Population Pyramids of the World from 1950 to 2100

Bulgaria Population Pyramid 1981

Bulgaria
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1981
Population: 8,887,800

Year

-5 -1   1981  +1 +5

Country

A B C D E F G H I J K L M N O P Q R S T U V W Y Z
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Summary

Bulgaria in 1981

The population of Bulgaria in 1981 was 8,887,801. A decade earlier, in 1971, the population was 8,538,898; it has grown by 4.1% since.

The median age was 34.4 years, and for every 100 people of working age (15–64) there were 33.5 children under 15 and 17.9 people aged 65 or over. The near-vertical sides of the pyramid indicate a stationary age structure, with births roughly balancing the passage of cohorts into older age.

Ranks #66 of 201 by population Ranks #10 of 201 by median age Ranks #181 of 201 by growth

Share of the population by age group, 1950–2100

Data source: United Nations World Population Prospects, 2024 revision (medium variant) — last updated July 2024.

Key indicators for Bulgaria
Population
8,887,801
Median age
34.4
0-14 %
22.1%
65+ %
11.8%
Child dependency
33.5
Old-age dependency
17.9
Region
EUROPE
Pyramid shape
Stationary
Population 2050
5,402,217
Population 2100
3,531,198
What is driving the change
Births per woman
Total fertility rate, 1960–2023
123
1960Replacement level (2.1)2023 · 1.81

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
Years, 1960–2023
Total Women Men
60708090
19602023 · 75.7

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.

People supported per 100 workers
Dependency ratios, 1950–2100
Children Older adults
15304560
19502100
Migration to and from Bulgaria
Where immigrants come from (2024)

298,157 immigrants live in Bulgaria, 4.4% of the population.

Ukraine61,074
Russian Federation45,089
Syrian Arab Republic24,543
Turkey19,877
Germany17,311
Where emigrants live (2024)

1,252,123 people born in Bulgaria live in other countries.

Turkey348,052
Germany338,439
Spain103,587
Greece78,992
Netherlands58,481
Explore
Immigration statistics Origin of migrant stocks map

Source: United Nations International Migrant Stock 2024.

How Bulgaria compares with its neighbours
Country Population Median age Relative size
Bulgaria 8,887,801 34.4
Belarus 9,678,048 31.2
Czech Republic 10,289,514 33.1
Hungary 10,679,329 34.4
Slovakia 5,014,959 29.1
Frequently asked questions about Bulgaria's population
What was the population of Bulgaria in 1981?
Bulgaria had a population of 8,887,801 in 1981.
Is Bulgaria's population growing or shrinking?
Yes, growing: up 4.1% from 1971, with a projected population of 5,402,217 in 2050.
How old is the population of Bulgaria?
The median age in Bulgaria is 34.4 years — half the population is younger, half older.
What share of Bulgaria's population is over 65 or under 15?
11.8% of Bulgaria's population is 65 or older, and 22.1% is under 15.
What type of population pyramid does Bulgaria have?
Bulgaria's pyramid is stationary — similar-sized cohorts through the younger ages, the signature of near-replacement fertility.

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