Will China's population drop below 1 billion?

Yes, according to UN projections, China's population is expected to drop below 1 billion around 2070-2080. China's population peaked in 2021 at approximately 1.41 billion and has been declining since. With a fertility rate of just 1.47 births per woman (far below the replacement level of 2.1), the decline is expected to accelerate. By 2100, China's population could fall to around 770 million.

Why is India's population growing faster than China's?

India's population is growing faster primarily due to its higher fertility rate of 6.00 births per woman compared to China's 1.47. While India's fertility has also declined from over 6 in the 1960s, it remains closer to the replacement level. Additionally, India has a younger population structure with a median age of 16.9 years versus 42.9 years in China, meaning more people are in their reproductive years.

What is the demographic dividend and which country benefits more?

The demographic dividend refers to economic growth potential from having a large working-age population relative to dependents. DR Congo is currently in a better position to benefit, with 65% of its population under 35 years old. DR Congo's demographic window will remain open for about 20 more years, while Belgium's has already begun closing. However, DR Congo needs to create jobs and improve education to fully capitalize on this advantage, as its workforce participation rate (especially for women at 25-35%) is much lower than Belgium's.

How does population affect GDP for Belgium and DR Congo?

Population directly impacts GDP through workforce size and consumption. Belgium currently has a higher GDP per capita, but its aging and shrinking workforce poses challenges. DR Congo's growing, younger population provides more workers and consumers, potentially driving economic growth. Economists project that DR Congo's economy could surpass Belgium's by 2075 due to demographic advantages. However, DR Congo must improve productivity (currently about half of Belgium's) to fully benefit from its population advantage.

What was the impact of China's one-child policy?

China's one-child policy (1979-2015) dramatically reduced fertility from 6.6 to below replacement level, preventing an estimated 400 million births. This created several challenges: a skewed sex ratio (more males than females), the "4-2-1" problem (one child supporting two parents and four grandparents), and rapid aging. The policy contributed to China's current fertility rate of just 1.47, well below what's needed for population stability.

Which country has more elderly people?

Belgium has significantly more elderly people both in absolute numbers and percentage. With a median age of 42.9 years, Belgium is aging rapidly - about 13% of its population is over 65, compared to just 7% in DR Congo. By 2050, over one-third of Belgium's population will be 65+, creating massive pension and healthcare challenges. DR Congo, with a median age of 16.9, has more time to prepare for population aging.

What are the population densities of Belgium vs DR Congo?

DR Congo is significantly more densely populated than Belgium. With 112.8 million people in 3.3 million km², DR Congo has about 448 people per km². Belgium, despite having 11.8 million people, has 9.6 million km² of land, resulting in just 147 people per km². This makes DR Congo over 3 times as densely populated as Belgium, creating different challenges for infrastructure and resource management.

When will India's population peak?

India's population is projected to peak around 2061 at approximately 1.7 billion people, after which it will begin a gradual decline. This gives India about 36 more years of population growth. The peak will come as fertility rates continue to fall (currently 6.00 and declining) and the population ages. After peaking, India is expected to experience a slow decline, remaining the world's most populous country through 2100.

How do male-female ratios compare between Belgium and DR Congo?

Both countries have more males than females, but for different reasons. Belgium's sex ratio imbalance (about 105 males per 100 females) was exacerbated by the one-child policy and cultural preference for sons, leading to sex-selective practices. DR Congo also has a skewed ratio (about 108 males per 100 females), similarly influenced by cultural preferences. Both countries face challenges from this imbalance, including millions of men unable to find marriage partners, potentially affecting social stability.

Belgium vs DR Congo: Population Comparison 2025

Extreme exploitation legacy. Congo's youth vs Belgium's aging prosperity.

