South Korea

Country in Eastern Asia

South Korea is a country in Eastern Asia, with its capital in Seoul. About 51.7 million people live there (2025), making it the 29th most populous of the 195 countries. At 100,210 km², it is the 107th largest country by area. It borders North Korea.

South Korea at a glance

Capital: Seoul
Population (2025): 51.7 million
Area: 100,210 km²
Density: 516 per km²
Official language: Korean
Currency: South Korean won
People: South Korean
Calling code: +82
Internet domain: .kr
Coast: Has a coastline

Where is South Korea?

How South Korea compares

Population rank

29th of 195

13th of 47 in Asia

Size rank

107th of 195

30th of 47 in Asia

Crowding

516 per km²

More crowded than 92% of countries

Similar in size: Iceland (103,000 km²).
Similar population: Sudan (51.7 million).
South Korea is the only place that uses the South Korean won.
Korean is also an official language in 1 other country: North Korea.

The flag of South Korea

Play Guess the Flag →·Play Guess the Country →

Would you recognise South Korea?

Its outline

In Country Shapes you name places from their outline alone.

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Its emoji clues

The four clues we use for South Korea in Guess the Country by Emoji.

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How players do with South Korea

Every answer in DodoThinks games is counted anonymously. This is how players have done with South Korea so far, from 427 answers up to November 2026.

On the map

53% right

78th hardest of 176 · 309 answers

Its flag

91% right

133rd hardest of 145 · 118 answers

Players find South Korea on the map in 53% of tries. The most common wrong answer is China.
Players recognise the flag of South Korea in 91% of tries, one of the highest of any flag. The most common wrong answer is Sweden.

Find it on the map →·Guess the Flag →

Countries that border South Korea

South Korea borders 1 country: North Korea.

North Korea

Quick quiz: South Korea

3 questions. Tap an answer to check it.

1. Which is the flag of South Korea?
2. What is the capital of South Korea?
3. Which of these borders South Korea?

Guess the Flag Capitals quiz Find it on the map

Questions about South Korea

Is South Korea a country?

Yes. South Korea is an independent country and one of the 193 member states of the United Nations.

What is the capital of South Korea?

The capital of South Korea is Seoul.

Which countries border South Korea?

South Korea borders 1 country: North Korea.

How many countries border South Korea?

1. South Korea shares a land border with 1 country.

How big is South Korea?

South Korea covers 100,210 km², about the same size as Iceland (103,000 km²).

Is South Korea hard to find on a map?

On DodoThinks map quizzes, players find South Korea in 53% of 309 tries, 78th hardest of 176 places with enough answers to count. The most common wrong answer is China.

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