What is the population of Republic of Korea?

The population of Republic of Korea is approximately 51,667,029 as of 2025, according to UN estimates.

What is the life expectancy in Republic of Korea?

Life expectancy at birth in Republic of Korea is 84.5 years as of 2025.

What is the fertility rate in Republic of Korea?

The total fertility rate in Republic of Korea is 0.75 children per woman as of 2025.

What is the median age in Republic of Korea?

The median age in Republic of Korea is 45.6 years as of 2025.

Measured World

Countries Categories

Republic of Korea

Name: Republic of Korea Demographics and Population Statistics
Creator: Measured World
Published: 2024-07-01
License: https://creativecommons.org/licenses/by/3.0/igo/

Overview Population Births Mortality Migration

Republic of Korea

Overview Population Births Mortality Migration

Today's demographic activity

Updated continuously for December 14, 2025 at 18:12:08 UTC

Births today

511

Deaths today

772

Net migration today

136

As of today, Republic of Korea has approximately 51,639,578 people. Estimated births today: 510; deaths: 771.

Births this year

234,084

Deaths this year

353,911

Net change

57,245

Watch Republic of Korea's population change in real time. These counters estimate births, deaths, and migration activity every second based on annual demographic rates.

Key terms

Real-time counters: — Live estimates derived from annual demographic rates evenly distributed throughout the year.
Natural change: — Net change from births minus deaths (excluding migration).
Net migration: — Balance of people moving into vs. leaving the country.
Population growth: — Total change combining births, deaths, and migration.

Source: UN World Population Prospects 2024. Historical estimates (1950–2024) and medium-variant projections (2025–2100).