Sex ratio at birth in Bulgaria
Bulgaria: Sex ratio at birth was 105.94 males per 100 females in 2023. ▬ Flat
Latest (2023)
105.94 males per 100 females
Change on year
up 0.4%
World rank
56th
of 236 countries
All-time high
106.87 males per 100 females
in 1997
All-time low
104.17 males per 100 females
in 1995
Years of data
74
1950–2023
Sex ratio at birth in Bulgaria, 1950–2023
Source: UN, World Population Prospects (2024) – processed by Our World in Data. Measured in males per 100 females.
Analysis
The most recent figure for sex ratio at birth in Bulgaria is 105.94 males per 100 females, measured in 2023.
Compared with earlier readings it is up 0.4% on the previous year and up 0.5% over ten years.
Over the whole period, sex ratio at birth in Bulgaria peaked at 106.87 males per 100 females in 1997 and was at its lowest, 104.17 males per 100 females, in 1995.
That places Bulgaria 56th out of 236 countries with data for 2023, putting it in the top quarter.
Sex ratio at birth in Bulgaria, year by year
| Year | males per 100 females | Change |
|---|---|---|
| 1950 | 105.57 males per 100 females | — |
| 1951 | 105.3 males per 100 females | -0.3% |
| 1952 | 104.9 males per 100 females | -0.4% |
| 1953 | 105.29 males per 100 females | +0.4% |
| 1954 | 105.52 males per 100 females | +0.2% |
| 1955 | 104.8 males per 100 females | -0.7% |
| 1956 | 104.54 males per 100 females | -0.2% |
| 1957 | 104.42 males per 100 females | -0.1% |
| 1958 | 104.32 males per 100 females | -0.1% |
| 1959 | 105.11 males per 100 females | +0.8% |
| 1960 | 105.66 males per 100 females | +0.5% |
| 1961 | 105.94 males per 100 females | +0.3% |
| 1962 | 105.44 males per 100 females | -0.5% |
| 1963 | 105.14 males per 100 females | -0.3% |
| 1964 | 105.59 males per 100 females | +0.4% |
| 1965 | 105.75 males per 100 females | +0.1% |
| 1966 | 105.87 males per 100 females | +0.1% |
| 1967 | 105.73 males per 100 females | -0.1% |
| 1968 | 105.23 males per 100 females | -0.5% |
| 1969 | 104.91 males per 100 females | -0.3% |
| 1970 | 105.69 males per 100 females | +0.7% |
| 1971 | 106.3 males per 100 females | +0.6% |
| 1972 | 106.05 males per 100 females | -0.2% |
| 1973 | 105.31 males per 100 females | -0.7% |
| 1974 | 104.96 males per 100 females | -0.3% |
| 1975 | 105.4 males per 100 females | +0.4% |
| 1976 | 105.59 males per 100 females | +0.2% |
| 1977 | 105.35 males per 100 females | -0.2% |
| 1978 | 104.95 males per 100 females | -0.4% |
| 1979 | 105.56 males per 100 females | +0.6% |
| 1980 | 106 males per 100 females | +0.4% |
| 1981 | 105.89 males per 100 females | -0.1% |
| 1982 | 105.88 males per 100 females | -0.0% |
| 1983 | 105.23 males per 100 females | -0.6% |
| 1984 | 105.39 males per 100 females | +0.2% |
| 1985 | 105.72 males per 100 females | +0.3% |
| 1986 | 104.72 males per 100 females | -0.9% |
| 1987 | 104.35 males per 100 females | -0.4% |
| 1988 | 105.26 males per 100 females | +0.9% |
| 1989 | 105.39 males per 100 females | +0.1% |
| 1990 | 105.12 males per 100 females | -0.3% |
| 1991 | 105.72 males per 100 females | +0.6% |
| 1992 | 106.11 males per 100 females | +0.4% |
| 1993 | 105.96 males per 100 females | -0.1% |
| 1994 | 104.97 males per 100 females | -0.9% |
| 1995 | 104.17 males per 100 females | -0.8% |
| 1996 | 105.22 males per 100 females | +1.0% |
| 1997 | 106.87 males per 100 females | +1.6% |
| 1998 | 106.68 males per 100 females | -0.2% |
| 1999 | 105.22 males per 100 females | -1.4% |
| 2000 | 104.96 males per 100 females | -0.2% |
| 2001 | 105.5 males per 100 females | +0.5% |
| 2002 | 106.72 males per 100 females | +1.2% |
| 2003 | 106.6 males per 100 females | -0.1% |
| 2004 | 105.89 males per 100 females | -0.7% |
| 2005 | 105.61 males per 100 females | -0.3% |
| 2006 | 105.7 males per 100 females | +0.1% |
| 2007 | 106.16 males per 100 females | +0.4% |
