Bulgaria Population Pyramid (2026)
Bulgaria has a population of 6,667,660 in 2026, according to the UN World Population Prospects 2024 (projection for 1 July). That is the 108th-largest population in the world and 0.08% of the global total of 8.30 billion. Children under 15 make up 14.3% of the population and people aged 65 and over 22.5%, with 93.7 males for every 100 females.
Bulgaria Demographics
Bulgaria has 6.7 million people in 2026, down 21.5% from 8.5 million in 1970.
Deaths outnumber births by 42,889 (UN projection for 2026).
Median age 45.0 — the 12th-highest of 194 countries.
65+ share 22.5% — the 15th-highest of 194 countries.
Largest generation: Gen X — 23.7% (1,583,134)
All generations in Bulgaria →Population pyramid, 1950 to 2026
Watch how Bulgaria's population structure evolved from 1950 to 2026
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Sex Ratio & Gender Distribution
Bulgaria has 93.7 males per 100 females (sex ratio)
Women outnumber men by 215,530 (3.2% of the population).
Male Statistics
- Population:3,226,065
- Percentage:48.4%
Female Statistics
- Population:3,441,595
- Percentage:51.6%
- Ratio Format:1:1.067
Sex Ratio Analysis
The sex ratio of Bulgaria indicates more females than males.
Birth Statistics & Natality Data
Estimated births today
Simulated from the UN WPP 2024 projection of 59,343 births in 2026.
Current Birth Metrics (2026)
Temporal Distribution
Averages from the UN annual births, 2026 projection
Historical Birth Rate Trends, 1950 to 2026
Birth Statistics, 2021 to 2026
| Year | Births | Birth Rate (per 1,000) | TFR (children/woman) | Type |
|---|---|---|---|---|
| 2021 | 59,000 | 8.6 | 1.59 | estimate |
| 2022 | 64,058 | 9.4 | 1.77 | estimate |
| 2023 | 62,645 | 9.2 | 1.75 | estimate |
| 2024 | 61,463 | 9.1 | 1.75 | projection |
| 2025 | 60,380 | 9.0 | 1.74 | projection |
| 2026 | 59,343 | 8.9 | 1.74 | projection |
Historical Analysis
Global Context (2026)
Source: UN WPP 2024: births, birth rate and fertility for 2024 and later are medium-variant projections; 1950–2023 are estimates. The live counter is a uniform simulation of the 2026 projection (59,343 births), not a real-time feed.
Median Age Analysis
Bulgaria's median age is 45.0 years
Half the population is younger than 45.0 years, half is older — indicating an aging society
Complete Age Distribution & Youth Demographics
| Age Group | Population | % | Category |
|---|---|---|---|
| 0-4 | 306,296 | 4.6% | Youth |
| 5-9 | 312,926 | 4.7% | Youth |
| 10-14 | 336,688 | 5.0% | Youth |
| 15-19 | 348,421 | 5.2% | Young Adult |
| 20-24 | 317,318 | 4.8% | Young Adult |
| 25-29 | 309,544 | 4.6% | Working Age |
| 30-34 | 357,560 | 5.4% | Working Age |
| 35-39 | 469,621 | 7.0% | Working Age |
| 40-44 | 477,064 | 7.2% | Working Age |
| 45-49 | 509,600 | 7.6% | Working Age |
| 50-54 | 518,859 | 7.8% | Working Age |
| 55-59 | 476,470 | 7.1% | Working Age |
| 60-64 | 429,588 | 6.4% | Working Age |
| 65-69 | 420,921 | 6.3% | Senior |
| 70-74 | 390,464 | 5.9% | Senior |
| 75-79 | 339,015 | 5.1% | Senior |
| 80-84 | 204,731 | 3.1% | Senior |
| 85-89 | 100,155 | 1.5% | Senior |
| 90-94 | 36,284 | 0.5% | Senior |
| 95-99 | 5,702 | 0.1% | Senior |
| 100+ | 434 | 0.0% | Senior |
Demographic Transition Model (DTM) Stage
Stage 5 (natural decrease): deaths outnumber births — 8.9 births and 15.3 deaths per 1,000 people in 2026. Read more about Stage 5 of the Demographic Transition Model.
Fertility Rate & Birth Statistics
Bulgaria Total Fertility Rate: 1.74 children per woman
Below the replacement level of 2.1
Fertility Rate Trends
Historical data (solid line) and future projections (dashed line)
Historical Fertility Trends
| Year | Total Fertility Rate | Birth Rate | Change |
|---|---|---|---|
| 2021 | 1.59 | 8.6 | |
| 2022 | 1.77 | 9.4 | ↑0.18 |
| 2023 | 1.75 | 9.2 | ↓0.02 |
| 2024 | 1.75 | 9.1 | 0.00 |
| 2025 | 1.74 | 9.0 | ↓0.01 |
| 2026 | 1.74 | 8.9 | 0.00 |
Global Context
- • World Average: 2.23 children per woman
- • Comparison: Below global average
- • UN projection for 2030: 1.73
Bulgaria's total fertility rate is 1.74 children per woman in 2026 (below replacement), below the replacement level of 2.1. Bulgaria ranks 113 of 194 for fertility rate (1 = highest), in the middle third of countries. The fertility rate has changed by −29.8% since 1950.
