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Zambia counts 22,521,915 residents as of 2026. That is a 10-fold increase on the 2,321,302 recorded in 1950. It is growing at +2.72% a year, one of the faster rates globally, adding about 613K people a year. Population density sits at 30 people/km². Half the population is younger than 18.2 years, and the age structure is steadily tilting older: the median is projected to reach 23.6 by 2050. The sexes are close to evenly balanced, at 98 males per 100 females. By 2100, UN projections put it at 64,473,916, up +186% from 2026.
Total population
22,521,915
Density
30 people/km²
Median age
18.2 years
Growth rate
+2.72%
Zambia is experiencing rapid population growth, adding hundreds of thousands of people each year. The population is aging rapidly; median age will rise from 18 in 2026 to 24 by 2050. Looking ahead, UN projections show the population reaching 64.5M by 2100, more than double 2026's level.