Kazakhstan vs Romania: Population by age
Kazakhstan
20.84 million
in 2025
Romania
19.04 million
in 2025
Kazakhstan rank
20th
Romania rank
21st
Population by age over time
- Kazakhstan
- Romania
How they compare
Kazakhstan currently reports 20.84 million against 19.04 million in Romania, a difference of 1.80 million.
That makes Kazakhstan's figure about 1.1 times Romania's.
The two have swapped places 1 time across 26 shared years of data; in 2000 it was Romania ahead.
Kazakhstan ranks 20th and Romania ranks 21st of 74 countries.
Across the 3 decades both report, Kazakhstan averaged higher in 1 and Romania in 2.
Head to head by decade
| Decade | Kazakhstan | Romania | Difference | Ahead |
|---|---|---|---|---|
| 2000s | 15.97 million | 21.47 million | 5.50 million | Romania |
| 2010s | 17.98 million | 19.88 million | 1.90 million | Romania |
| 2020s | 20.17 million | 19.12 million | 1.05 million | Kazakhstan |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher population by age, Kazakhstan or Romania?
- Kazakhstan, at 20.84 million against 19.04 million in Romania as of 2025.
- What is the difference in population by age between Kazakhstan and Romania?
- 1.80 million, with Kazakhstan ahead.
- How many years of comparable data are there for Kazakhstan and Romania?
- 26 years are reported by both, from 2000 to 2025.
- How do Kazakhstan and Romania rank globally for population by age?
- Kazakhstan ranks 20th and Romania ranks 21st of 74 countries.
- Where does this data come from?
- UNICEF, published as Population by age. Statizoid refreshes it automatically from the source and publishes the full history for both places.