Population: 629,090 (July 1999 est.)
note: includes 227,801 non-nationals (July 1999 est.)

Age structure:
0-14 years: 31% (male 97,316; female 94,708)
15-64 years: 67% (male 249,594; female 169,337)
65 years and over: 2% (male 9,241; female 8,894) (1999 est.)

Population growth rate: 2% (1999 est.)

Birth rate: 21.86 births/1,000 population (1999 est.)

Death rate: 3.24 deaths/1,000 population (1999 est.)

Net migration rate: 1.42 migrant(s)/1,000 population (1999 est.)

Sex ratio:
at birth: 1.03 male(s)/female
under 15 years: 1.03 male(s)/female
15-64 years: 1.47 male(s)/female
65 years and over: 1.04 male(s)/female
total population: 1.3 male(s)/female (1999 est.)

Infant mortality rate: 14.81 deaths/1,000 live births (1999 est.)

Life expectancy at birth:
total population: 75.32 years
male: 72.75 years
female: 77.96 years (1999 est.)

Total fertility rate: 2.97 children born/woman (1999 est.)

Nationality:
noun: Bahraini(s)
adjective: Bahraini

Ethnic groups: Bahraini 63%, Asian 13%, other Arab 10%, Iranian 8%, other 6%

Religions: Shi'a Muslim 75%, Sunni Muslim 25%

Languages: Arabic, English, Farsi, Urdu

Literacy:
definition: age 15 and over can read and write
total population: 85.2%
male: 89.1%
female: 79.4% (1995 est.)