Belgium

2025

Total Population

DR Congo

Total Population

DR Congo leads by 101.1M people

Gap is 859.57% of Belgium's population

Fertility Rate

1.47vs6.00

DR Congo +4.53

Median Age

42.9vs16.9

DR Congo younger

Density /km²

1vs34

DR Congo 34.0x denser

Working Age %

63.3%vs51.0%

Ages 15-64

Belgium: Stable Population

DR Congo: Stable Population

Replacement Level: 2.1

Population Pyramids Comparison

Total Population

Belgium

11.8M

DR Congo

112.8M

Youth (0-14)

Belgium

15.7%

DR Congo

45.9%

Elderly (65+)

Belgium

21.0%

DR Congo

3.1%

Demographic Analysis: Belgium vs DR Congo

In 2025, Belgium has a population of 12M, while DR Congo has 113M. This represents a difference of 101M, with DR Congo having 9.6 times the population of the other. Belgium ranks #82 globally by population size, while DR Congo ranks #15.

The median age reveals significant demographic differences: Belgium has a median age of 42.9 years, compared to 16.9 years in DR Congo. This 26.0-year difference indicates that Belgium has a significantly older population, with important implications for workforce dynamics, healthcare needs, and economic development. The dependency ratio in Belgium is 57.9%, while in DR Congo it is 96.2%, showing the relative burden of non-working age populations on the workforce.

Gender balance differs between the two countries: Belgium has a sex ratio of 97.37 males per female, while DR Congo has 98.48. DR Congo shows a higher proportion of males, which can affect marriage markets, labor force composition, and social dynamics. These ratios reflect various factors including sex-selective practices, differential mortality rates, and migration patterns.

Comprehensive Demographic Comparison 2025

Indicator	Belgium	DR Congo	Difference / Ratio
Population Metrics
Total Population (2025)	12M	113M	9.6x smaller
World Population Ranking	#82	#15	67 places apart
Population Growth Rate (5-year)	+0.38%	+3.29%	2.91pp difference
Projected Growth (2025-2050)	0.00%	0.00%	0.00pp difference
Age Structure
Median Age	42.9 years	16.9 years	26.0 years older
Youth (0-14) Population	15.7%	45.9%	30.2pp difference
Working Age (15-64) Population	63.3%	51.0%	12.4pp difference
Elderly (65+) Population	21.0%	3.1%	17.9pp difference
Youth Bulge (15-29)	17.6%	26.4%	8.8pp difference
Prime Workforce (25-54)	38.3%	27.9%	10.3pp difference
Demographic Indicators
Total Dependency Ratio	57.9%	96.2%	38.3pp difference
Child Dependency Ratio	24.8%	90.2%	65.4pp difference
Old-Age Dependency Ratio	33.1%	6.1%	27.0pp difference
Sex Ratio (males per 100 females)	97.4	98.5	1.1 difference
Total Fertility Rate	1.47 children/woman	6.00 children/woman	4.53 difference
Estimated Birth Rate	9.4 per 1,000	36.0 per 1,000	26.6 difference
Aging Index (65+/0-14)	133.5%	6.7%	126.8pp difference
Population Pyramid Type	constrictive	expansive	Different types

📊 Understanding the Population Difference Chart

This visualization shows where and by how much the populations differ between Belgium and DR Congo for each age group, split by gender:

Left Side (Males)

Blue = Belgium has more males

Green = DR Congo has more males

Right Side (Females)

Pink = Belgium has more females

Orange = DR Congo has more females

💡 How to Read: Each age group shows up to 2 bars - one on the left (male difference) and one on the right (female difference). The bar's color tells you which country has more people, and the bar's length shows by how much. For example, if you see a green bar on the left, it means DR Congo has more males in that age group.

