Cotonou (; ) is the largest city in
Benin
Benin, officially the Republic of Benin, is a country in West Africa. It was formerly known as Dahomey. It is bordered by Togo to the west, Nigeria to the east, Burkina Faso to the north-west, and Niger to the north-east. The majority of its po ...
. Its official population count was 679,012 inhabitants in 2012; however, over two million people live in the larger urban area.
The urban area continues to expand, notably toward the west. The city lies in the southeast of the country, between the
Atlantic Ocean
The Atlantic Ocean is the second largest of the world's five borders of the oceans, oceanic divisions, with an area of about . It covers approximately 17% of Earth#Surface, Earth's surface and about 24% of its water surface area. During the ...
and
Lake Nokoué.
Cotonou is the seat of government in Benin, although
Porto-Novo
, , ; ; ; also known as Hogbonu and Ajashe) is the Capital (political), capital and List of cities in Benin, second-largest city of Benin. The commune covers an area of and as of 2002 had a population of 223,552 people.
In 1863, following Bri ...
is the official capital.
History
The name "Cotonou" means "by the river of death" in the
Fon language
Fon (, ) also known as Dahomean is the language of the Fon people. It belongs to the Gbe group within the larger Atlantic–Congo family. It is primarily spoken in Benin Republic, as well as in Nigeria and Togo by approximately 2.3 million sp ...
.
[Butler, Stuart (2019) ''Bradt Travel Guide - Benin'', pgs. 74-91] At the beginning of the 19th century, Cotonou (then spelled "Kutonou") was a small fishing village, and is thought to have been formally founded by King
Ghezo of
Dahomey
The Kingdom of Dahomey () was a West African List of kingdoms in Africa throughout history, kingdom located within present-day Benin that existed from approximately 1600 until 1904. It developed on the Abomey Plateau amongst the Fon people in ...
in 1830.
It grew as a centre for the
slave trade Slave trade may refer to:
* History of slavery - overview of slavery
It may also refer to slave trades in specific countries, areas:
* Al-Andalus slave trade
* Atlantic slave trade
** Brazilian slave trade
** Bristol slave trade
** Danish sl ...
, and later
palm oil
Palm oil is an edible vegetable oil derived from the mesocarp (reddish pulp) of the fruit of oil palms. The oil is used in food manufacturing, in beauty products, and as biofuel. Palm oil accounted for about 36% of global oils produced from o ...
and
cotton
Cotton (), first recorded in ancient India, is a soft, fluffy staple fiber that grows in a boll, or protective case, around the seeds of the cotton plants of the genus '' Gossypium'' in the mallow family Malvaceae. The fiber is almost pure ...
.
In 1851 the
French Second Republic
The French Second Republic ( or ), officially the French Republic (), was the second republican government of France. It existed from 1848 until its dissolution in 1852.
Following the final defeat of Napoleon, Napoleon Bonaparte at the Battle ...
made a treaty with King Ghezo that allowed them to establish a trading post at Cotonou. During the reign of King
Glele (1858–89), the territory was ceded to the
Second French Empire
The Second French Empire, officially the French Empire, was the government of France from 1852 to 1870. It was established on 2 December 1852 by Louis-Napoléon Bonaparte, president of France under the French Second Republic, who proclaimed hi ...
by a treaty signed in 1878. In 1883, the
French Navy
The French Navy (, , ), informally (, ), is the Navy, maritime arm of the French Armed Forces and one of the four military service branches of History of France, France. It is among the largest and most powerful List of navies, naval forces i ...
occupied the city to prevent British conquest of the area.
After Glele's death in 1889, King
Béhanzin unsuccessfully tried to challenge the treaty. The town grew rapidly following the building of the harbour in 1908.
The population in 1960 was only 70,000.
Geography

Cotonou is on the coastal strip between
Lake Nokoué and the Atlantic Ocean. The city is cut in two by a canal, the lagoon of Cotonou, dug by the French in 1855. Three bridges are in this area. The
Ouémé River flows into the Atlantic Ocean at Cotonou.

