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In 2026, Tanzania's population is projected at 72,563,780. That is a 10-fold increase on the 7,625,155 recorded in 1950. It is growing at +2.79% a year, one of the faster rates globally, adding about 2M people a year. Population density sits at 82 people/km². Half the population is younger than 17.6 years, and the age structure is steadily tilting older: the median is projected to reach 21.8 by 2050. The sexes are close to evenly balanced, at 98 males per 100 females. By 2100, UN projections see it rising to 262,834,721, up 262% from 2026.
Total population
72,563,780
Density
82 people/km²
Median age
17.6 years
Growth rate
+2.79%
Tanzania is experiencing rapid population growth, adding millions of people each year. The population is gradually aging, with median age projected to reach 22 by 2050 (up from 18 in 2026). Looking ahead, UN projections show the population reaching 262.8M by 2100, more than double 2026's level.