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Cambodia is projected to count 18,051,219 residents in 2026. That is a 4-fold increase on the 4,375,257 recorded in 1950. It is expanding at +1.10% a year, adding about 199.5K people a year. Population density sits at 100 people/km². Half the population is younger than 26.4 years, and the age structure is steadily tilting older: the median is projected to reach 32.2 by 2050. Women outnumber men, at 96 males per 100 females. By 2100, UN projections see it rising to 22,738,858, up 26% from 2026.
Total population
18,051,219
Density
100 people/km²
Median age
26.4 years
Growth rate
+1.10%
Cambodia's population continues to grow, though at a moderate pace. The population is aging rapidly; median age will rise from 26 in 2026 to 32 by 2050.