Cambodia Population Pyramid (2026)
Cambodia has a population of 18,051,220 in 2026, according to the UN World Population Prospects 2024 (projection for 1 July). That is the 72nd-largest population in the world and 0.22% of the global total of 8.30 billion. Children under 15 make up 29.2% of the population and people aged 65 and over 6.6%, with 96.3 males for every 100 females.
Cambodia Demographics
Cambodia has 18.1 million people in 2026, up 171.9% from 6.6 million in 1970.
Births outnumber deaths by 233,876 (UN projection for 2026).
Under-15 share 29.2% — the 73rd-highest of 194 countries.
Median age 26.4 — the 75th-lowest of 194 countries.
Largest generation: Gen Z — 26.6% (4,793,498)
All generations in Cambodia →Population pyramid, 1950 to 2026
Watch how Cambodia's population structure evolved from 1950 to 2026
Page Navigation(Quick jump to sections)
Sex Ratio & Gender Distribution
Cambodia has 96.3 males per 100 females (sex ratio)
Women outnumber men by 344,696 (1.9% of the population).
Male Statistics
- Population:8,853,262
- Percentage:49.0%
Female Statistics
- Population:9,197,958
- Percentage:51.0%
- Ratio Format:1:1.039
Sex Ratio Analysis
The sex ratio of Cambodia indicates more females than males.
Birth Statistics & Natality Data
Estimated births today
Simulated from the UN WPP 2024 projection of 352,442 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 | 371,827 | 21.9 | 2.66 | estimate |
| 2022 | 366,027 | 21.3 | 2.62 | estimate |
| 2023 | 361,586 | 20.8 | 2.58 | estimate |
| 2024 | 358,220 | 20.3 | 2.55 | projection |
| 2025 | 354,622 | 19.9 | 2.51 | projection |
| 2026 | 352,442 | 19.5 | 2.49 | 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 (352,442 births), not a real-time feed.
Median Age Analysis
Cambodia's median age is 26.4 years
Half the population is younger than 26.4 years, half is older — indicating a young society
Complete Age Distribution & Youth Demographics
| Age Group | Population | % | Category |
|---|---|---|---|
| 0-4 | 1,763,007 | 9.8% | Youth |
| 5-9 | 1,809,387 | 10.0% | Youth |
| 10-14 | 1,700,953 | 9.4% | Youth |
| 15-19 | 1,652,655 | 9.2% | Young Adult |
| 20-24 | 1,472,360 | 8.2% | Young Adult |
| 25-29 | 1,301,524 | 7.2% | Working Age |
| 30-34 | 1,376,600 | 7.6% | Working Age |
| 35-39 | 1,386,682 | 7.7% | Working Age |
| 40-44 | 1,291,518 | 7.2% | Working Age |
| 45-49 | 1,018,049 | 5.6% | Working Age |
| 50-54 | 718,279 | 4.0% | Working Age |
| 55-59 | 733,349 | 4.1% | Working Age |
| 60-64 | 635,020 | 3.5% | Working Age |
| 65-69 | 491,393 | 2.7% | Senior |
| 70-74 | 338,250 | 1.9% | Senior |
| 75-79 | 207,238 | 1.1% | Senior |
| 80-84 | 101,802 | 0.6% | Senior |
| 85-89 | 40,893 | 0.2% | Senior |
| 90-94 | 10,874 | 0.1% | Senior |
| 95-99 | 1,311 | 0.0% | Senior |
| 100+ | 73 | 0.0% | Senior |
Demographic Transition Model (DTM) Stage
Stage 3 (falling birth rate): 2.49 children per woman and 19.5 births per 1,000, with a low death rate (6.6). Read more about Stage 3 of the Demographic Transition Model.