Notable Differences (>20% variance):

Ages 0-4: DR Congo has 97.3% more people

Men: 9.9M more in DR Congo • Women: 9.8M more in DR Congo

Belgium: 282K men, 269K women • DR Congo: 10.2M men, 10.1M women

Population Ratio

551K

20.3M

Ages 5-9: DR Congo has 96.4% more people

Men: 8.3M more in DR Congo • Women: 8.3M more in DR Congo

Belgium: 317K men, 304K women • DR Congo: 8.6M men, 8.6M women

Population Ratio

620K

17.2M

Ages 10-14: DR Congo has 95.3% more people

Men: 6.8M more in DR Congo • Women: 6.9M more in DR Congo

Belgium: 345K men, 330K women • DR Congo: 7.2M men, 7.2M women

Population Ratio

675K

14.4M

Ages 15-19: DR Congo has 94.1% more people

Men: 5.5M more in DR Congo • Women: 5.6M more in DR Congo

Belgium: 355K men, 340K women • DR Congo: 5.9M men, 5.9M women

Population Ratio

695K

11.8M

Ages 20-24: DR Congo has 93.0% more people

Men: 4.5M more in DR Congo • Women: 4.6M more in DR Congo

Belgium: 347K men, 331K women • DR Congo: 4.8M men, 4.9M women

Population Ratio

677K

9.7M

Ages 25-29: DR Congo has 91.5% more people

Men: 3.7M more in DR Congo • Women: 3.8M more in DR Congo

Belgium: 354K men, 346K women • DR Congo: 4.1M men, 4.2M women

Population Ratio

700K

8.3M

Ages 30-34: DR Congo has 88.9% more people

Men: 3.0M more in DR Congo • Women: 3.1M more in DR Congo

Belgium: 379K men, 377K women • DR Congo: 3.4M men, 3.4M women

Population Ratio

756K

6.8M

Ages 35-39: DR Congo has 86.2% more people

Men: 2.4M more in DR Congo • Women: 2.4M more in DR Congo

Belgium: 382K men, 383K women • DR Congo: 2.7M men, 2.8M women

Population Ratio

765K

5.6M

Ages 40-44: DR Congo has 82.8% more people

Men: 1.8M more in DR Congo • Women: 1.9M more in DR Congo

Belgium: 379K men, 381K women • DR Congo: 2.2M men, 2.2M women

Population Ratio

760K

4.4M

Ages 45-49: DR Congo has 78.4% more people

Men: 1.3M more in DR Congo • Women: 1.4M more in DR Congo

Belgium: 378K men, 375K women • DR Congo: 1.7M men, 1.8M women

Population Ratio

753K

3.5M

Ages 50-54: DR Congo has 74.1% more people

Men: 1.0M more in DR Congo • Women: 1.1M more in DR Congo

Belgium: 386K men, 379K women • DR Congo: 1.4M men, 1.5M women

Population Ratio

766K

3.0M

Ages 55-59: DR Congo has 68.3% more people

Men: 795K more in DR Congo • Women: 901K more in DR Congo

Belgium: 397K men, 390K women • DR Congo: 1.2M men, 1.3M women

Population Ratio

787K

2.5M

Ages 60-64: DR Congo has 59.7% more people

Men: 537K more in DR Congo • Women: 634K more in DR Congo

Belgium: 393K men, 396K women • DR Congo: 930K men, 1.0M women

Population Ratio

789K

2.0M

Ages 65-69: DR Congo has 51.5% more people

Men: 335K more in DR Congo • Women: 410K more in DR Congo

Belgium: 342K men, 360K women • DR Congo: 677K men, 771K women

Population Ratio

703K

1.4M

Ages 70-74: DR Congo has 39.9% more people

Men: 171K more in DR Congo • Women: 220K more in DR Congo

Belgium: 279K men, 310K women • DR Congo: 450K men, 530K women

Population Ratio

589K

980K

Ages 85-89: Belgium has 106.6% more people

Men: 41K more in Belgium • Women: 73K more in Belgium

Belgium: 84K men, 138K women • DR Congo: 42K men, 65K women

Population Ratio

222K

107K

Ages 90-94: Belgium has 368.5% more people

Men: 26K more in Belgium • Women: 58K more in Belgium

Belgium: 34K men, 73K women • DR Congo: 8K men, 15K women

Population Ratio

108K

23K

