Population:
22,665,345 (July 2009 est.)

Age structure:
0-14 years: 21.3% (male 2,440,439/female 2,376,557)
15-64 years: 69.4% (male 7,776,889/female 7,945,399)
65 years and over: 9.4% (male 820,504/female 1,305,557) (2009 est.)

Median age:
total: 33.5 years
male: 32.1 years
female: 34.9 years (2009 est.)

Population growth rate:
0.42% (2009 est.)

Birth rate:
14.82 births/1,000 population (2009 est.)

Death rate:
10.52 deaths/1,000 population (July 2009 est.)

Net migration rate:
-0.09 migrant(s)/1,000 population (2009 est.)

Urbanization:
urban population: 63% of total population (2008)
rate of urbanization: 0.9% annual rate of change (2005-10 est.)

Sex ratio:
at birth: 1.06 male(s)/female
under 15 years: 1.03 male(s)/female
15-64 years: 0.98 male(s)/female
65 years and over: 0.63 male(s)/female
total population: 0.95 male(s)/female (2009 est.)

Infant mortality rate:
total: 51.34 deaths/1,000 live births
male: 58.64 deaths/1,000 live births
female: 43.6 deaths/1,000 live births (2009 est.)

Life expectancy at birth:
total population: 63.81 years
male: 61.23 years
female: 66.53 years (2009 est.)

Total fertility rate:
1.96 children born/woman (2009 est.)

HIV/AIDS - adult prevalence rate:
NA

HIV/AIDS - people living with HIV/AIDS:
NA

HIV/AIDS - deaths:
NA

Nationality:
noun: Korean(s)
adjective: Korean

Ethnic groups:
racially homogeneous; there is a small Chinese community and a few ethnic Japanese

Religions:
traditionally Buddhist and Confucianist, some Christian and syncretic Chondogyo (Religion of the Heavenly Way)
note: autonomous religious activities now almost nonexistent; government-sponsored religious groups exist to provide illusion of religious freedom

Languages:
Korean

Literacy:
definition: age 15 and over can read and write
total population: 99%
male: 99%
female: 99%

Education expenditures:
NA