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Uruguay Population (2026 Overview)

Uruguay, officially the Oriental Republic of Uruguay, is a country in southeastern South America. It borders Argentina to the west and southwest, Brazil to the north and northeast, and has a coastline along the Atlantic Ocean to the southeast. Despite being one of the smaller countries on the continent, Uruguay is known for its high standard of living, highly urbanized population, and stable economy.

According to the National Institute of Statistics (INE), Uruguay’s population as of 31 May 2023 was 3,499,451 (about 3.5 million). As of 2026, the estimated population of Uruguay is approximately 3.42 million, with the majority of residents living in urban areas, particularly in and around the capital city, Montevideo.

 

Source: UN World Population Prospects

Quick Facts (2026 Estimates)

AttributeData
Total Population3,423,599 (3.4 million)
Land Area175,015 sq. km (67,574 sq. mi)
Population Density20 people/sq. km
Capital CityMontevideo
Urban Population95%
Fertility Rate1.75
Infant Mortality Rate8.0 per 1,000 live births
Median Age38.3 years
Life Expectancy78.6 years
Major ReligionChristianity (42.4%), Irreligious (53%)
Ethnic CompositionWhite/European 87.7%, Black/African 4.6%, Indigenous 2.4%, East Asian 0.2%, Other 5.1%

Historical Population of Uruguay

YearPopulation±% p.a.
1870383,000
1880431,000+1.23%
1890501,000+1.57%
19081,029,000+4.40%
19111,083,000+1.70%
19201,333,000+2.27%
19301,574,000+1.66%
19401,758,000+1.15%
19502,058,000+1.63%
19602,361,000+1.44%
19752,706,000+0.81%
19963,234,000+0.45%
20113,286,000+0.11%
20243,402,000+0.11%

Source: National Institute of Statistics (INE), Uruguay; UN World Population Prospects

Religion in Uruguay

Uruguay is one of the most secular countries in South America. While Christianity is the largest religion, only 42.4% of the population identifies as Christian. The majority of Uruguayans are irreligious, making up 53% of the population. Among Christians, Catholics are the largest group, followed by Protestants.

According to the 2020 Latino Barometer report:

Religion / AffiliationPercentage
Christianity42.4%
– Catholic32.4%
– Evangelical Protestant8.1%
– Adventist0.3%
– Jehovah’s Witnesses0.8%
– Mormon0.4%
– Other Protestant0.4%
Other Faiths3.9%
– African American Cults / Umbanda2.1%
– Believer, not belong to the church1.8%
No Affiliations / Irreligious53%
– Agnostic1.0%
– Atheist8.8%
– Other0.5%
– None39.6%
– Don’t know0.6%
– No answer3.3%

Source: Latino Barometer

Race and Ethnicity in Uruguay

Uruguay is a largely European-descended nation, with the majority of its population identifying as White or of European ancestry. According to the 2023 Census, 86% of Uruguayans identify as White or of European descent, while 10.4% identify as Black or of African ancestry.

White Uruguayans primarily descend from colonial-era settlers and later European immigrants, mainly from Spain and Italy, with smaller communities of French, German, Portuguese, British, Irish, Swiss, and other European and Middle Eastern origins.

Indigenous peoples account for 6.3% of the population, while about 1% identify as East Asian, mainly of Lebanese/Syrian Arab, Chinese, or Japanese ancestry. Smaller populations of Western Asian (including Turkish and Israeli) and Caucasian ethnic groups such as Armenians and Georgians are also present.

Racial / Ethnic Composition of Uruguay (2023 Census)

Race / EthnicityPercentage
White / European descent86.0%
Black / African ancestry10.4%
Indigenous6.3%
East Asian0.7%
Other / None6.3%

Source: 2023 Census
Note: Percentages exceed 100% because respondents could select more than one ancestry.

In contrast, Latinobarómetro 2024, which is based on self-identified race rather than ancestry, presents a more mixed picture of Uruguay’s population. The survey identifies Mestizos as the largest group (42.2%), followed by White (23.3%), Indigenous (10.5%), and Afro-descendant populations (Black and Mulatto combined at over 11%), reflecting methodological differences between census ancestry data and survey-based self-identification.

Population of Uruguay by Department

According to the National Institute of Statistics (INE), Uruguay’s total population in 2023 was 3,499,451. Population distribution remains highly uneven, with the Montevideo metropolitan area holding the largest share, while coastal and border departments such as Canelones and Maldonado have seen notable growth in recent years.

Estimated Population by Department – 2023

DepartmentPopulation (2023)
Total Uruguay3,499,451
Montevideo1,302,950
Canelones608,960
Maldonado212,954
Salto136,195
Colonia135,797
Paysandú121,838
San José119,718
Rivera109,299
Tacuarembó96,016
Cerro Largo91,021
Soriano83,684
Rocha80,710
Artigas77,488
Florida70,324
Río Negro57,338
Durazno62,010
Lavalleja59,173
Flores26,271
Treinta y Tres47,705

Source: National Institute of Statistics (INE), 2023

Top Cities in Uruguay by Population

Uruguay’s urban population is concentrated mostly in Montevideo, the capital, and the surrounding metropolitan area. Other important cities include Salto, Ciudad de la Costa, Paysandú, and Las Piedras.

#CityDepartmentPopulation
1MontevideoMontevideo1,302,950
2SaltoSalto104,011
3Ciudad de la CostaCanelones95,176
4PaysandúPaysandú76,412
5Las PiedrasCanelones71,258
6RiveraRivera64,465
7MaldonadoMaldonado62,590
8TacuarembóTacuarembó54,755
9MeloCerro Largo51,830
10MercedesSoriano41,974
11ArtigasArtigas40,657
12MinasLavalleja38,446
13San José de MayoSan José36,743
14DuraznoDurazno34,368
15FloridaFlorida33,639
16Barros BlancosCanelones31,650
17Ciudad del PlataSan José31,145
18San CarlosMaldonado27,471
19Colonia del SacramentoColonia26,231
20PandoCanelones25,947
Uruguay Population, Demographics, Religion & Ethnicity 2026