Population: 154,623 (July 2000 est.)

Age structure:
0-14 years: 34.9% (male 28,233; female 25,727)
15-64 years: 59.09% (male 48,126; female 43,238)
65 years and over: 6.01% (male 4,680; female 4,619) (2000 est.)

Population growth rate: 1.67% (2000 est.)

Birth rate: 26.19 births/1,000 population (2000 est.)

Death rate: 4.16 deaths/1,000 population (2000 est.)

Net migration rate: -5.35 migrant(s)/1,000 population (2000 est.)

Sex ratio:
at birth: 1.14 male(s)/female
under 15 years: 1.1 male(s)/female
15-64 years: 1.11 male(s)/female
65 years and over: 1.01 male(s)/female
total population: 1.1 male(s)/female (2000 est.)

Infant mortality rate: 6.83 deaths/1,000 live births (2000 est.)

Life expectancy at birth:
total population: 77.78 years
male: 75.51 years
female: 80.37 years (2000 est.)

Total fertility rate: 3.96 children born/woman (2000 est.)

Nationality:
noun: Guamanian(s)
adjective: Guamanian

Ethnic groups: Chamorro 47%, Filipino 25%, white 10%, Chinese, Japanese, Korean, and other 18%

Religions: Roman Catholic 85%, other 15% (1999 est.)

Languages: English, Chamorro, Japanese

Literacy:
definition: age 15 and over can read and write
total population: 99%
male: 99%
female: 99% (1990 est.)