China, Taiwan Province of China vs Republic of Korea: population pyramids in 2018
China, Taiwan Province of ChinaRepublic of Korea
Each bar is the share of the total population at that single year of age (men left, women right), so countries of different sizes can be compared.
China, Taiwan Province of China and Republic of Korea compared
In 2018, China, Taiwan Province of China has a population of 23.6 million and the Republic of Korea 51.6 million; the Republic of Korea is about 2.2 times the size of China, Taiwan Province of China.
The share aged 65 and over is 14.0% in China, Taiwan Province of China and 14.2% in the Republic of Korea, almost the same. The median age is 41.3 years in China, Taiwan Province of China and 42.3 years in the Republic of Korea.
The total fertility rate is 1.08 in China, Taiwan Province of China and 0.95 in the Republic of Korea, both below the replacement level of about 2.1. Life expectancy at birth is 80.4 years in China, Taiwan Province of China and 83.3 years in the Republic of Korea.
By 2050, the population of China, Taiwan Province of China is projected to shrink by 17.5% and that of the Republic of Korea to shrink by 12.2% compared with 2018.
Key figures (2018)
| China, Taiwan Province of China | Republic of Korea | |
|---|---|---|
| Population | 23.6 million | 51.6 million |
| Aged 0–14 | 13.1% | 12.9% |
| Aged 15–64 | 72.9% | 73.0% |
| Aged 65+ | 14.0% | 14.2% |
| Median age | 41.3 yrs | 42.3 yrs |
| Old-age dependency | 19.2 | 19.4 |
| Total fertility rate | 1.08 | 0.95 |
| Life expectancy | 80.4 yrs | 83.3 yrs |
| Population growth | +0.07% | +0.27% |
| Net migration (per year) | +9,577 | +118,220 |
| GDP | — | $1.87T (2025) |
| GDP per person | — | $36K (2025) |
| Unemployment | — | 2.7% (2025) |
Economic figures are the latest year published for each country.