South Korea vs United Kingdom: Population in largest city
South Korea
10.03 million
in 2025
United Kingdom
9.84 million
in 2025
South Korea rank
22nd
United Kingdom rank
23rd
Population in largest city over time
- South Korea
- United Kingdom
How they compare
South Korea currently reports 10.03 million against 9.84 million in United Kingdom, a difference of 185,060.
The two have swapped places 1 time across 66 shared years of data; in 1960 it was United Kingdom ahead.
Globally, South Korea ranks 22nd and United Kingdom ranks 23rd of 153 countries.
Individual pages
About this data
Population in largest city is the urban population living in the country's largest metropolitan area.