Saint Lucia Population Pyramid (2026)
Saint Lucia has a population of 180,488 in 2026, according to the UN World Population Prospects 2024 (projection for 1 July). That is the 177th-largest population in the world and less than 0.01% of the global total of 8.30 billion. Children under 15 make up 17.1% of the population and people aged 65 and over 10.3%, with 97.1 males for every 100 females.
Saint Lucia Demographics
Saint Lucia has 180,488 people in 2026, up 75.0% from 103,165 in 1970.
Births outnumber deaths by 348 (UN projection for 2026).
Under-15 share 17.1% — the 54th-lowest of 194 countries.
Median age 35.1 — the 70th-highest of 194 countries.
Largest generation: Millennials — 26.6% (47,953)
All generations in Saint Lucia →Population pyramid, 1950 to 2026
Watch how Saint Lucia's population structure evolved from 1950 to 2026
Page Navigation(Quick jump to sections)
Sex Ratio & Gender Distribution
Saint Lucia has 97.1 males per 100 females (sex ratio)
Women outnumber men by 2,610 (1.4% of the population).
Male Statistics
- Population:88,939
- Percentage:49.3%
Female Statistics
- Population:91,549
- Percentage:50.7%
- Ratio Format:1:1.029
Sex Ratio Analysis
The sex ratio of Saint Lucia indicates more females than males.
Birth Statistics & Natality Data
Estimated births today
Simulated from the UN WPP 2024 projection of 1,959 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 | 2,066 | 11.6 | 1.40 | estimate |
| 2022 | 2,041 | 11.4 | 1.39 | estimate |
| 2023 | 2,019 | 11.3 | 1.38 | estimate |
| 2024 | 2,015 | 11.2 | 1.39 | projection |
| 2025 | 1,985 | 11.0 | 1.38 | projection |
| 2026 | 1,959 | 10.9 | 1.37 | 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 (1,959 births), not a real-time feed.
Median Age Analysis
Saint Lucia's median age is 35.1 years
Half the population is younger than 35.1 years, half is older — indicating a middle-aged society
Complete Age Distribution & Youth Demographics
| Age Group | Population | % | Category |
|---|---|---|---|
| 0-4 | 9,916 | 5.5% | Youth |
| 5-9 | 10,355 | 5.7% | Youth |
| 10-14 | 10,532 | 5.8% | Youth |
| 15-19 | 11,954 | 6.6% | Young Adult |
| 20-24 | 12,943 | 7.2% | Young Adult |
| 25-29 | 14,930 | 8.3% | Working Age |
| 30-34 | 16,264 | 9.0% | Working Age |
| 35-39 | 14,845 | 8.2% | Working Age |
| 40-44 | 13,920 | 7.7% | Working Age |
| 45-49 | 12,581 | 7.0% | Working Age |
| 50-54 | 11,991 | 6.6% | Working Age |
| 55-59 | 11,471 | 6.4% | Working Age |
| 60-64 | 10,119 | 5.6% | Working Age |
| 65-69 | 7,525 | 4.2% | Senior |
| 70-74 | 4,958 | 2.7% | Senior |
| 75-79 | 3,212 | 1.8% | Senior |
| 80-84 | 1,882 | 1.0% | Senior |
| 85-89 | 785 | 0.4% | Senior |
| 90-94 | 256 | 0.1% | Senior |
| 95-99 | 47 | 0.0% | Senior |
| 100+ | 2 | 0.0% | Senior |
Demographic Transition Model (DTM) Stage
Stage 4 (low birth and death rates): fertility is below the replacement level of 2.1 (1.37 children per woman), and births still exceed deaths (10.9 vs 8.9 per 1,000). Read more about Stage 4 of the Demographic Transition Model.