Historical Demographic Changes
Between 1950 and 2026, Bulgaria's population has decreased by 8.0%.
The median age has increased from 26.0 in 1950 to 45.0 in 2026, indicating population aging.
Understanding Bulgaria's Demographics
Bulgaria has a constrictive population pyramid — a base narrower than the middle, so younger cohorts are smaller than the ones above them.
Children under 15 make up 14.3% of the population and people aged 65 and over 22.5%.
The largest five-year age band is 50–54, at 7.8% of the population, compared with 4.6% in the 0–4 band.
Demographic Analysis: Bulgaria's Population Structure
Demographic Dividend Window
Bulgaria's working-age share peaked in 2006 at 69.1% and is 63.2% in 2026.
Fertility Transition Stage
Bulgaria is in a period of below replacement, with a total fertility rate of 1.74 children per woman (2026, UN WPP 2024).
Population Aging Speed
Bulgaria's median age changed by +2.2 years from 2016 to 2026, slower than the world average (+2.6 years).
Key Demographics
| Total Population | 6,667,660 |
| Male Population | 3,226,065(48.4%) |
| Female Population | 3,441,595(51.6%) |
| Median Age | 45.0 years |
| Sex Ratio | 93.7 males per 100 females |
| Youth (0-14) | 955,910(14.3%) |
| Working Age (15-64) | 4,214,044(63.2%) |
| Elderly (65+) | 1,497,706(22.5%) |
| Total Dependency Ratio | 58.2 |
| Youth Dependency Ratio | 22.7 |
| Old Age Dependency Ratio | 35.5 |
| Pyramid Type | Constrictive |
Dependency Ratios: Number of dependents per 100 working-age individuals.
Demographic Data Visualizations
Total population, 1950–2026 (UN WPP 2024; 2024 onward are projections).
Median age, 1950–2026 (UN WPP 2024; 2024 onward are projections).
Youth, working-age and elderly shares, 1950 vs 2026 (UN WPP 2024).
Age distribution in 2026: youth, working-age and elderly shares (UN WPP 2024; projection).
Life Expectancy in Bulgaria
How long the average person in Bulgaria is expected to live · sourced from UN WPP 2024
Historical Trend, 1950 → 2026 (plus UN projection to 2100)
Solid: actual · Dashed: medium-variant projectionFuture Demographic Trends
Bulgaria is projected to shrink to 5.4 million people by 2050 (−19.0% from 2026).
The median age rises from 45.0 in 2026 to 48.0 by 2050.
Bulgaria's Demographic Evolution by Decade
The population increased by 4.3%, growing from 8.5 million in 1970 to 8.9 million by 1980
The median age increased by 0.9 years, indicating population aging during this period
Meanwhile, the elderly population proportion grew by 2.2 percentage points.
Key Demographic Highlights
- • Population changed from 8.5M to 8.9M
- • Growth rate of 4.3% over the decade
- • Median age shifted from 32.3 to 33.2 years (+0.9y)
- • 65+ share changed by +2.2 points; under-15 share by −0.7 points
How Does Bulgaria Compare to Its Neighbors?
Bulgaria has an older population than Russia, Poland, Ukraine, Romania. Bulgaria has a smaller population than Russia, Poland, Ukraine, Romania.
Bulgaria
Russia
Poland
Ukraine
Romania
Frequently Asked Questions About Bulgaria
How does Bulgaria rank globally by population?
Bulgaria ranks 108th in the world by population with 6.67 million people as of 2026, representing 0.08% of the global total of 8.30 billion.
What does Bulgaria's age structure reveal about its development?
Bulgaria's age structure — 14.3% under 15, 63.2% working-age (15–64) and 22.5% aged 65+ — is that of a country in Stage 5 of the demographic transition, with a constrictive population pyramid. The median age is 45.0 years.
What is the dependency ratio in Bulgaria?
Bulgaria has 58.2 people under 15 or aged 65+ per 100 people aged 15–64 in 2026.
Is Bulgaria experiencing a demographic dividend?
Bulgaria has moved past its demographic-dividend window. Bulgaria's working-age share peaked in 2006 at 69.1% and is 63.2% in 2026. The demographic dividend occurs when falling fertility creates a bulge in the working-age population while dependency ratios stay manageable.
What are the gender dynamics in Bulgaria's population?
Bulgaria has more females than males, with 93.7 males per 100 females.
Compare with Other Countries
Data Sources & Methodology
All population data is sourced from the United Nations Department of Economic and Social Affairs, Population Division. The data represents UN medium-variant projections.
Cite this page: Population Pyramids. (2026). Bulgaria Population Pyramid and Demographic Analysis. Retrieved from https://www.populationpyramids.org/bulgaria
View UN World Population Prospects Data →