Martinique population pyramid 2026

Latin America and the Caribbean · Caribbean

337,711 people in 2026 (projected). Martinique’s pyramid is hollowed out at ages 25–49 by departures to mainland France, leaving a median age above 50 and only about 69 men per 100 women at 40–44.

2026 population
337.7Krank 183 of 237
Median age
50.2 yearsoldest rank 4
Fertility rate
1.95births per woman · below replacement
Structure
Older27.4% age 65+

Martinique population pyramid

2026 · Share of total by five-year age group and sex

Medium projection

Hover over or tap a bar to see exact values.

2026

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Estimate or projection?

The UN series provides historical estimates through 2023. Figures from 2024 onward—including 2026—are medium-scenario projections, not counts or predictions guaranteed to occur.

Martinique age distribution in 2026

Children under 15 account for 14.5% of the population, while 27.4% are aged 65 or older. The remaining 58.1% are in the conventional working-age range of 15–64. On these shares, the site classifies Martinique’s age structure as older; the guide to constrictive population pyramids explains what that shape implies.

The total age dependency ratio is 72.1: about 72 people under 15 or 65+ for every 100 people aged 15–64 (25.0 children and 47.1 older people). This is an age-balance indicator, not a literal count of economic dependants per worker.

What shapes Martinique’s population pyramid

Generations that left

Martinique, an overseas department of France, has lost young adults to the mainland for more than sixty years, starting with state-organised migration in the 1960s and 1970s and continuing through study and work moves today. Net migration was about −72,000 between 1950 and 1999 and about −115,000 between 2000 and 2023, very large figures for a population that peaked at about 424,000 in 1999. The 1975 pyramid already shows the gap: a broad band of children born in the high-fertility 1960s, then much thinner bands from age 20 onwards.

Those 1960s cohorts, now aged 55–69, are the widest part of the 2026 pyramid. Below them the chart is hollow, with notches at 45–49 and 30–34. Men are the more likely to have left: the sex ratio is about 105 at 20–24, then drops to 78 at 30–34 and 69 at 40–44. Overall there are only about 83 men per 100 women.

An old island with average fertility

Unusually, this ageing is not driven by very low fertility, which has stayed near two children per woman since 1980. It is driven by emigration of people in their twenties and thirties, combined with long lives. The median age is about 50 (see the median age ranking), and deaths have exceeded births since 2020. Guadeloupe has the most similar age structure. Under the medium scenario the population falls to about 282,000 by 2050, with more than a third aged 65 or over; the guide to population ageing explains how the departure of young adults can accelerate ageing.

What to notice across the years

Martinique population pyramid 1975 (historical estimate)
1975. Children and teenagers form a wide base, but the bands from 20 to 34 are thin: the 25–29 band is less than half the size of 10–14.
Martinique population pyramid 2026 (UN medium projection)
2026. The widest bands are at 55–69, and at ages 30–49 there are only about 69–78 men for every 100 women.
Martinique population pyramid 2050 (UN medium projection)
2050. Women aged 75–84 form the widest part of the pyramid, outnumbering men of the same ages by about 60%.

Distinctive cohorts and turning points

Comparing each five-year band with its neighbours picks out the cohorts that break a smooth slope. These irregularities usually record past surges or deficits in births, or migration concentrated at particular ages; the pattern alone does not identify which. The guide to baby booms and echo cohorts explains how to date and interpret them.

Five-year age bands in Martinique that are markedly larger or smaller than both neighbouring bands, 2026
Age band in 2026Born aboutFeatureVersus neighbouring bands
45–491977–1981Notch (smaller cohort)−17%
15–192007–2011Bulge (larger cohort)+12%
30–341992–1996Notch (smaller cohort)−12%
60–641962–1966Bulge (larger cohort)+11%

Deaths have exceeded births every year since 2024; they also did so in 2020, but births then outnumbered deaths again. People aged 65 and older came to outnumber children under 15 between 2015 and 2020.

Births, deaths, and migration

A pyramid changes in only three ways: births add to the base, deaths remove people at every age, and migration adds or removes people mainly in young adulthood. In 2026, Martinique is projected to record 3,248 births (about 9 births a day) and 3,690 deaths, a natural decrease of 442. Net migration adds −2,264 people, ranking #221 in the net migration rate ranking.

Between 2000 and 2023 the UN estimates 112,419 births, 76,428 deaths, and cumulative net migration of −114,768. Over that period migration moved the total more than the balance of births and deaths did. See how migration shapes a pyramid and birth rate versus fertility rate. The medium scenario assumes net migration of −21,530 between 2026 and 2050.

