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Asunción: Paraguay’s capital and principal port

Asunción, officially Nuestra Señora Santa María de la Asunción, is Paraguay’s capital and largest city, a historical colonial foundation and contemporary political, cultural and economic center on the Paraguay River.

Author: Leandro Alegsa Creation date: November 13, 2022 Last updated: May 24, 2026

simple.wikipedia.org · CC BY-SA 3.0

Asunción is the capital and largest city of Paraguay, long recognized as the country's political, cultural and commercial hub. The full name, Nuestra Señora Santa María de la Asunción, refers to the Assumption of Mary; the Spanish term "asunción" translates into English as "assumption." The city itself has more than 1.2 million residents and its metropolitan area exceeds 1.8 million inhabitants, concentrated along the left bank of the Paraguay River, which makes Asunción Paraguay's principal inland seaport and riverine gateway.

Overview and role

Asunción functions as the seat of government and the primary center for finance, services and higher education in the country. It is often described as the nation's political heart, housing presidential, legislative and judicial institutions. The urban area blends colonial-era streets and plazas with modern neighborhoods, and it serves as the focal point for national celebrations and diplomatic affairs.

History and development

Founded in 1537 by Spanish colonists led by Juan de Salazar y Espinosa, Asunción became an early base for Spanish expansion in the Río de la Plata basin and earned the nickname "Mother of Cities" for the settlements later established from it. Over centuries it has evolved from a colonial outpost into an independent capital, retaining historical landmarks and adapting to economic and demographic change.

Culture, institutions and landmarks

Asunción hosts major cultural institutions and public sites. Notable locations include the presidential Palacio de los López, the Panteón Nacional de los Héroes and the Casa de la Independencia. The city is home to the Universidad Nacional de Asunción and several museums, theaters and markets that reflect the country's bilingual life—Spanish and Guaraní are widely used.

Economy, transport and environment

Economic activity centers on commerce, services, light industry and river trade. The Paraguay River facilitates inland navigation and cross-border commerce. Air traffic is served by the main international airport near the capital. The climate is humid and subtropical, with warm summers and mild winters, affecting urban planning and riverside uses.

Practical notes

As the national capital, many government services and diplomatic missions are located here; see the general entry for the capital.
The broader metropolitan region is often referenced in demographic and economic reports on the metropolitan area.
Riverside geography shapes both commerce and leisure along the Paraguay River.

Geography

Asunción is located on the left bank of the Río Paraguay, on the bay (bahía) Asunción. It borders Mariano Roque Alonso to the northeast, Luque to the east, Fernando de la Mora to the southeast, and Lambaré and Villa Elisa to the south.

The highest elevation is the Cerro Lambaré in the district of Santa Ana in the border area to the neighboring city of Lambaré. The Cerro Lambaré was awarded to Asunción in 1965. Lambaré tried to have the old border restored in 2008-2009, but failed due to the resistance of the Senate.

Other elevations are hills (lomas or colinas). These are fully integrated into the urban layout. The most important - seven in number, located in the city center - are called:

Loma Cabará: here one assumes the founding place of Asunción
Loma San Gerónimo
Loma Clavel: today's headquarters of the Marines
Loma Cachinga
Loma del Mangrullo: the present Parque Carlos Antonio López
Loma de la Encarnación
Loma de las piedras de Santa Catalina: today Escalinata Antequera.

Today, the Lomas Tarumá and Tacumbú, the seat of the penitentiary, are also included.

Asunción is crossed by many small streams that flow into the Paraguay River. Most of these streams rise in the urban area of Asunción and served in earlier centuries for the drinking water supply. Nowadays, most of them are blocked. During heavy rains they can turn into torrents and flood adjacent streets and properties. The most important of these streams are called Mburicaó, Cará Cará, Jaén, Mburicá, Salamanca, Zanja Morotí, San Vicente and Leandro. Discharged water partly accumulates in lagoons close to the river. As these are practically "stagnant waters", they pose a relevant health risk.

breeding sites of the Aedes aegypti mosquitoes

The standing waters are breeding grounds for the dengue-transmitting mosquitoes Aedes Aegypti. The situation is aggravated by the lack of a rainwater drainage system and the customary illegal disposal of waste on uninhabited land. Due to the relatively high population density, this led to a dengue epidemic in January 2007 with over 10,000 people falling ill in Asunción alone. A state of emergency was declared. The country's worst dengue epidemic broke out in 2013, with over 150,000 infected and 262 deaths, mainly affecting the capital.

Infection rates can vary greatly from one neighbourhood (barrio) to another, depending on local conditions. The neighbourhoods with the highest infection rates in January 2018 were Ycuá Satí 12.5%, Manorá 11%, Ricardo Brugada 10.7%, Bella Vista 10%, Zeballos Cué 9%, Tucumbú 9%, San Blas 7.8%, Herrera 7.8%, Loma Pytá 6.5%, Mburucuyá 6%, Obrero 3.9%.

Climate

Asunción

Climate diagram

J	F	M	A	M	J	J	A	S	O	N	D
147 34 23	129 33 22	118 32 21	166 28 19	113 25 16	82 23 14	39 23 13	73 25 14	88 26 16	131 29 19	164 31 20	150 32 22
Temperature in °C, precipitation in mm
Source: WMO 1971-2000; wetterkontor.de

Monthly average temperatures and precipitation for Asunción

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Max. Temperature (°C)	33,5	32,6	31,6	28,4	25,0	23,1	23,2	24,8	26,4	29,2	30,7	32,3	Ø	28,4
Min. temperature (°C)	22,8	22,3	21,3	18,6	15,7	13,8	13,1	14,3	15,9	18,6	20,1	21,8	Ø	18,2

Precipitation (mm)	147,2	129,2	117,9	166,0	113,3	82,4	39,4	72,6	87,7	130,8	164,4	150,3		1.401,2

Sunshine hours (h/d)	8,0	7,7	7,2	6,6	6,0	5,2	6,2	5,8	5,6	6,6	8,3	8,2	Ø	6,8

Rainy days (d)	8	7	7	8	7	7	4	5	6	8	8	8		83

Humidity (%)	68	71	72	75	76	76	70	70	66	67	67	68	Ø	70,5

Temperature

33,5

22,8

32,6

22,3

31,6

21,3

28,4

18,6

25,0

15,7

23,1

13,8

23,2

13,1

24,8

14,3

26,4

15,9

29,2

18,6

30,7

20,1

32,3

21,8

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Precipitation	147,2	129,2	117,9	166,0	113,3	82,4	39,4	72,6	87,7	130,8	164,4	150,3
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec

Source: WMO 1971-2000; wetterkontor.de

City breakdown

Overview / Special feature

Asunción is divided into districts (distritos) and neighborhoods (barrios). The division by distritos dates from the mid-19th century and is based on the division of the city into Catholic dioceses. The division by distritos therefore only includes today's inner city and does not extend to newer barrios.

Asunción is a city that grows from the inside out. Every year, new neighborhoods are created that now completely fill the areas between the city proper of Asunción and the surrounding towns of Mariano Roque Alonso, Luque, Fernando de la Mora, Ñemby and Lambaré (also known collectively as "Gran Asuncíón"). Often the barrios are built on the basis of "urbanizaciones", residential areas developed by real estate agents in as yet unnamed neighborhoods. In newer barrios, the name of the urbanización and the actual name of the barrio coincide. In many cases, the name of the urbanización is more common in the vernacular than the official name of the barrio.