Population:
175,808 (July 2010 est.)
country comparison to the world: 186
[see also: Population country ranks ]

Age structure:
0-14 years: 46.9% (male 50,475/female 49,188)
[see also: Age structure - 0-14 years country ranks ]
15-64 years: 49.7% (male 51,325/female 54,289)
[see also: Age structure - 15-64 years country ranks ]
65 years and over: 3.5% (male 3,335/female 4,067) (2010 est.)
[see also: Age structure - 65 years and over country ranks ]

Median age:
total: 17.5 years
[see also: Median age - total country ranks ]
male: 17 years
[see also: Median age - male country ranks ]
female: 17.9 years (2010 est.)
[see also: Median age - female country ranks ]

Population growth rate:
2.112% (2010 est.)
country comparison to the world: 46
[see also: Population growth rate country ranks ]

Birth rate:
39.09 births/1,000 population (2010 est.)
country comparison to the world: 14
[see also: Birth rate country ranks ]

Death rate:
8.45 deaths/1,000 population (July 2010 est.)
country comparison to the world: 86
[see also: Death rate country ranks ]

Net migration rate:
-9.52 migrant(s)/1,000 population (2010 est.)
country comparison to the world: 215
[see also: Net migration rate country ranks ]

Urbanization:
urban population: 61% of total population (2008)
[see also: Urbanization - urban population country ranks ]
rate of urbanization: 3% 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: 1.03 male(s)/female
[see also: Sex ratio - under 15 years country ranks ]
15-64 years: 0.97 male(s)/female
[see also: Sex ratio - 15-64 years country ranks ]
65 years and over: 0.86 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: 54.64 deaths/1,000 live births
country comparison to the world: 42
[see also: Infant mortality rate - total country ranks ]
male: 56.75 deaths/1,000 live births
[see also: Infant mortality rate - male country ranks ]
female: 52.46 deaths/1,000 live births (2010 est.)
[see also: Infant mortality rate - female country ranks ]

Life expectancy at birth:
total population: 62.73 years
country comparison to the world: 177
[see also: Life expectancy at birth - total population country ranks ]
male: 61.58 years
[see also: Life expectancy at birth - male country ranks ]
female: 63.91 years (2010 est.)
[see also: Life expectancy at birth - female country ranks ]

Total fertility rate:
5.21 children born/woman (2010 est.)
country comparison to the world: 17
[see also: Total fertility rate country ranks ]

HIV/AIDS - adult prevalence rate:
NA
[see also: HIV/AIDS - adult prevalence rate country ranks ]

HIV/AIDS - people living with HIV/AIDS:
NA
[see also: HIV/AIDS - people living with HIV/AIDS country ranks ]

HIV/AIDS - deaths:
NA
[see also: HIV/AIDS - deaths country ranks ]

Major infectious diseases:
degree of risk: high
food or waterborne diseases: bacterial diarrhea, hepatitis A, and typhoid fever
vectorborne disease: malaria
animal contact disease: rabies (2009)

Nationality:
noun: Sao Tomean(s)
adjective: Sao Tomean

Ethnic groups:
mestico, angolares (descendants of Angolan slaves), forros (descendants of freed slaves), servicais (contract laborers from Angola, Mozambique, and Cape Verde), tongas (children of servicais born on the islands), Europeans (primarily Portuguese)

Religions:
Catholic 70.3%, Evangelical 3.4%, New Apostolic 2%, Adventist 1.8%, other 3.1%, none 19.4% (2001 census)

Languages:
Portuguese (official)

Literacy:
definition: age 15 and over can read and write
total population: 84.9%
[see also: Literacy - total population country ranks ]
male: 92.2%
[see also: Literacy - male country ranks ]
female: 77.9% (2001 census)
[see also: Literacy - female country ranks ]

School life expectancy (primary to tertiary education):
total: 11 years
male: 11 years
female: 11 years (2009)

Education expenditures:
NA
[see also: Education expenditures country ranks ]