Population aged 0 to 14 in Tanzania
42.3% of the population of Tanzania was aged 14 or under in 2025. The value for 2025 is the lowest in the series, which starts in 1960.
Tanzania, 2025
42.3%
Change from 2024
−0.2percentage points
World, 2025
24.4%
Position in 2025
13th of 217
Population aged 0 to 14 in Tanzania over time
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Tanzania
World
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The chart loads when you scroll to it. The table below shows the same data.
The chart shows a calculation from the published values. The table below keeps the published values.
% of total population. Source: World Bank, World Development Indicators. Gaps mean no published value; points are not joined across missing years.
| Period | Tanzania | World |
|---|---|---|
| 2025 | 42.3% | 24.4% |
| 2024 | 42.5% | 24.7% |
| 2023 | 42.7% | 25.0% |
| 2022 | 42.9% | 25.3% |
| 2021 | 43.1% | 25.6% |
| 2020 | 43.4% | 25.8% |
| 2019 | 43.6% | 26.0% |
| 2018 | 43.8% | 26.2% |
| 2017 | 44.0% | 26.4% |
| 2016 | 44.2% | 26.5% |
| 2015 | 44.5% | 26.6% |
| 2014 | 44.8% | 26.8% |
| 2013 | 44.9% | 26.9% |
| 2012 | 45.1% | 27.0% |
| 2011 | 45.2% | 27.1% |
| 2010 | 45.3% | 27.3% |
| 2009 | 45.3% | 27.5% |
| 2008 | 45.1% | 27.6% |
| 2007 | 45.0% | 27.9% |
| 2006 | 44.9% | 28.1% |
| 2005 | 44.8% | 28.5% |
| 2004 | 44.7% | 28.8% |
| 2003 | 44.6% | 29.2% |
| 2002 | 44.6% | 29.6% |
| 2001 | 44.5% | 30.0% |
A dash means no value was published for that period.
In short
- That is a change of −0.2 percentage points from 42.5% in 2024.
- Since 2015, when it was 44.5%, the figure has changed by −2.2 percentage points.
- Among the 217 countries with data for 2025, Tanzania has the 13th highest value.
- The figure for the world in 2025 was 24.4%.
More for Tanzania
All statistics for Tanzania
Population aged 65 and over
3.0%
2025 · World Bank
Fertility rate
4.54 births per woman
2024 · World Bank
Population estimates and projections
66,617,606 people
2023 · UN Population Division
Median age estimates and projections
17.2 years
2023 · UN Population Division
Fertility rate estimates and projections
4.61 births per woman
2023 · UN Population Division
Population growth estimates and projections
2.88%
2023 · UN Population Division