Population ages 0-14, total in Tanzania
Tanzania: Population ages 0-14, total was 29.87 million in 2025. ◆ Volatile
Population ages 0-14, total in Tanzania, 1960–2025
Source: Staff estimates, World Bank (WB), note: Staff estimates using the World Bank's total population and age/sex distributions of the United Nations Population Division's World Population Prospects., publi.
Analysis
In 2025, population ages 0-14, total in Tanzania stood at 29.87 million. That is the highest value across all 66 years on record.
The figure is up 2.4% on the previous year and up 29.0% over ten years.
Over the whole period, population ages 0-14, total in Tanzania peaked at 29.87 million in 2025 and was at its lowest, 4.45 million, in 1960.
Tanzania ranks 14th of 215 countries on this measure, in the top 10%.
The series is highly variable year to year, so single readings are best treated with caution.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 5.14 million | 4.45 million | 5.98 million | 10 |
| 1970s | 7.39 million | 6.20 million | 8.72 million | 10 |
| 1980s | 10.48 million | 9.05 million | 11.83 million | 10 |
| 1990s | 13.41 million | 12.10 million | 14.87 million | 10 |
| 2000s | 17.39 million | 15.26 million | 19.75 million | 10 |
| 2010s | 22.93 million | 20.29 million | 25.80 million | 10 |
| 2020s | 28.14 million | 26.45 million | 29.87 million | 6 |
Countries ranked near Tanzania
More health data for Tanzania
- Estimated changes in temperature-related death rates compared to projected death rates 658.6 deaths per 1,000 people (2090)
- Number of infants who die before age 1 32,514 deaths (2100)
- Deaths in armed conflicts based on where they occurred 0 deaths (2026)
- Deaths in armed conflicts by region 0 deaths (2026)
- Age population, age 25, male, interpolated 593,624 (2025)
- Age population, age 25, female, interpolated 593,004 (2025)
- Age population, age 24, male, interpolated 612,788 (2025)
- Age population, age 24, female, interpolated 612,341 (2025)
- Age population, age 23, male, interpolated 632,568 (2025)
- Age population, age 23, female, interpolated 632,033 (2025)
Frequently asked questions
- What is population ages 0-14, total in Tanzania?
- Population ages 0-14, total in Tanzania was 29.87 million in 2025, according to Staff estimates, World Bank (WB), note: Staff estimates using the World Bank's total population and age/sex distributions of the United Nations Population Division's World Population Prospects., publi.
- What is the highest population ages 0-14, total recorded in Tanzania?
- The highest recorded value was 29.87 million in 2025.
- What is the lowest population ages 0-14, total recorded in Tanzania?
- The lowest recorded value was 4.45 million in 1960.
- How does Tanzania rank for population ages 0-14, total?
- Tanzania ranks 14th out of 215 countries with data for 2025.
- Is population ages 0-14, total rising or falling in Tanzania?
- Over the last ten years it is up 29.0%. The long-run trend across the full record is volatile.
- Where does this Tanzania data come from?
- The figures come from Staff estimates, World Bank (WB), note: Staff estimates using the World Bank's total population and age/sex distributions of the United Nations Population Division's World Population Prospects., publi, published as part of Population ages 0-14, total. Statizoid updates them automatically from the source API.
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About this data
Total population between the ages 0 to 14. Population is based on the de facto definition of population, which counts all residents regardless of legal status or citizenship.