Bulgaria vs Ireland: Total fertility rate vs cohort fertility rate vs tempo-adjusted total fertility rate
Bulgaria
1.58 births per woman
in 2021
Ireland
1.53 births per woman
in 2022
Bulgaria rank
8th
Ireland rank
11th
Total fertility rate vs cohort fertility rate vs tempo-adjusted total fertility rate over time
- Bulgaria
- Ireland
How they compare
Bulgaria currently reports 1.58 births per woman against 1.53 births per woman in Ireland, a difference of 0.05 births per woman.
Across all 67 years both countries report, Ireland has been ahead every year.
Bulgaria ranks 8th and Ireland ranks 11th of 34 countries.
Ireland has averaged higher in every one of the 8 decades both report.
Head to head by decade
| Decade | Bulgaria | Ireland | Difference | Ahead |
|---|---|---|---|---|
| 1950s | 2.29 births per woman | 3.45 births per woman | 1.16 births per woman | Ireland |
| 1960s | 2.19 births per woman | 3.92 births per woman | 1.73 births per woman | Ireland |
| 1970s | 2.17 births per woman | 3.53 births per woman | 1.36 births per woman | Ireland |
| 1980s | 1.99 births per woman | 2.6 births per woman | 0.6141 births per woman | Ireland |
| 1990s | 1.39 births per woman | 1.94 births per woman | 0.5548 births per woman | Ireland |
| 2000s | 1.38 births per woman | 1.96 births per woman | 0.5815 births per woman | Ireland |
| 2010s | 1.53 births per woman | 1.87 births per woman | 0.3381 births per woman | Ireland |
| 2020s | 1.57 births per woman | 1.67 births per woman | 0.106 births per woman | Ireland |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher total fertility rate vs cohort fertility rate vs tempo-adjusted total fertility rate, Bulgaria or Ireland?
- Bulgaria, at 1.58 births per woman against 1.53 births per woman in Ireland as of 2021.
- What is the difference in total fertility rate vs cohort fertility rate vs tempo-adjusted total fertility rate between Bulgaria and Ireland?
- 0.05 births per woman, with Bulgaria ahead.
- How many years of comparable data are there for Bulgaria and Ireland?
- 67 years are reported by both, from 1955 to 2021.
- How do Bulgaria and Ireland rank globally for total fertility rate vs cohort fertility rate vs tempo-adjusted total fertility rate?
- Bulgaria ranks 8th and Ireland ranks 11th of 34 countries.
- Where does this data come from?
- Human Fertility Database (2025) – processed by Our World in Data, published as Total fertility rate vs cohort fertility rate vs tempo-adjusted total fertility rate. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Average number of children a woman would have in her lifetime if she experienced the fertility rates of a specific year.