Fertility in Bulgaria, 2045
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2045
Total fertility rate: 1.70
The total fertility rate of Bulgaria is projected at 1.70 children per woman in 2045 — below the replacement level of about 2.1. Births are projected to be most frequent among women aged 30-34 (119 per 1,000 women in that age group), and the average mother would be 31.2 years old. In total, 50,523 babies are projected to be born. Source: United Nations, World Population Prospects 2024 (medium-variant projection).
Key indicators, 2045
Total fertility rate
1.70
Births
50,523
Births per 1,000 people
8.9
Mean age of mothers
31.2
Births to mothers aged 15–19
1.6%
Net reproduction rate
0.82
Boys per 100 girls at birth
106.0
Population
5,648,256
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, 2045
| Mother's age | Births per 1,000 women | Share of total fertility | Births |
|---|---|---|---|
| 10-14 | 0.0 | 0.0% | 6 |
| 15-19 | 6.0 | 1.8% | 803 |
| 20-24 | 36.7 | 10.8% | 5,161 |
| 25-29 | 98.4 | 28.8% | 14,196 |
| 30-34 | 118.7 | 34.8% | 17,973 |
| 35-39 | 65.2 | 19.1% | 10,048 |
| 40-44 | 15.0 | 4.4% | 2,153 |
| 45-49 | 1.3 | 0.4% | 181 |
| 50-54 | 0.0 | 0.0% | 2 |
Fertility in Bulgaria by year