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By 2026, Guinea-Bissau is projected to be home to 2,297,808 people. That is a 4-fold increase on the 543,627 recorded in 1950. It is growing at +2.10% a year, one of the faster rates globally, adding about 48.2K people a year. Population density sits at 82 people/km². Half the population is younger than 19.6 years, and the age structure is steadily tilting older: the median is projected to reach 25.7 by 2050. The sexes are close to evenly balanced, at 98 males per 100 females. By 2100, UN projections see it rising to 4,665,484, up 103% from 2026.
Total population
2,297,808
Density
82 people/km²
Median age
19.6 years
Growth rate
+2.10%
Guinea-Bissau is experiencing rapid population growth, adding tens of thousands of people each year. The population is aging rapidly; median age will rise from 20 in 2026 to 26 by 2050. Looking ahead, UN projections show the population reaching 4.7M by 2100, more than double 2026's level.