United Republic of Tanzania Population Pyramid 2011
United Republic of Tanzania in 2011
In 2011, the United Republic of Tanzania had a total population of 46,029,367 people. Over the previous ten years the population grew by 30.8%, up from 35,198,299 in 2001.
Half of the population was younger than 17.2 years; 45.2% were children under 15 and 2.8% were 65 or older. The broad-based, expansive shape of the pyramid points to high fertility and strong population 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 | 46,029,367 | 17.2 | |
| Kenya | 42,758,461 | 18.1 | |
| Uganda | 33,354,544 | 15.3 | |
| Mozambique | 23,649,039 | 16.9 | |
| Madagascar | 22,822,300 | 17.9 |





