United Republic of Tanzania Population Pyramid 2042
United Republic of Tanzania in 2042
In 2042, the United Republic of Tanzania is projected to have a population of 108,926,277 people. Compared with 2032, when the projection stands at 85,293,132, that represents growth of 27.7% over ten years.
Half of the population would be younger than 21.3 years, with 37.1% children under 15 and 3.7% aged 65 or older. This is an expansive pyramid — each cohort of children is larger than the one above it, the signature of high birth rates and rapid growth.
Data source: United Nations World Population Prospects, 2024 revision (medium variant) — last updated July 2024.
The fertility rate of the United Republic of Tanzania was 4.61 births per woman in 2023, above the 2.1 needed to replace each generation.
Source: World Bank World Development Indicators, latest available year.
Life expectancy at birth was 67.0 years in 2023: 69.8 for women and 64.2 for men.
Source: World Bank World Development Indicators, latest available year.
422,894 immigrants live in United Republic of Tanzania, 0.6% of the population.
| Burundi | 241,069 |
| D.R. Congo | 76,772 |
| Kenya | 26,345 |
| Congo | 24,189 |
| Mozambique | 14,166 |
224,998 people born in United Republic of Tanzania live in other countries.
| Rwanda | 42,664 |
| Burundi | 37,409 |
| Kenya | 32,860 |
| Uganda | 22,790 |
| Canada | 21,068 |
Source: United Nations International Migrant Stock 2024.
| Country | Population | Median age | Relative size |
|---|---|---|---|
| United Republic of Tanzania | 108,926,277 | 21.3 | |
| Kenya | 76,161,724 | 25.4 | |
| Uganda | 74,730,004 | 22.4 | |
| Mozambique | 54,423,407 | 20.7 | |
| Madagascar | 46,508,815 | 23.5 |





