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| Death rate | 10.96 deaths/1,000 population (2007 est.) |
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| Net migration rate | 0 migrant(s)/1,000 population (2007 est.) |
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| Sex ratio | at birth: 1.03 male(s)/female under 15 years: 1.018 male(s)/female 15-64 years: 0.992 male(s)/female 65 years and over: 0.886 male(s)/female total population: 1 male(s)/female (2007 est.) |
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| Infant mortality rate | total: 60.15 deaths/1,000 live births male: 64.06 deaths/1,000 live births female: 56.12 deaths/1,000 live births (2007 est.) |
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| Life expectancy at birth | total population: 56.69 years male: 55.34 years female: 58.09 years (2007 est.) |
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| Total fertility rate | 5 children born/woman (2007 est.) |
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People living with HIV/AIDS | 44,000 (2003 est.) |
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| HIV/AIDS - deaths | 3,500 (2003 est.) |
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| Nationality | noun: Senegalese (singular and plural) adjective: Senegalese |
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| 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% |
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| Religions | Muslim 94%, Christian 5% (mostly Roman Catholic), indigenous beliefs 1% |
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| Languages | French (official), Wolof, Pulaar, Jola, Mandinka |
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| Literacy | definition: age 15 and over can read and write total population: 39.3% male: 51.1% female: 29.2% (2002 est.) |
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