Bulgaria Population Pyramid 2021
Bulgaria in 2021
In 2021, Bulgaria had a total population of 6,877,226 people. Over the previous ten years the population declined by 6.8%, down from 7,380,025 in 2011.
With a median age of 45.0 years, Bulgaria had a youth dependency ratio of 22.7 and an old-age dependency ratio of 34.0 per 100 people of working age. This is a constrictive pyramid — its base is narrower than its middle, the signature of sustained low birth rates and population ageing.
Data source: United Nations World Population Prospects, 2024 revision (medium variant) — last updated July 2024.
In 2023 women in Bulgaria had on average 1.81 children, below the replacement level of 2.1.
Source: World Bank World Development Indicators, latest available year.
Life expectancy at birth was 75.7 years in 2023: 79.6 for women and 72.0 for men.
Source: World Bank World Development Indicators, latest available year.
298,157 immigrants live in Bulgaria, 4.4% of the population.
| Ukraine | 61,074 |
| Russian Federation | 45,089 |
| Syrian Arab Republic | 24,543 |
| Turkey | 19,877 |
| Germany | 17,311 |
1,252,123 people born in Bulgaria live in other countries.
| Turkey | 348,052 |
| Germany | 338,439 |
| Spain | 103,587 |
| Greece | 78,992 |
| Netherlands | 58,481 |
Source: United Nations International Migrant Stock 2024.
| Country | Population | Median age | Relative size |
|---|---|---|---|
| Bulgaria | 6,877,226 | 45.0 | |
| Slovakia | 5,442,759 | 41.5 | |
| Belarus | 9,251,365 | 40.9 | |
| Hungary | 9,707,850 | 43.6 | |
| Czech Republic | 10,530,683 | 43.5 |