Martinique: births, deaths, and net migration per year
Projection → -10K-5K05K10K15K 1950197520002025205020752100 DeathsBirthsNet migration

Annual values 1950–2100; dashed lines after 2023 are the UN medium projection. The trend table below lists the values by decade.

Life expectancy and mortality

Life expectancy, women
86.0 years57.6 in 1950
Life expectancy, men
79.8 years52.4 in 1950
Further years at 65
21.7 yearsboth sexes
Infant mortality
5.9per 1,000 births · 71 in 1950
Under-five mortality
7.2per 1,000 births
Mother’s mean age at birth
31.8 yearssex ratio at birth 102.6

Women in Martinique are projected to live 6.2 years longer than men, which is why the female side of the pyramid widens relative to the other at older ages (see the life expectancy gap ranking). Infant mortality has fallen from 71 to 5.9 deaths per 1,000 live births since 1950, ranking #157 of 237 in the infant mortality ranking (highest first). A mean age at childbearing of 31.8 years sets the spacing between generations, and so how far apart echo cohorts sit in the pyramid.

Median age, fertility rate, and global ranks for Martinique

The median age of 50.2 years splits the population into two equal halves. A total fertility rate of 1.95 births per woman is below the replacement level of roughly 2.1, and life expectancy at birth is 83.0 years.

These ranks compare all 237 countries and areas in this dataset using the same 2026 UN medium projection. Ranks use the stored source precision, so displayed rounding can make adjacent values look identical; small differences should not be overinterpreted.

Indicator2026 valueGlobal rankRanking direction
Population337,711#183Largest first
Median age50.2 years#4Oldest first
Fertility rate1.95#113Highest first
Annual growth-0.8%#224Fastest first
Life expectancy83.0 years#27Highest first
Population aged 65+27.4%#5Highest share first

Largest age groups in Martinique

The five largest cohorts identify where the 2026 population is concentrated. They can reflect past birth patterns, survival, and migration; the chart alone does not establish which cause dominates.

RankAge groupPopulationShare of totalMale / female
160–6430,6769.1%13.6K / 17.1K
255–5927,7638.2%12.1K / 15.7K
365–6927,7318.2%12.8K / 14.9K
470–7422,8086.8%10.3K / 12.6K
550–5422,4916.7%9.6K / 12.9K

Sex ratio and the balance by age

In the 2026 projection, Martinique has 152,962 males and 184,750 females. That is 82.8 males per 100 females, ranking #235 when the dataset is ordered from the highest male-to-female ratio to the lowest.

Males account for 45.3% of the population and females for 54.7%. There are 31,788 more females than males overall. Among people aged 65 and older, the ratio is 77.1 males per 100 females.

The overall balance can conceal large differences by age; how sex ratios change with age explains the usual pattern. The ratio reflects the male/female categories in the UN source and is not a measure of gender identity. Compare all profiles in the sex-ratio ranking.

At birth, 102.6 boys are projected to be born for every 100 girls in 2026, slightly below the typical value of about 105 (compare the sex ratio at birth ranking). The ratio at birth sets the balance at the base of the pyramid; how it changes with age then depends on survival and migration.

How Martinique has changed since 1950

The population has increased from 232,070 in 1950 to 337,711 in 2026, a change of 46%. Over the same span, median age moved from 20.0 to 50.2 years.

The under-15 share changed from 39.7% to 14.5%, while the share aged 65 and older changed from 5.9% to 27.4%. These shifts show why total population growth and age-structure change need to be read separately.

How the population could change by 2050

Under the UN medium scenario, Martinique’s population is projected to decline by about 16%, reaching 282,070 in 2050. The median age changes from 50.2 to 48.3 years.

The 65+ share is projected to rise by 8.0 percentage points to 35.4%. At the same time, the under-15 share is projected at 14.7%. How UN projections work explains the assumptions behind these figures.

The annual UN series reaches its highest estimated population of 423,889 in 1999. Historical population totals are estimates rather than exact head counts. Compare timing across countries in the population peak ranking.

Population trend: 1950–2100

Martinique population, 1950–2100
Projection → 0100K200K300K400K500K 1950197520002025205020752100 Peak 1999 209.8K

Mid-year population for every year. Estimates through 2023; dashed line shows the UN medium projection.