Fertility Rate & Birth Statistics
Saint Lucia Total Fertility Rate: 1.37 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 | 1.40 | 11.6 | |
| 2022 | 1.39 | 11.4 | ↓0.01 |
| 2023 | 1.38 | 11.3 | ↓0.01 |
| 2024 | 1.39 | 11.2 | ↑0.01 |
| 2025 | 1.38 | 11.0 | ↓0.01 |
| 2026 | 1.37 | 10.9 | ↓0.01 |
Global Context
- • World Average: 2.23 children per woman
- • Comparison: Below global average
- • UN projection for 2030: 1.37
Saint Lucia's total fertility rate is 1.37 children per woman in 2026 (below replacement), below the replacement level of 2.1. Saint Lucia ranks 167 of 194 for fertility rate (1 = highest), in the lowest third of countries. The fertility rate has changed by −78.7% since 1950.
Historical Demographic Changes
Between 1950 and 2026, Saint Lucia's population has increased by 94.1%.
The median age has increased from 16.3 in 1950 to 35.1 in 2026, indicating population aging.
Understanding Saint Lucia's Demographics
Saint Lucia 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 17.1% of the population and people aged 65 and over 10.3%.
The largest five-year age band is 30–34, at 9.0% of the population, compared with 5.5% in the 0–4 band.
Demographic Analysis: Saint Lucia's Population Structure
Demographic Dividend Window
Saint Lucia's working-age share is projected to peak in 2024 at 72.8%.
Fertility Transition Stage
Saint Lucia is in a period of below replacement, with a total fertility rate of 1.37 children per woman (2026, UN WPP 2024).
Population Aging Speed
Saint Lucia's median age changed by +4.2 years from 2016 to 2026, faster than the world average (+2.6 years).
Key Demographics
| Total Population | 180,488 |
| Male Population | 88,939(49.3%) |
| Female Population | 91,549(50.7%) |
| Median Age | 35.1 years |
| Sex Ratio | 97.1 males per 100 females |
| Youth (0-14) | 30,803(17.1%) |
| Working Age (15-64) | 131,018(72.6%) |
| Elderly (65+) | 18,667(10.3%) |
| Total Dependency Ratio | 37.8 |
| Youth Dependency Ratio | 23.5 |
| Old Age Dependency Ratio | 14.2 |
| 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 Saint Lucia
How long the average person in Saint Lucia 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
Saint Lucia is projected to shrink to 172,081 people by 2050 (−4.7% from 2026).
The median age rises from 35.1 in 2026 to 45.7 by 2050.
Saint Lucia's Demographic Evolution by Decade
The population increased by 15.6%, growing from 0.1 million in 1970 to 0.1 million by 1980
The median age increased by 2.0 years, indicating population aging during this period
The youth population share contracted by 5.5 percentage points.
Key Demographic Highlights
- • Population changed from 103K to 119K
- • Growth rate of 15.6% over the decade
- • Median age shifted from 13.9 to 15.9 years (+2.0y)
- • 65+ share changed by +0.4 points; under-15 share by −5.5 points
Frequently Asked Questions About Saint Lucia
How does Saint Lucia rank globally by population?
Saint Lucia ranks 177th in the world by population with 180,488 people as of 2026.
What does Saint Lucia's age structure reveal about its development?
Saint Lucia's age structure — 17.1% under 15, 72.6% working-age (15–64) and 10.3% aged 65+ — is that of a country in Stage 4 of the demographic transition, with a constrictive population pyramid. The median age is 35.1 years.
What is the dependency ratio in Saint Lucia?
Saint Lucia has 37.8 people under 15 or aged 65+ per 100 people aged 15–64 in 2026.
Is Saint Lucia experiencing a demographic dividend?
Saint Lucia is at the peak of its demographic-dividend window. Saint Lucia's working-age share is projected to peak in 2024 at 72.8%. 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 Saint Lucia's population?
Saint Lucia has more females than males, with 97.1 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). Saint Lucia Population Pyramid and Demographic Analysis. Retrieved from https://www.populationpyramids.org/saint-lucia
View UN World Population Prospects Data →