Bulgaria Population Pyramid 1966
Bulgaria in 1966
In 1966, Bulgaria had a total population of 8,258,786 people. A decade earlier, in 1956, the population was 7,587,166; it has grown by 8.9% since.
Half of the population was younger than 32.3 years; 23.8% were children under 15 and 8.7% were 65 or older. The near-vertical sides of the pyramid indicate a stationary age structure, with births roughly balancing the passage of cohorts into older age.
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 | 8,258,786 | 32.3 | |
| Belarus | 8,752,970 | 28.6 | |
| Czech Republic | 9,736,239 | 33.7 | |
| Hungary | 10,170,405 | 33.7 | |
| Slovakia | 4,402,202 | 28.0 |





