Population Pyramids of the World from 1950 to 2100

Bulgaria Population Pyramid 2036

Bulgaria
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2036
Population: 6,127,669

Year

-5 -1   2036  +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 2036

United Nations projections (medium variant) put the population of Bulgaria at 6,127,669 in 2036. Ten years before, in 2026, the projected population is still 6,667,659 — a ten-year decline of 8.1%.

Half of the population would be younger than 48.4 years, with 13.7% children under 15 and 24.6% aged 65 or older. This is a constrictive pyramid — its base is narrower than its middle, the signature of sustained low birth rates and population ageing.

Ranks #120 of 201 by population Ranks #17 of 201 by median age Ranks #199 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
6,127,669
Median age
48.4
0-14 %
13.7%
65+ %
24.6%
Child dependency
22.3
Old-age dependency
40.0
Region
EUROPE
Pyramid shape
Constrictive
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 6,127,669 48.4
Slovakia 5,285,480 47.7
Belarus 8,310,226 47.1
Hungary 9,221,117 46.4
Republic of Moldova 2,674,092 43.4
Frequently asked questions about Bulgaria's population
What will the population of Bulgaria be in 2036?
Bulgaria is projected to have a population of 6,127,669 in 2036.
Is the population of Bulgaria increasing or decreasing?
Yes, shrinking: down 8.1% from 2026, with a projected population of 5,402,217 in 2050.
How old is the population of Bulgaria?
The median age in Bulgaria is 48.4 years — half the population is younger, half older.
What share of Bulgaria's population is over 65 or under 15?
24.6% of Bulgaria's population is 65 or older, and 13.7% is under 15.
What shape is Bulgaria's population pyramid, and what does it mean?
Bulgaria's pyramid is constrictive — narrower at the base than the middle, the signature of sustained low fertility and population ageing.

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