Japan
19502100
2026
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Total population
122,427,731
Density
325 people/km²
Median age
50.2 years
Growth rate
-0.56%
Total population from 1950 to 2100 (projections beyond 2024)
Male and female population with sex ratio trend
No population by gender data available.
Population distribution by 5-year age groups (Projection)
People per square kilometre
Age where half the population is younger
Annual percentage change in population size
Japan passed its population peak 17 years ago in 2009, and has since declined by 4.5%. The population is gradually aging, with median age projected to reach 53 by 2050 (currently 49 in 2026). UN projections show a decline to 76.8M by 2100.