The city has established transportation infrastructure including air, sea, river (to
Porto Novo), and land routes that facilitate trade with its neighbors
Nigeria
Nigeria, officially the Federal Republic of Nigeria, is a country in West Africa. It is situated between the Sahel to the north and the Gulf of Guinea in the Atlantic Ocean to the south. It covers an area of . With Demographics of Nigeria, ...
,
Niger
Niger, officially the Republic of the Niger, is a landlocked country in West Africa. It is a unitary state Geography of Niger#Political geography, bordered by Libya to the Libya–Niger border, north-east, Chad to the Chad–Niger border, east ...
,
Burkina Faso
Burkina Faso is a landlocked country in West Africa, bordered by Mali to the northwest, Niger to the northeast, Benin to the southeast, Togo and Ghana to the south, and Ivory Coast to the southwest. It covers an area of 274,223 km2 (105,87 ...
and
Togo
Togo, officially the Togolese Republic, is a country in West Africa. It is bordered by Ghana to Ghana–Togo border, the west, Benin to Benin–Togo border, the east and Burkina Faso to Burkina Faso–Togo border, the north. It is one of the le ...
.
Coastal erosion
Coastal erosion is the loss or displacement of land, or the long-term removal of sediment and rocks along the coastline due to the action of Wind wave, waves, Ocean current, currents, tides, wind-driven water, waterborne ice, or other impacts ...
has been noted for several decades. It worsened in 1961 following construction of the
Nangbeto Dam and deep-water port of Cotonou. A pilot project funded by the
United Nations Environment Program
The United Nations Environment Programme (UNEP) is responsible for coordinating responses to environmental issues within the United Nations system. It was established by Maurice Strong, its first director, after the United Nations Conference on ...
(UNEP) revealed that in 40 years, the coast to the east of Cotonou had retreated by 400 meters. This erosion has led many people to leave their homes along the coast.
Climate
Under
Köppen's climate classification, Cotonou features a
tropical wet and dry climate, alternating with two rainy seasons (April–July and September–October, totalling of rain per year) and two dry seasons. In December and January, the city is affected by
harmattan
The Harmattan is a season in West Africa that occurs between the end of November and the middle of March. It is characterized by the dry and dusty northeasterly trade wind, of the same name, which blows from the Sahara over West Africa into th ...
winds. Temperatures are relatively constant throughout the year, with the average high temperatures hovering around , and average low temperatures at around .
Demographics
*1979: 320,348 (census count)
*1992: 536,827 (census count)
*2002: 665,100 (census count)
*2013: 679,012 (census count)
French is the official language of Benin. Other languages spoken in Cotonou include
Fon,
Aja and
Yoruba.
Transport
The Autonomous Port of Cotonou is one of the largest in West Africa. The city is connected to
Parakou in the north by the Benin-Niger railway.
Cotonou International Airport provides service to the capitals of the region and to France, as well as the major cities of Benin: Parakou,
Kandi,
Natitingou,
Djougou
Djougou is the largest city in northwestern Benin. It is an important market town. The commune covers an area of 3,966 square kilometres and as of 2002 had a population of 237.040 people.
Djougou is home to a constituent monarchy.
General info ...
, and
Savé. There are road connections to neighboring countries: Nigeria, Burkina Faso, Niger, and
Togo
Togo, officially the Togolese Republic, is a country in West Africa. It is bordered by Ghana to Ghana–Togo border, the west, Benin to Benin–Togo border, the east and Burkina Faso to Burkina Faso–Togo border, the north. It is one of the le ...
. A prevalent mode of transport in the city is the motorcycle-taxi, known locally as
zémidjan.
In 2015 a suburban passenger railway line was being developed between Cotonou and
Pahou.
Economy

Important manufactured goods include
palm oil
Palm oil is an edible vegetable oil derived from the mesocarp (reddish pulp) of the fruit of oil palms. The oil is used in food manufacturing, in beauty products, and as biofuel. Palm oil accounted for about 36% of global oils produced from o ...
,
brewing
Brewing is the production of beer by steeping a starch source (commonly cereal grains, the most popular of which is barley) in water and #Fermenting, fermenting the resulting sweet liquid with Yeast#Beer, yeast. It may be done in a brewery ...
