South Korea vs Ukraine: Number of children under 5

South Korea

1.36 million people

in 2023

Ukraine

1.30 million people

in 2023

South Korea rank

74th

Ukraine rank

76th

Number of children under 5 over time

South Korea currently reports 1.36 million people against 1.30 million people in Ukraine, a difference of 53,940 people.

The two have swapped places 6 times across 74 shared years of data; in 1950 it was South Korea ahead.

South Korea ranks 74th and Ukraine ranks 76th of 236 countries.

Indicator: Number of children under 5
Unit: people
Source: UN, World Population Prospects (2024) – processed by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 236 places, 17,464 data points, 1950–2023
Last refreshed: 07 August 2026

The total population, measured on 1 July of the year shown. This only includes people aged 0-4.