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By 2026, Benin is projected to be home to 15,170,419 people. That is a 7-fold increase on the 2,250,476 recorded in 1950. It is growing at +2.36% a year, one of the faster rates globally, adding about 358.2K people a year. Settlement is fairly dense, at 135 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 23.0 by 2050. The sexes are close to evenly balanced, at 101 males per 100 females. By 2100, UN projections see it rising to 39,587,568, up 161% from 2026.
Total population
15,170,419
Density
135 people/km²
Median age
18.2 years
Growth rate
+2.36%
Benin 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 23 by 2050. Looking ahead, UN projections show the population reaching 39.6M by 2100, more than double 2026's level.