Uruguay population pyramid 2026

Latin America and the Caribbean · South America

3,382,537 people in 2026 (projected). Uruguay aged early for Latin America, and a sudden fall in births after the mid-2010s has cut its pyramid’s base: ages 0–4 are 29% smaller than ages 10–14.

2026 population
3.4Mrank 134 of 237
Median age
36.7 yearsoldest rank 94
Fertility rate
1.38births per woman · below replacement
Structure
Older16.5% age 65+

Uruguay 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.

Uruguay age distribution in 2026

Children under 15 account for 17.5% of the population, while 16.5% are aged 65 or older. The remaining 66.0% are in the conventional working-age range of 15–64. On these shares, the site classifies Uruguay’s age structure as older; the guide to constrictive population pyramids explains what that shape implies.

The total age dependency ratio is 51.6: about 52 people under 15 or 65+ for every 100 people aged 15–64 (26.5 children and 25.1 older people). This is an age-balance indicator, not a literal count of economic dependants per worker.

What shapes Uruguay’s population pyramid

An early transition

Uruguay began its demographic transition long before most of Latin America. In 1950 its total fertility rate was already about 2.7 children per woman and life expectancy was close to 66, so the pyramid had a narrow, almost straight-sided base and a relatively heavy top: about 8% of people were 65 or over, compared with 3–5% in Peru, Ecuador or Haiti at the time. Fertility then stayed in the 2.2–2.8 range for half a century, and the pyramid changed slowly.

A sudden drop at the base

The most distinctive feature of the 2026 pyramid is the steep step at the bottom. The total fertility rate fell from about 2.0 in 2010 to 1.4 by 2023, much of the decline concentrated after the mid-2010s and widely linked to a sharp fall in adolescent pregnancies. As a result the 10–14 band, born 2012–16, stands out as about 10% larger than its neighbours, and the 0–4 band is roughly 29% smaller than it. The population peaked at about 3.4 million in 2020, and deaths first exceeded births in 2021.

Emigration has deepened the decline. The UN estimates net emigration of about 330,000 people between 1950 and 1999 and a further 190,000 between 2000 and 2023, large figures for a country of 3.4 million. Departures rose in the 1970s and again after the 2002 economic crisis, with Argentina, Spain and the United States among the main destinations.

Women at the top

The gap in life expectancy between the sexes is wide, about seven and a half years in 2026. The overall sex ratio is about 94 men per 100 women, and above 80 the imbalance is pronounced: about 56 men per 100 women at 80–84 and 28 at 90–94.

The age structure is now closest to those of Iceland, Costa Rica and Chile. Under the UN medium scenario the population falls to about 3.25 million by 2050 and 2.2 million by 2100, when nearly 38% of residents are projected to be 65 or over. The fertility rate by country ranking shows where Uruguay’s rate of about 1.4 now sits globally.

What to notice across the years

Uruguay population pyramid 1950 (historical estimate)
1950. Already unusually mature for Latin America: the five youngest bands are close in size, at about 194,000–215,000, and 8% of people are 65 or over.
Uruguay population pyramid 2026 (UN medium projection)
2026. The 0–4 band, about 165,000 children, is roughly 29% smaller than the 10–14 band, a sharp step at the base.
Uruguay population pyramid 2050 (UN medium projection)
2050. The widest bands are at ages 35–59, while every band under 30 holds fewer than 165,000 people.

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 Uruguay that are markedly larger or smaller than both neighbouring bands, 2026
Age band in 2026Born aboutFeatureVersus neighbouring bands
10–142012–2016Bulge (larger cohort)+10%

Deaths have exceeded births every year since 2024; they also did so in 2021, but births then outnumbered deaths again. People aged 65 and older are projected to outnumber children under 15 by 2030.

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, Uruguay is projected to record 32,873 births (about 90 births a day) and 33,731 deaths, a natural decrease of 858. Net migration adds −1,413 people, ranking #126 in the net migration rate ranking.

Between 2000 and 2023 the UN estimates 1,084,334 births, 770,541 deaths, and cumulative net migration of −187,534. Over that period the balance of births and deaths moved the total more than migration did. See how migration shapes a pyramid and birth rate versus fertility rate. The medium scenario assumes net migration of −30,547 between 2026 and 2050.

Uruguay: births, deaths, and net migration per year
Projection → -20K020K40K60K80K 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
82.3 years68.8 in 1950
Life expectancy, men
74.8 years62.8 in 1950
Further years at 65
19.2 yearsboth sexes
Infant mortality
5.6per 1,000 births · 61 in 1950
Under-five mortality
6.7per 1,000 births
Mother’s mean age at birth
29.5 yearssex ratio at birth 105.4

Women in Uruguay are projected to live 7.5 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 61 to 5.6 deaths per 1,000 live births since 1950, ranking #160 of 237 in the infant mortality ranking (highest first). A mean age at childbearing of 29.5 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 Uruguay

The median age of 36.7 years splits the population into two equal halves. A total fertility rate of 1.38 births per woman is below the replacement level of roughly 2.1, and life expectancy at birth is 78.6 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
Population3,382,537#134Largest first
Median age36.7 years#94Oldest first
Fertility rate1.38#196Highest first
Annual growth-0.1%#176Fastest first
Life expectancy78.6 years#74Highest first
Population aged 65+16.5%#72Highest share first

Largest age groups in Uruguay

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
130–34249,5537.4%126.6K / 123K
225–29247,5787.3%125.9K / 121.7K
320–24237,8947.0%121.4K / 116.5K
435–39236,8897.0%120.2K / 116.7K
510–14233,6296.9%119.7K / 113.9K

Sex ratio and the balance by age

In the 2026 projection, Uruguay has 1,641,357 males and 1,741,180 females. That is 94.3 males per 100 females, ranking #187 when the dataset is ordered from the highest male-to-female ratio to the lowest.