,
textiles
Textile is an Hyponymy and hypernymy, umbrella term that includes various Fiber, fiber-based materials, including fibers, yarns, Staple (textiles)#Filament fiber, filaments, Thread (yarn), threads, and different types of #Fabric, fabric. ...
, and
cement
A cement is a binder, a chemical substance used for construction that sets, hardens, and adheres to other materials to bind them together. Cement is seldom used on its own, but rather to bind sand and gravel ( aggregate) together. Cement mi ...
.
Motor vehicles
A motor vehicle, also known as a motorized vehicle, automotive vehicle, automobile, or road vehicle, is a self-propelled land vehicle, commonly wheeled, that does not operate on rails (such as trains or trams), does not fly (such as airplanes ...
and
bicycle
A bicycle, also called a pedal cycle, bike, push-bike or cycle, is a human-powered transport, human-powered or motorized bicycle, motor-assisted, bicycle pedal, pedal-driven, single-track vehicle, with two bicycle wheel, wheels attached to a ...
s are assembled, and there are
sawmill
A sawmill (saw mill, saw-mill) or lumber mill is a facility where logging, logs are cut into lumber. Modern sawmills use a motorized saw to cut logs lengthwise to make long pieces, and crosswise to length depending on standard or custom sizes ...
s in the city.
Petroleum
Petroleum, also known as crude oil or simply oil, is a naturally occurring, yellowish-black liquid chemical mixture found in geological formations, consisting mainly of hydrocarbons. The term ''petroleum'' refers both to naturally occurring un ...
products,
bauxite
Bauxite () is a sedimentary rock with a relatively high aluminium content. It is the world's main source of aluminium and gallium. Bauxite consists mostly of the aluminium minerals gibbsite (), boehmite (γ-AlO(OH)), and diaspore (α-AlO(OH) ...
, and
iron
Iron is a chemical element; it has symbol Fe () and atomic number 26. It is a metal that belongs to the first transition series and group 8 of the periodic table. It is, by mass, the most common element on Earth, forming much of Earth's o ...
are major exports. There are offshore platforms drilling for
oil
An oil is any nonpolar chemical substance that is composed primarily of hydrocarbons and is hydrophobic (does not mix with water) and lipophilic (mixes with other oils). Oils are usually flammable and surface active. Most oils are unsaturate ...
. The city is a centre for the automotive trade, with European brands being sold from vast open-air parking lots. In the past, Citroën assembled cars (for instance, the
Citroën 2CV and
Ami 8) locally.
By 2012,
piracy in the Gulf of Guinea had significantly decreased trade at the port of Cotonou.
In the area is a
textile
Textile is an Hyponymy and hypernymy, umbrella term that includes various Fiber, fiber-based materials, including fibers, yarns, Staple (textiles)#Filament fiber, filaments, Thread (yarn), threads, and different types of #Fabric, fabric. ...
of African prints mainly handled by Indian wholesalers and retailers.
Places of worship
File: Cathédrale Notre-Dame-de-Miséricorde de Cotonou.jpg , Cotonou Cathedral (Catholic Church
The Catholic Church (), also known as the Roman Catholic Church, is the List of Christian denominations by number of members, largest Christian church, with 1.27 to 1.41 billion baptized Catholics Catholic Church by country, worldwid ...
)
File: Église des Assemblées de Dieu – Temple Salem de Cotonou.jpg, Temple Salem de Cotonou (Assemblies of God
The World Assemblies of God Fellowship (WAGF), commonly known as the Assemblies of God (AG), is a global cooperative body or communion of over 170 Pentecostal denominations that was established on August 15, 1989. The WAGF was created to provi ...
)
File: Side view Central Mosque of Cotonou Jonquet in Benin.jpg , Mosquée centrale de Cotonou (Islam
Islam is an Abrahamic religions, Abrahamic monotheistic religion based on the Quran, and the teachings of Muhammad. Adherents of Islam are called Muslims, who are estimated to number Islam by country, 2 billion worldwide and are the world ...
)
Among the
places of worship
A place of worship is a specially designed structure or space where individuals or a group of people such as a congregation come to perform acts of devotion, veneration, or religious study. A building constructed or used for this purpose is so ...
