Number of 1-year-olds, by sex in Bulgaria
Bulgaria: Number of 1-year-olds, by sex was 29,954 people in 2023. ▼ Falling
Number of 1-year-olds, by sex in Bulgaria, 1950–2023
Source: UN, World Population Prospects (2024) – processed by Our World in Data. Measured in people.
Analysis
In 2023, number of 1-year-olds, by sex in Bulgaria stood at 29,954 people.
The figure is up 4.0% on the previous year and down 8.8% over ten years.
Over the whole period, number of 1-year-olds, by sex in Bulgaria peaked at 77,186 people in 1951 and was at its lowest, 28,814 people, in 2022.
That places Bulgaria 126th out of 236 countries with data for 2023, putting it in the middle of the range.
The long-run direction has been consistently falling across the 74 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1950s | 68,828 people | 63,957 people | 77,186 people | 10 |
| 1960s | 62,164 people | 58,163 people | 64,632 people | 10 |
| 1970s | 66,687 people | 63,226 people | 71,023 people | 10 |
| 1980s | 59,390 people | 55,498 people | 64,269 people | 10 |
| 1990s | 40,514 people | 30,186 people | 53,621 people | 10 |
| 2000s | 33,220 people | 31,648 people | 35,802 people | 10 |
| 2010s | 33,069 people | 30,800 people | 37,036 people | 10 |
| 2020s | 29,611 people | 28,814 people | 30,169 people | 4 |
Countries ranked near Bulgaria
More reference data data for Bulgaria
- Summer temperature anomalies 1.08 °C (2026)
- Spring temperature anomalies 0.2116 °C (2026)
- Temperature anomalies by month 1.39 °C (2026)
- Autumn temperature anomalies 1.44 °C (2025)
- Consumer price index 162.5 2010 = 100 (2025)
- Winter temperature anomalies 1.98 °C (2025)
- Democracy 7 (2025)
- Free country 2 (2025)
- Civil liberties rating 2 (2025)
- Men's universal right to vote 1 (2025)
Frequently asked questions
- What is number of 1-year-olds, by sex in Bulgaria?
- Number of 1-year-olds, by sex in Bulgaria was 29,954 people in 2023, according to UN, World Population Prospects (2024) – processed by Our World in Data.
- What is the highest number of 1-year-olds, by sex recorded in Bulgaria?
- The highest recorded value was 77,186 people in 1951.
- What is the lowest number of 1-year-olds, by sex recorded in Bulgaria?
- The lowest recorded value was 28,814 people in 2022.
- How does Bulgaria rank for number of 1-year-olds, by sex?
- Bulgaria ranks 126th out of 236 countries with data for 2023.
- Is number of 1-year-olds, by sex rising or falling in Bulgaria?
- Over the last ten years it is down 8.8%. The long-run trend across the full record is falling.
- Where does this Bulgaria data come from?
- The figures come from UN, World Population Prospects (2024) – processed by Our World in Data, published as part of Number of 1-year-olds, by sex. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 74 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
The total population, measured on 1 July of the year shown. This only includes women aged 1.