Males account for 48.5% of the population and females for 51.5%. There are 99,823 more females than males overall. Among people aged 65 and older, the ratio is 65.1 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, 105.4 boys are projected to be born for every 100 girls in 2026, close to the biological norm 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 Uruguay has changed since 1950

The population has increased from 2,234,412 in 1950 to 3,382,537 in 2026, a change of 51%. Over the same span, median age moved from 26.8 to 36.7 years.

The under-15 share changed from 27.7% to 17.5%, while the share aged 65 and older changed from 8.2% to 16.5%. 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, Uruguay’s population is projected to decline by about 4%, reaching 3,254,354 in 2050. The median age changes from 36.7 to 45.2 years.

The 65+ share is projected to rise by 7.0 percentage points to 23.5%. At the same time, the under-15 share is projected at 13.6%. How UN projections work explains the assumptions behind these figures.

The annual UN series reaches its highest estimated population of 3,398,968 in 2020. Historical population totals are estimates rather than exact head counts. Compare timing across countries in the population peak ranking.

Population trend: 1950–2100

Uruguay population, 1950–2100
Projection → 01M2M3M4M 1950197520002025205020752100 Peak 2020 2.2M

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

Selected demographic indicators for Uruguay, 1950 to 2100
YearPopulationMedian ageFertilityLife exp.BirthsDeathsNet migrationGrowth
19502,234,41226.82.6965.646,85924,041−2,259+0.9%
19602,529,95828.02.8367.755,14524,707+2,057+1.3%
19702,790,80728.92.7768.755,98327,247−12,727+0.6%
19802,951,95329.12.5970.554,62929,177−14,252+0.4%
19903,104,40329.92.4873.055,66429,966−7,499+0.6%
20003,266,20631.02.2074.752,10431,042−11,076+0.3%
20103,318,58033.02.0176.747,27731,046−7,696+0.3%
20203,398,96835.01.5078.435,38331,337−1,482+0.1%
20233,388,08035.81.4178.133,44333,145−1,501-0.0%
2024*3,386,58836.11.4078.333,19633,637−1,348-0.1%
2026*3,382,53736.71.3878.632,87333,731−1,413-0.1%
2030*3,372,88738.11.3879.332,68033,926−1,296-0.1%
2040*3,336,45941.71.4180.930,88635,056−1,222-0.2%
2050*3,254,35445.21.4482.326,94037,116−1,047-0.3%
2060*3,109,39648.51.4683.722,68238,802−1,030-0.6%
2070*2,927,55851.71.4785.021,49739,963−923-0.7%
2080*2,720,45452.81.4986.219,29640,756−824-0.8%
2090*2,484,97453.51.5087.316,83540,536−699-1.0%
2100*2,245,88654.11.5288.515,49837,750−647-1.0%

* 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.

Uruguay population by age and sex in 2026
Age groupMaleFemaleTotalShare
0–484,91080,587165,4974.9%
5–999,15393,847193,0005.7%
10–14119,681113,948233,6296.9%
15–19118,344113,202231,5466.8%
20–24121,389116,505237,8947.0%
25–29125,916121,662247,5787.3%
30–34126,588122,965249,5537.4%
35–39120,235116,654236,8897.0%
40–44107,991106,884214,8756.4%
45–49108,046110,984219,0306.5%
50–54106,073108,988215,0616.4%
55–5994,02898,385192,4135.7%
60–6488,52297,782186,3045.5%
65–6974,03887,987162,0254.8%
70–7457,22775,391132,6183.9%
75–7940,36660,941101,3073.0%
80–8426,57147,86074,4312.2%
85–8914,84534,28749,1321.5%
90–945,83220,49826,3300.8%
95–991,3878,85810,2450.3%
100+2152,9663,1810.1%

Countries with the most similar age structure

These profiles have the 2026 age distributions closest to Uruguay’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 Uruguay.

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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). Uruguay Population Pyramid 2026. https://worldpopulationpyramid.com/countries/uruguay/

MLA

“Uruguay Population Pyramid 2026.” World Population Pyramid, 19 Oct. 2026, worldpopulationpyramid.com/countries/uruguay/.

Chicago

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

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 Uruguay in 2026?

Under the UN World Population Prospects 2024 medium scenario, Uruguay's population in 2026 is projected at 3,382,537.

What is the median age in Uruguay?

The projected median age in Uruguay in 2026 is 36.7 years: half the population is younger and half is older.

What is the fertility rate in Uruguay?

The projected total fertility rate in 2026 is 1.38 births per woman, below the replacement level of about 2.1 in low-mortality populations.

Is Uruguay's population projected to grow?

Between 2026 and 2050, the UN medium scenario indicates the population will decline by about 4%, from 3.4M to 3.3M.

What share of Uruguay is aged 65 or older?

In 2026, 16.5% of the projected population is aged 65 or older. By 2050, the medium scenario places the share at 23.5%.

How many babies are born in Uruguay each year?

The UN medium scenario projects 32,873 births and 33,731 deaths in 2026, about 90 births a day. Deaths exceed births by 858.

What is life expectancy in Uruguay for men and women?

Life expectancy at birth in 2026 is projected at 82.3 years for women and 74.8 years for men, a gap of 7.5 years in favour of women.

Does Uruguay have more immigrants or emigrants?

Uruguay is projected to lose about 1,413 more people through emigration than it gains in 2026. Between 2000 and 2023 the UN estimates cumulative net migration of −187,534.

What is the sex ratio in Uruguay?

The projected 2026 population sex ratio is 94.3 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