Number of children under 15, by world region in Tanzania
Tanzania: Number of children under 15, by world region was 28.46 million people in 2023. ◆ Volatile
Number of children under 15, by world region in Tanzania, 1950–2023
Source: UN, World Population Prospects (2024) – processed by Our World in Data. Measured in people.
Analysis
The most recent figure for number of children under 15, by world region in Tanzania is 28.46 million people, measured in 2023. That is the highest value across all 74 years on record.
That represents a change of up 2.5% on the previous year and up 29.7% over ten years.
Over the whole period, number of children under 15, by world region in Tanzania peaked at 28.46 million people in 2023 and was at its lowest, 3.48 million people, in 1950.
That places Tanzania 14th out of 236 countries with data for 2023, putting it 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 |
|---|---|---|---|---|
| 1950s | 3.87 million people | 3.48 million people | 4.33 million people | 10 |
| 1960s | 5.14 million people | 4.45 million people | 5.98 million people | 10 |
| 1970s | 7.39 million people | 6.20 million people | 8.72 million people | 10 |
| 1980s | 10.48 million people | 9.05 million people | 11.83 million people | 10 |
| 1990s | 13.41 million people | 12.10 million people | 14.87 million people | 10 |
| 2000s | 17.39 million people | 15.26 million people | 19.75 million people | 10 |
| 2010s | 22.93 million people | 20.29 million people | 25.80 million people | 10 |
| 2020s | 27.44 million people | 26.45 million people | 28.46 million people | 4 |
Countries ranked near Tanzania
More population data for Tanzania
- World population growth 0.9% (2100)
- Population density 296.72 people per km² (2100)
- Number of children under 5, by world region 20.58 million people (2100)
- Population growth rate, by level of development 0.9% (2100)
- Total fertility rate vs. contraceptive prevalence 4.54 births per woman (2024)
- Fertility rate vs. unmet need for contraception 4.54 births per woman (2024)
- Refugees by country of asylum 176,859 people (2024)
- Total fertility rate vs. wanted fertility rate 4.54 births per woman (2024)
- Fertility rate vs. Share of people who are religious 4.61 live births per woman (2023)
- Fertility rate accounting for survival until childbearing age 4.32 children per women (2023)
Frequently asked questions
- What is number of children under 15, by world region in Tanzania?
- Number of children under 15, by world region in Tanzania was 28.46 million people in 2023, according to UN, World Population Prospects (2024) – processed by Our World in Data.
- What is the highest number of children under 15, by world region recorded in Tanzania?
- The highest recorded value was 28.46 million people in 2023.
- What is the lowest number of children under 15, by world region recorded in Tanzania?
- The lowest recorded value was 3.48 million people in 1950.
- How does Tanzania rank for number of children under 15, by world region?
- Tanzania ranks 14th out of 236 countries with data for 2023.
- Is number of children under 15, by world region rising or falling in Tanzania?
- Over the last ten years it is up 29.7%. The long-run trend across the full record is volatile.
- Where does this Tanzania data come from?
- The figures come from UN, World Population Prospects (2024) – processed by Our World in Data, published as part of Number of children under 15, by world region. Statizoid updates them automatically from the source API.
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About this data
The total population, measured on 1 July of the year shown. This only includes people aged 0-14.