Selected demographic indicators for Martinique, 1950 to 2100
YearPopulationMedian ageFertilityLife exp.BirthsDeathsNet migrationGrowth
1950232,07020.05.5055.09,1073,5950+2.4%
1960288,77117.75.6761.610,7992,936−1,890+2.1%
1970325,52017.24.5365.19,1352,776−5,902+0.1%
1980332,28421.22.1971.95,5242,180−2,866+0.1%
1990371,00028.72.0275.96,6062,408+1,800+1.6%
2000421,38233.21.9078.55,8162,791−6,965-0.9%
2010397,38439.02.0481.15,0352,910−4,602-0.6%
2020356,61547.52.0380.33,8254,005−2,918-0.9%
2023346,00248.82.0182.63,7283,502−3,078-0.8%
2024*343,19449.31.9982.73,5583,587−2,744-0.8%
2026*337,71150.21.9583.03,2483,690−2,264-0.8%
2030*327,63851.21.9183.62,8563,908−1,333-0.7%
2040*305,84851.71.8684.92,9254,486−587-0.7%
2050*282,07048.31.8386.12,6364,839−459-0.9%
2060*255,65547.81.8187.22,3174,380−344-0.9%
2070*236,02947.31.7988.32,2133,383−257-0.6%
2080*225,69647.51.7689.22,1742,776−193-0.3%
2090*218,06648.31.7690.21,9232,561−135-0.4%
2100*209,80849.91.7591.21,8022,602−81-0.4%

* 2024 onward is the UN medium projection. Fertility is births per woman; life expectancy is years at birth; births, deaths, and net migration are counts for that calendar year.

Download every year, 1950–2100 (CSV)

2026 population by age and sex

The table provides the counts behind the chart. Age groups are five-year bands, with everyone aged 100 or older combined.

Martinique population by age and sex in 2026
Age groupMaleFemaleTotalShare
0–48,0897,90015,9894.7%
5–97,7617,83715,5984.6%
10–148,7878,63617,4235.2%
15–1910,0829,68419,7665.9%
20–249,0728,66317,7355.3%
25–296,7327,00813,7404.1%
30–345,9497,60913,5584.0%
35–397,0979,88716,9845.0%
40–446,99610,09117,0875.1%
45–496,8649,62016,4844.9%
50–549,59812,89322,4916.7%
55–5912,08815,67527,7638.2%
60–6413,60317,07330,6769.1%
65–6912,83214,89927,7318.2%
70–7410,25812,55022,8086.8%
75–797,5269,60317,1295.1%
80–844,9956,88111,8763.5%
85–892,9174,7447,6612.3%
90–941,2862,4363,7221.1%
95–993648581,2220.4%
100+672022690.1%

Countries with the most similar age structure

These profiles have the 2026 age distributions closest to Martinique’s, measured by the total difference in the share of the population in each five-year band. Similar shapes can arise from very different histories, so the match is a starting point for comparison, not an explanation.

To calculate school-age, working-age, or older groups with other boundaries, use the age-group calculator for Martinique.

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Charts and tables may be reused with attribution. Please link to this page and credit the United Nations as the data source.

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APA

World Population Pyramid. (2026, October 19). Martinique Population Pyramid 2026. https://worldpopulationpyramid.com/countries/martinique/

MLA

“Martinique Population Pyramid 2026.” World Population Pyramid, 19 Oct. 2026, worldpopulationpyramid.com/countries/martinique/.

Chicago

World Population Pyramid. “Martinique Population Pyramid 2026.” Last modified October 19, 2026. https://worldpopulationpyramid.com/countries/martinique/.

Underlying data: United Nations, Department of Economic and Social Affairs, Population Division (2024). World Population Prospects 2024.

Frequently asked questions

What is the population of Martinique in 2026?

Under the UN World Population Prospects 2024 medium scenario, Martinique's population in 2026 is projected at 337,711.

What is the median age in Martinique?

The projected median age in Martinique in 2026 is 50.2 years: half the population is younger and half is older.

What is the fertility rate in Martinique?

The projected total fertility rate in 2026 is 1.95 births per woman, below the replacement level of about 2.1 in low-mortality populations.

Is Martinique's population projected to grow?

Between 2026 and 2050, the UN medium scenario indicates the population will decline by about 16%, from 337.7K to 282.1K.

What share of Martinique is aged 65 or older?

In 2026, 27.4% of the projected population is aged 65 or older. By 2050, the medium scenario places the share at 35.4%.

How many babies are born in Martinique each year?

The UN medium scenario projects 3,248 births and 3,690 deaths in 2026, about 9 births a day. Deaths exceed births by 442.

What is life expectancy in Martinique for men and women?

Life expectancy at birth in 2026 is projected at 86.0 years for women and 79.8 years for men, a gap of 6.2 years in favour of women.

Does Martinique have more immigrants or emigrants?

Martinique is projected to lose about 2,264 more people through emigration than it gains in 2026. Between 2000 and 2023 the UN estimates cumulative net migration of −114,768.

What is the sex ratio in Martinique?

The projected 2026 population sex ratio is 82.8 males per 100 females. This all-age ratio is different from the sex ratio at birth and can vary substantially by age.

Sources and notes