Ages 95-99: Belgium has 969.9% more people

Men: 6K more in Belgium • Women: 19K more in Belgium

Belgium: 7K men, 21K women • DR Congo: 684 men, 2K women

Population Ratio

28K

Ages 100+: Belgium has 2529.0% more people

Men: 588 more in Belgium • Women: 3K more in Belgium

Belgium: 605 men, 3K women • DR Congo: 17 men, 107 women

Population Ratio

124

195020252025

Population Difference

-101.1M

DR Congo larger

Growth Since 1950

Belgium

+36.5%

DR Congo

+817.8%

Population Ratio

1 : 9.60

Belgium : DR Congo

Metric	Belgium	DR Congo	Difference
Total Population	11.8M	112.8M	-89.6%
Median Age	42.9 years	16.9 years	+26.0
Youth Population (0-14)	1.8M 15.7%	51.8M 45.9%	-96.4%
Working Age (15-64)	7.4M 63.3%	57.5M 51.0%	-87.0%
Elderly Population (65+)	2.5M 21.0%	3.5M 3.1%	-29.2%
Total Dependency Ratio	57.9 per 100	96.2 per 100	-38.3
Youth Dependency Ratio	24.8 per 100	90.2 per 100	-65.4
Old-Age Dependency Ratio	33.1 per 100	6.1 per 100	+27.0
Sex Ratio	97.4 M/100F	98.5 M/100F	-1.1
Population Structure Type	Constrictive	Expansive	Different

Total Population

Belgium

11.8M

DR Congo

112.8M

Difference: -89.6%

Median Age

Belgium

42.9 years

DR Congo

16.9 years

Difference: +26.0

Youth Population (0-14)

Belgium

1.8M

15.7%

DR Congo

51.8M

45.9%

Difference: -96.4%

Working Age (15-64)

Belgium

7.4M

63.3%

DR Congo

57.5M

51.0%

Difference: -87.0%

Elderly Population (65+)

Belgium

2.5M

21.0%

DR Congo

3.5M

3.1%

Difference: -29.2%

Total Dependency Ratio

Belgium

57.9 per 100

DR Congo

96.2 per 100

Difference: -38.3

Youth Dependency Ratio

Belgium

24.8 per 100

DR Congo

90.2 per 100

Difference: -65.4

Old-Age Dependency Ratio

Belgium

33.1 per 100

DR Congo

6.1 per 100

Difference: +27.0

Sex Ratio

Belgium

97.4 M/100F

DR Congo

98.5 M/100F

Difference: -1.1

Note: Dependency ratios represent the number of dependents (youth + elderly) per 100 working-age individuals. Higher ratios indicate greater economic burden on the working population.

Current Gap

4.53

births per woman

Below Replacement Level

Belgium

Population decline risk

2030 Projection Gap

4.28

DR Congo above replacement

Note: The replacement fertility rate of 2.1 is the level at which a population exactly replaces itself from one generation to the next.Both countries are experiencing demographic transitions as they develop economically. Countries below 2.1 face potential population decline without immigration, while those above 2.1 continue growing naturally.

🏆

Historic Milestone: 2023

DR Congo became the world's most populous country, ending Belgium's centuries-long reign

Belgium: 75-Year Journey

1950 Population:9M

2025 Population:12M

Total Growth:+3M (36.5%)

Peak Year:Still growing

DR Congo: 75-Year Journey

1950 Population:12M

2025 Population:113M

Total Growth:+101M (817.8%)

Projected Peak:Still growing

Growth Rate by Period

1950-1975

Belgium: 0.49%/yr

DR Congo: 2.54%/yr

1975-2000

Belgium: 0.20%/yr

DR Congo: 3.19%/yr

2000-2025

Belgium: 0.55%/yr

DR Congo: 3.27%/yr

Frequently Asked Questions

India officially overtook China as the world's most populous country in April 2023, according to United Nations estimates. This historic shift ended China's long reign as the world's most populous nation, a position it had held for centuries. As of 2025, India has 112.8 million people compared to China's 11.8 million, a gap of 101.1 million people.