Rosario

Argentina

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Rosario is one of the largest cities in Argentina and an important economic and cultural center located along the western bank of the Paraná River. The city has an estimated population of about 1,057,320 inhabitants (2026 estimate). Founded in the early 18th century, Rosario grew rapidly during the 19th and early 20th centuries as a major agricultural export hub due to its strategic river port. Although it was never formally founded like many colonial cities, it developed around a chapel dedicated to the Virgin of the Rosary, from which it takes its name.

Rosario is closely associated with Argentine national history: the national flag was first raised here in 1812 by General Manuel Belgrano. This event is commemorated by the monumental National Flag Memorial, one of the city's most iconic landmarks. Other notable sites include the Rosario Cathedral and the scenic Parque de la Independencia. Rosario is also the birthplace of several internationally known figures, including football legends Lionel Messi and Ángel Di María, as well as revolutionary leader Che Guevara.

Rosario in Argentina

Population 1,057,320 (2026 estimate)
Area 179.0 km²
Elevation 31 m
Density 5,907 inh./km²
Coordinates 33.0° S
60.6° W

Rosario Population Evolution

The following curve shows the evolution of Rosario population between 1858 and 2022.

The population of Rosario in 2026 is estimated to 1,057,320 inhabitants. This estimate is taken from our extrapolation of available data and not an official estimate.

Population Summary

Year Population Change
1858 9,785
1900 112,461 +1,049.3%
1914 225,101 +100.2%
1991 908,875 +303.8%
2022 1,030,069 +13.3%

Interactive Map of Rosario

📍 Points of Interest

What to see in Rosario

Rosario-Victoria Bridge

National Flag Memorial

Cathedral Basilica of Our Lady of the Rosary

Teatro El Círculo

Museum of Contemporary Art of Rosario

Juan B. Castagnino Fine Arts Museum

Patio de la Madera

Plaza 25 de Mayo

Famous People Born in Rosario

Olinda Bozán

actor
Born 1894 - Died 1977

Argentine actress

Perlita Greco

actor
Born 1906 - Died 2001

Argentinian actor

Che Guevara

partisan
Born 1928 - Died 1967

Roberto Fontanarrosa

writer
Born 1944 - Died 2007

Argentinian cartoonist and writer

Lionel Messi

association football player
Born 1987

Ángel Di María

association football player
Born 1988

Sister Cities of Rosario

Sister cities, also known as twin cities, are formal partnerships between cities in different countries to promote cultural and commercial ties.

This list is based on publicly available structured data and may differ slightly from official municipal publications.

City Country Population
Shanghai 🇨🇳 People's Republic of China 24,870,895
Santa Cruz de la Sierra 🇧🇴 Bolivia 3,151,676
Kuwait City 🇰🇼 Kuwait 2,989,000
Medellín 🇨🇴 Colombia 2,529,403
Caracas 🇻🇪 Venezuela 2,245,744
Almaty 🇰🇿 Kazakhstan 2,228,675
Santo Domingo 🇩🇴 Dominican Republic 2,201,941
Dakar 🇸🇳 Senegal 1,438,725
Porto Alegre 🇧🇷 Brazil 1,388,794
Montevideo 🇺🇾 Uruguay 1,302,954
Monterrey 🇲🇽 Mexico 1,142,952
Turin 🇮🇹 Italy 841,600
Asunción 🇵🇾 Paraguay 462,241
Manizales 🇨🇴 Colombia 454,494
Santiago de Cuba 🇨🇺 Cuba 444,851
Cuenca 🇪🇨 Ecuador 361,524
Bilbao 🇪🇸 Spain 351,124
St. Louis 🇺🇸 United States 301,578
Valparaíso 🇨🇱 Chile 296,655
Haifa 🇮🇱 Israel 282,831
Santa Clara 🇨🇺 Cuba 247,436
Piraeus 🇬🇷 Greece 168,151
Pisco 🇵🇪 Peru 109,965
Alessandria 🇮🇹 Italy 91,059
Imperia 🇮🇹 Italy 42,060

Other facts about Rosario

Sources & References

#1918 — Last update: 16 March 2026

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