Fertility in Burundi, 2021
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2021
Total fertility rate: 5.08
The total fertility rate of Burundi was 5.08 children per woman in 2021 — above the replacement level of about 2.1. Births were most frequent among women aged 25-29 (245 per 1,000 women in that age group), and the average mother was 30.2 years old. In total, 454,572 babies were born. Source: United Nations, World Population Prospects 2024.
Key indicators, 2021
Total fertility rate
5.08
Births
454,572
Births per 1,000 people
35.1
Mean age of mothers
30.2
Births to mothers aged 15–19
8.2%
Net reproduction rate
2.22
Boys per 100 girls at birth
102.5
Population
12,965,482
The net reproduction rate counts only daughters who survive to their mothers' age: below 1, each generation of women is smaller than the one before.
Fertility by age of mother, 2021
| Mother's age | Births per 1,000 women | Share of total fertility | Births |
|---|---|---|---|
| 10-14 | 0.6 | 0.1% | 510 |
| 15-19 | 54.8 | 5.4% | 37,470 |
| 20-24 | 209.1 | 20.6% | 106,850 |
| 25-29 | 245.3 | 24.2% | 111,153 |
| 30-34 | 234.3 | 23.1% | 102,816 |
| 35-39 | 166.9 | 16.4% | 66,379 |
| 40-44 | 85.5 | 8.4% | 25,612 |
| 45-49 | 17.7 | 1.7% | 3,636 |
| 50-54 | 1.0 | 0.1% | 147 |
Fertility in Burundi by year