ATLAS · NATIONAL CAPITALS · SOUTH KOREA
Capital of South Korea
The capital of South Korea is Seoul. The largest, Seoul, has around 9,668,465 residents in the city proper — a giant capital. From Wikidata, snapshot 2026-06-23.
CAPITALSeoul
POPULATION9,668,465
NUMBER OF CAPITALS1
The capital
Seoul9,668,465 people
In context
Where Seoulsits on the world’s scale of capital sizes — from the micro-capitals of a few hundred to the mega-capitals of over ten million.
10M+
5–10MSeoul is here
1–5M
250k–1M
50–250k
<50k
Capitals of other countries
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