| 2008 | 106.01 males per 100 females | -0.1% |
| 2009 | 104.92 males per 100 females | -1.0% |
| 2010 | 104.8 males per 100 females | -0.1% |
| 2011 | 105.97 males per 100 females | +1.1% |
| 2012 | 106.4 males per 100 females | +0.4% |
| 2013 | 105.38 males per 100 females | -1.0% |
| 2014 | 104.94 males per 100 females | -0.4% |
| 2015 | 106.12 males per 100 females | +1.1% |
| 2016 | 105.99 males per 100 females | -0.1% |
| 2017 | 105.28 males per 100 females | -0.7% |
| 2018 | 106.08 males per 100 females | +0.8% |
| 2019 | 105.96 males per 100 females | -0.1% |
| 2020 | 105.36 males per 100 females | -0.6% |
| 2021 | 105.43 males per 100 females | +0.1% |
| 2022 | 105.53 males per 100 females | +0.1% |
| 2023 | 105.94 males per 100 females | +0.4% |
Bulgaria compared with similar countries
- Bulgaria's 105.94 males per 100 females is above the median for high income countries, which is 105.33 males per 100 females, 1.0× the median. (85 countries reporting)
- Bulgaria's 105.94 males per 100 females is above the median for Europe & Central Asia, which is 105.81 males per 100 females, 1.0× the median. (56 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1950s | 104.98 males per 100 females | 104.32 males per 100 females | 105.57 males per 100 females | 10 |
| 1960s | 105.53 males per 100 females | 104.91 males per 100 females | 105.94 males per 100 females | 10 |
| 1970s | 105.52 males per 100 females | 104.95 males per 100 females | 106.3 males per 100 females | 10 |
| 1980s | 105.38 males per 100 females | 104.35 males per 100 females | 106 males per 100 females | 10 |
| 1990s | 105.6 males per 100 females | 104.17 males per 100 females | 106.87 males per 100 females | 10 |
| 2000s | 105.81 males per 100 females | 104.92 males per 100 females | 106.72 males per 100 females | 10 |
| 2010s | 105.69 males per 100 females | 104.8 males per 100 females | 106.4 males per 100 females | 10 |
| 2020s | 105.57 males per 100 females | 105.36 males per 100 females | 105.94 males per 100 females | 4 |
Countries ranked near Bulgaria
More gender data for Bulgaria
- Child population (UN estimates and projections) 907.24 (2030)
- Child population (UN estimates and projections) (0-14), annual growth -1.48 % change on previous year (2030)
- Population 5,551 (2030)
- Working-age population (UN estimates and projections) 5,551 (2030)
- Population (UN estimates and projections), annual growth rate -0.7319 % change on previous year (2030)
- Age population, age 00, female, interpolated 29,446 (2025)
- Age population, age 00, male, interpolated 31,195 (2025)
- Age population, age 01, female, interpolated 29,990 (2025)
- Age population, age 01, male, interpolated 31,775 (2025)
- Age population, age 02, female, interpolated 30,724 (2025)
Frequently asked questions
- What is sex ratio at birth in Bulgaria?
- Sex ratio at birth in Bulgaria was 105.94 males per 100 females in 2023, according to UN, World Population Prospects (2024) – processed by Our World in Data.
- What is the highest sex ratio at birth recorded in Bulgaria?
- The highest recorded value was 106.87 males per 100 females in 1997.
- What is the lowest sex ratio at birth recorded in Bulgaria?
- The lowest recorded value was 104.17 males per 100 females in 1995.
- How does Bulgaria rank for sex ratio at birth?
- Bulgaria ranks 56th out of 236 countries with data for 2023.
- Is sex ratio at birth rising or falling in Bulgaria?
- Over the last ten years it is up 0.5%. The long-run trend across the full record is flat.
- 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 Sex ratio at birth. Statizoid updates them automatically from the source API.
Download this data
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About this data
Number of male births per 100 female births.