Fertility Rate & Birth Statistics
Cambodia Total Fertility Rate: 2.49 children per woman
Above 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 | 2.66 | 21.9 | |
| 2022 | 2.62 | 21.3 | ↓0.04 |
| 2023 | 2.58 | 20.8 | ↓0.04 |
| 2024 | 2.55 | 20.3 | ↓0.03 |
| 2025 | 2.51 | 19.9 | ↓0.04 |
| 2026 | 2.49 | 19.5 | ↓0.02 |
Global Context
- • World Average: 2.23 children per woman
- • Comparison: Above global average
- • UN projection for 2030: 2.38
Cambodia's total fertility rate is 2.49 children per woman in 2026 (above replacement), above the replacement level of 2.1. Cambodia ranks 74 of 194 for fertility rate (1 = highest), in the middle third of countries. The fertility rate has changed by −61.9% since 1950.
Historical Demographic Changes
Between 1950 and 2026, Cambodia's population has increased by 312.6%.
The median age has increased from 17.5 in 1950 to 26.4 in 2026, indicating population aging.
Understanding Cambodia's Demographics
Cambodia has a stationary population pyramid — similar-sized bands from the youngest cohorts through the working ages.
Children under 15 make up 29.2% of the population and people aged 65 and over 6.6%.
The largest five-year age band is 5–9, at 10.0% of the population, compared with 9.8% in the 0–4 band.
Demographic Analysis: Cambodia's Population Structure
Demographic Dividend Window
The working-age share is still rising, from 63.4% in 2016 to 64.2% in 2026 (dependency ratio 55.8).
Fertility Transition Stage
Cambodia is in a period of above replacement, with a total fertility rate of 2.49 children per woman (2026, UN WPP 2024).
Population Aging Speed
Cambodia's median age changed by +2.8 years from 2016 to 2026, faster than the world average (+2.6 years).
Key Demographics
| Total Population | 18,051,220 |
| Male Population | 8,853,262(49.0%) |
| Female Population | 9,197,958(51.0%) |
| Median Age | 26.4 years |
| Sex Ratio | 96.3 males per 100 females |
| Youth (0-14) | 5,273,347(29.2%) |
| Working Age (15-64) | 11,586,039(64.2%) |
| Elderly (65+) | 1,191,834(6.6%) |
| Total Dependency Ratio | 55.8 |
| Youth Dependency Ratio | 45.5 |
| Old Age Dependency Ratio | 10.3 |
| Pyramid Type | Stationary |
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 Cambodia
How long the average person in Cambodia 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
Cambodia is projected to grow to 21.9 million people by 2050 (+21.5% from 2026).
The median age rises from 26.4 in 2026 to 32.2 by 2050.
Cambodia's Demographic Evolution by Decade
The population decreased by 21.7%, growing from 6.6 million in 1970 to 5.2 million by 1980
The youth population share contracted by 1.9 percentage points.
Key Demographic Highlights
- • Population changed from 6.6M to 5.2M
- • Decline rate of 21.7% over the decade
- • Median age shifted from 16.5 to 16.7 years (+0.2y)
- • 65+ share changed by +0.2 points; under-15 share by −1.9 points
How Does Cambodia Compare to Its Neighbors?
Cambodia has a younger population than Indonesia, Thailand, Vietnam, Myanmar. Cambodia has a smaller population than Indonesia, Thailand, Vietnam, Myanmar.
Frequently Asked Questions About Cambodia
How does Cambodia rank globally by population?
Cambodia ranks 72nd in the world by population with 18.1 million people as of 2026, representing 0.22% of the global total of 8.30 billion.
What does Cambodia's age structure reveal about its development?
Cambodia's age structure — 29.2% under 15, 64.2% working-age (15–64) and 6.6% aged 65+ — is that of a country in Stage 3 of the demographic transition, with a stationary population pyramid. The median age is 26.4 years.
What is the dependency ratio in Cambodia?
Cambodia has 55.8 people under 15 or aged 65+ per 100 people aged 15–64 in 2026.
Is Cambodia experiencing a demographic dividend?
Cambodia is in its demographic-dividend window. The working-age share is still rising, from 63.4% in 2016 to 64.2% in 2026 (dependency ratio 55.8). 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 Cambodia's population?
Cambodia has more females than males, with 96.3 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). Cambodia Population Pyramid and Demographic Analysis. Retrieved from https://www.populationpyramids.org/cambodia
View UN World Population Prospects Data →