Population Pyramids of the World from 1950 to 2100

Republic of Korea Population Pyramid 2031

Republic of Korea
Afghanistan Africa Albania Algeria Angola Antigua and Barbuda Argentina Armenia Aruba Asia Australia Australia/New Zealand Austria Azerbaijan Bahamas Bahrain Bangladesh Barbados Belarus Belgium Belize Benin Bhutan Bolivia (Plurinational State of) Bosnia and Herzegovina Botswana Brazil Brunei Darussalam Bulgaria Burkina Faso Burundi Cabo Verde Cambodia Cameroon Canada Caribbean Central African Republic Central America Central Asia Chad Channel Islands Chile China China, Hong Kong SAR China, Macao SAR Colombia Comoros Congo Costa Rica Croatia Cuba Curaçao Cyprus Czech Republic Côte d'Ivoire Dem. People's Republic of Korea Democratic Republic of the Congo Denmark Djibouti Dominican Republic Eastern Africa Eastern Asia Eastern Europe Ecuador Egypt El Salvador Equatorial Guinea Eritrea Estonia Ethiopia Europe Fiji Finland France French Guiana French Polynesia Gabon Gambia Georgia Germany Ghana Greece Grenada Guadeloupe Guam Guatemala Guinea Guinea-Bissau Guyana Haiti Honduras Hungary Iceland India Indonesia Iran (Islamic Republic of) Iraq Ireland Israel Italy Jamaica Japan Jordan Kazakhstan Kenya Kiribati Kuwait Kyrgyzstan Lao People's Democratic Republic Latin America and the Caribbean Latvia Least developed countries Lebanon Lesotho Less developed regions Less developed regions, excluding China Less developed regions, excluding least developed countries Liberia Libya Lithuania Luxembourg Madagascar Malawi Malaysia Maldives Mali Malta Martinique Mauritania Mauritius Mayotte Melanesia Mexico Micronesia Micronesia (Fed. States of) Middle Africa Mongolia Montenegro More developed regions Morocco Mozambique Myanmar Namibia Nepal Netherlands New Caledonia New Zealand Nicaragua Niger Nigeria Northern Africa Northern America Northern Europe Norway Oceania Oman Other non-specified areas Pakistan Panama Papua New Guinea Paraguay Peru Philippines Poland Polynesia Portugal Puerto Rico Qatar Republic of Korea Republic of Moldova Romania Russian Federation Rwanda Réunion Saint Lucia Saint Vincent and the Grenadines Samoa Sao Tome and Principe Saudi Arabia Senegal Serbia Seychelles Sierra Leone Singapore Slovakia Slovenia Solomon Islands Somalia South Africa South America South Sudan South-Central Asia South-Eastern Asia Southern Africa Southern Asia Southern Europe Spain Sri Lanka State of Palestine Sub-Saharan Africa Sudan Suriname Swaziland Sweden Switzerland Syrian Arab Republic TFYR Macedonia Tajikistan Thailand Timor-Leste Togo Tonga Trinidad and Tobago Tunisia Turkey Turkmenistan Uganda Ukraine United Arab Emirates United Kingdom United Republic of Tanzania United States Virgin Islands United States of America Uruguay Uzbekistan Vanuatu Venezuela (Bolivarian Republic of) Viet Nam Western Africa Western Asia Western Europe Western Sahara World Yemen Zambia Zimbabwe
2031
Population: 51,048,174

Year

-5 -1   2031  +1 +5

Country

A B C D E F G H I J K L M N O P Q R S T U V W Y Z
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Summary

Republic of Korea in 2031

By 2031, the population of the Republic of Korea is expected to reach 51,048,174. Compared with 2021, when the projection stands at 51,848,397, that represents a decline of 1.5% over ten years.

The median age is projected at 50.0 years, with 12.4 children under 15 and 39.3 people aged 65 or over for every 100 people of working age (15–64). This is a constrictive pyramid — its base is narrower than its middle, the signature of sustained low birth rates and population ageing.

Ranks #33 of 201 by population Ranks #6 of 201 by median age Ranks #170 of 201 by growth

Share of the population by age group, 1950–2100

Data source: United Nations World Population Prospects, 2024 revision (medium variant) — last updated July 2024.

Key indicators for Republic of Korea
Population
51,048,174
Median age
50.0
0-14 %
8.2%
65+ %
25.9%
Child dependency
12.4
Old-age dependency
39.3
Region
ASIA
Pyramid shape
Constrictive
Population 2050
45,143,134
Population 2100
21,848,791
What is driving the change
Births per woman
Total fertility rate, 1960–2023
123456
1960Replacement level (2.1)2023 · 0.72

The fertility rate of the Republic of Korea was 0.72 births per woman in 2023, under the 2.1 needed to replace each generation.

Source: World Bank World Development Indicators, latest available year.

Life expectancy at birth
Years, 1960–2023
Total Women Men
405060708090
19602023 · 83.4

Life expectancy at birth was 83.4 years in 2023: 86.4 for women and 80.6 for men.

Source: World Bank World Development Indicators, latest available year.

People supported per 100 workers
Dependency ratios, 1950–2100
Children Older adults
306090120
19502100
Migration to and from Republic of Korea
Where immigrants come from (2024)

1,618,971 immigrants live in Republic of Korea, 3.1% of the population.

China756,684
Viet Nam260,609
Thailand199,861
Uzbekistan59,361
United States of America53,226
Where emigrants live (2024)

2,028,575 people born in Republic of Korea live in other countries.

United States of America1,083,174
Japan393,944
Canada151,409
Australia114,174
China65,073
Explore
Immigration statistics Origin of migrant stocks map

Source: United Nations International Migrant Stock 2024.

How Republic of Korea compares with its neighbours
Country Population Median age Relative size
Republic of Korea 51,048,175 50.0
Dem. People's Republic of Korea 26,797,951 39.3
Taiwan 22,477,191 49.4
China, Hong Kong SAR 7,211,724 52.1
Mongolia 3,740,963 28.1
Frequently asked questions about Republic of Korea's population
How many people are projected to live in the Republic of Korea in 2031?
UN projections put the Republic of Korea's population at 51,048,174 in 2031.
Is the Republic of Korea's population growing or shrinking?
Yes, shrinking: down 1.5% from 2021, with a projected population of 45,143,134 in 2050.
What is the median age in the Republic of Korea?
The Republic of Korea's median age is 50.0 years.
What share of the Republic of Korea's population is over 65 or under 15?
25.9% of the Republic of Korea's population is 65 or older, and 8.2% is under 15.
What type of population pyramid does the Republic of Korea have?
The Republic of Korea's pyramid is constrictive — narrower at the base than the middle, the signature of sustained low fertility and population ageing.

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