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Why these 20
City population from Wikidata's preferred figure (usually the latest census or official estimate). City limits differ a lot between countries, so compare within a country first.
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1
D
Daejeon
대전광역시
metropolitan city in South Korea
1,475,221 · 🇰🇷 South Korea
Also in: #12 most populous states, provinces and regions (South Korea)
How it is measured
Wikidata: cities and big cities with 300,000 people or more.
References
- Wikidata query: cities by population, Wikidata (CC0). Checked 2026-10-19 23:23 UTC.
Daejeon: more top 20s here
Also in
Photo: Shinjuku skyline, Tokyo - Sony A7R (11831328835) by Luke Ma from Taipei, Taiwan ROC, CC BY 2.0 via Wikimedia Commons. Pictures in rows: Wikimedia Commons, GitHub and the linked pages.