,
Christian
A Christian () is a person who follows or adheres to Christianity, a Monotheism, monotheistic Abrahamic religion based on the life and teachings of Jesus in Christianity, Jesus Christ. Christians form the largest religious community in the wo ...
churches are predominant:
Roman Catholic Archdiocese of Cotonou (
Catholic Church
The Catholic Church (), also known as the Roman Catholic Church, is the List of Christian denominations by number of members, largest Christian church, with 1.27 to 1.41 billion baptized Catholics Catholic Church by country, worldwid ...
),
Protestant Methodist Church in Benin (
World Methodist Council
The World Methodist Council (WMC), founded in 1881, is a consultative body that represents churches within Methodism and facilitates cooperation among its member denominations. It comprises 80 denominations in 138 countries which together repres ...
),
Union of Baptist Churches of Benin (
Baptist World Alliance
The Baptist World Alliance (BWA) is an international communion of Baptists, with an estimated 51 million people from 266 member bodies in 134 countries and territories as of 2024. A voluntary association of Baptist churches, the BWA accounts f ...
),
Living Faith Church Worldwide
Living Faith Church Worldwide (also known as Winners' Chapel) is an international Evangelical charismatic Christian denomination. The headquarters is located in Ota, Ogun State, Nigeria. The organization has since become a global network of chur ...
,
Redeemed Christian Church of God
The Redeemed Christian Church of God (RCCG) is a holiness pentecostal megachurch and denomination headquartered in Ebute Metta, Lagos, Nigeria. With presence in 197 countries and territories of the world and more than 5 million members in Nigeri ...
,
Assemblies of God
The World Assemblies of God Fellowship (WAGF), commonly known as the Assemblies of God (AG), is a global cooperative body or communion of over 170 Pentecostal denominations that was established on August 15, 1989. The WAGF was created to provi ...
. There are also
Muslim
Muslims () are people who adhere to Islam, a Monotheism, monotheistic religion belonging to the Abrahamic religions, Abrahamic tradition. They consider the Quran, the foundational religious text of Islam, to be the verbatim word of the God ...
mosques.
Education
The city has a campus of the:
*
University of Science and Technology of Benin (Université des sciences et technologies du Bénin)
* African University of Technology and Management (Université africaine de technologie et de management).
Cotonou is a home to African University Institute Foundation (AUi Foundation) one of the biggest educational philanthropic foundations in Africa.
It also hosts some of the most prestigious private universities in Africa which includes:
* African University of Benin(AUB)
* Ecole Superieure de Gestion de Technologie (ESGT UNIVERSITY BENIN)
* Ecole Supérieure D’Administration, D’Economie, De Journalisme Et Des Métiers De L’Audiovisuel (ESAE UNIVERSITY BENIN)
* Institut Superieur de Communication d’Organisation et de Management
*
Iscom University Benin
Media
The
Office de Radiodiffusion et Télévision du Bénin (ORTB) — the national television and radio operator — is based in Cotonou.
Sister cities and twin towns
*
Atlanta
Atlanta ( ) is the List of capitals in the United States, capital and List of municipalities in Georgia (U.S. state), most populous city in the U.S. state of Georgia (U.S. state), Georgia. It is the county seat, seat of Fulton County, Georg ...
, United States
*
Salvador da Bahia
Salvador, meaning "salvation" (or "saviour") in Catalan, Spanish, and Portuguese may refer to:
* Salvador (name)
Arts, entertainment, and media Music
*Salvador (band), a Christian band that plays both English and Spanish music
** ''Salvador'' ( ...
, Brazil
*
Taipei City
, nickname = The City of Azaleas
, image_map =
, map_caption =
, pushpin_map = Taiwan#Asia#Pacific Ocean#Earth
, coordinates =
, subdivision_type = Countr ...
, Taiwan, since 1967
See also
*
Timeline of Cotonou
*
Cotonou Agreement
The Cotonou Agreement (French: ''Accord de Cotonou'') is a treaty between the European Union (EU) and the African, Caribbean and Pacific Group of States ("ACP countries"). It was signed in June 2000 in Cotonou, Benin's largest city, by 78 ACP c ...
*
List of deep water ports
*
Railway stations in Benin
References
External links
Cotonou Internet Portal
{{Authority control
Communes of Benin
Port cities in Africa
Populated places established in 1830