Mayenne
Mayenne is a rural department in northwestern France, located in the Pays de la Loire region and named after the Mayenne River.
Last updated August 26, 2026
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Overview
Mayenne is a landlocked department in northwestern France and one of the administrative departments of the Pays de la Loire region. It is named after the Mayenne River, which runs through the department from north to south, passing through the principal urban centres of Mayenne, Laval and Château-Gontier before joining the Sarthe to form the Maine. Laval, situated near the centre of the department, is the prefecture and largest town. The department was established on 4 March 1790 during the French Revolution, when France was reorganised into departments intended to provide more uniform administration. Its territory was assembled primarily from the western part of the former province of Maine, with additional territory taken from Anjou to the south. The historical division created a department centred on Laval while allocating areas around Château-Gontier and Craon to Mayenne. The boundary with Maine-et-Loire was influenced in part by the southern limit of flax cultivation, an important activity in the region at the time. Mayenne covers approximately 5,175 square kilometres and has a predominantly rural character. Around four-fifths of its land is used for agriculture, while smaller proportions consist of urban areas, forests, heathland and plantations. Livestock farming is particularly important, including cattle, horses and pigs, alongside beekeeping. The department also has arable production, orchards and traditional cider-making. Historically significant resources and industries have included flax, hemp, linen, paper, slate, marble, limestone, building stone, flint, iron, coal and glassmaking sand. Modern economic activity includes dairy production, electronics, chemicals and office-furniture manufacturing, with industrial and science-oriented activity concentrated especially around Laval and Château-Gontier. Geographically, Mayenne is bordered by Orne to the north, Sarthe to the east, Maine-et-Loire to the south, Ille-et-Vilaine to the west and Manche to the northwest. Although it has no coastline, Mont Saint-Michel Bay lies roughly 30 kilometres to the northwest. The landscape ranges from relatively level agricultural country to wooded and hilly terrain. The northern part reaches the Armorican Massif, whose highest point in the department is Mont des Avaloirs at 417 metres. Rivers, ponds, wetlands, peatlands, heath and small deciduous woodlands support substantial biodiversity, including numerous plant species, mammals, birds, amphibians, reptiles and invertebrates. The department is divided administratively into the arrondissements of Mayenne, Laval and Château-Gontier. It is also coterminous with the Roman Catholic Diocese of Laval. Its cultural and visitor attractions include historic towns, rural landscapes, waterways, natural habitats and archaeological sites such as Jublains. During the Second World War, the American 90th Infantry Division was assigned to capture the town of Mayenne in 1944. In the twenty-first century, Mayenne remains an active French local authority territory with a population of approximately 305,468 in 2023.
History
Mayenne was created as a department on 4 March 1790 during the French Revolution. The reform replaced the uneven territorial and administrative structures of the ancien régime with a system of departments intended to be more regular in size and governance. Mayenne was formed largely from the western portion of the former province of Maine. Upper Maine, organised around Le Mans, became Sarthe, while Lower Maine, with Laval as its principal centre, became Mayenne. Territory from Anjou was also incorporated into the southern part of the new department, including the areas around Château-Gontier and Craon. The boundaries were shaped by both political geography and local economic conditions. The division of Maine separated the Laval-centred western area from the Le Mans-centred eastern area, while the reorganisation of Anjou reduced that province to create Maine-et-Loire. Flax cultivation was economically important, and the southern limit of flax production helped influence the boundary between Mayenne and Maine-et-Loire. The department developed around agriculture, river transport, mineral resources and small-scale manufacturing. Cattle breeding, horse and pig farming, beekeeping, orchards and cider production became characteristic activities. Flax, hemp, linen and paper production formed part of the historic industrial economy. Mineral extraction included iron and coal mining, as well as quarrying for slate, marble, limestone, building stone and flint. Deposits of white sand supported glass manufacture. Later industrial development was concentrated particularly around Laval, which became associated with dairy products, electronics, chemicals and science-oriented activity, and around Château-Gontier, which developed office-furniture manufacturing. The department's physical geography is varied despite its predominantly agricultural appearance. The Mayenne River crosses the territory longitudinally and links the towns of Mayenne, Laval and Château-Gontier. In the north, the land rises into the eroded plateau of the Armorican Massif, culminating in Mont des Avaloirs at 417 metres. Elsewhere, valleys, ravines, farmland, heath, peatlands, ponds and small deciduous forests create a mosaic of habitats. These environments support a wide range of flora and fauna, including wetland plants, orchids, carnivorous plants, bats, otters, deer, amphibians, reptiles and numerous bird and invertebrate species. During the Second World War, the town of Mayenne was among the places targeted by advancing Allied forces; the American 90th Infantry Division was tasked with capturing it in 1944. In the post-war period, Mayenne continued as a territorial authority within successive regional structures and is now part of Pays de la Loire. Its administration is organised through the arrondissements of Mayenne, Laval and Château-Gontier, with Laval serving as the prefecture. The department also corresponds to the Roman Catholic Diocese of Laval. Mayenne's contemporary identity combines a rural agricultural base with manufacturing, services, environmental assets and heritage tourism. The department contains historic settlements, river landscapes, wetlands, forests, heathlands and archaeological sites including Jublains. Its population was reported at approximately 305,468 in 2023.
- 2023
Population recorded at approximately 305,468
[1]The department's population was reported as approximately 305,468.
- 2014
Olivier Richefou elected departmental council president
[1]Olivier Richefou became president of the Departmental Council of Mayenne.
- 1944
Capture of the town of Mayenne
[1]The American 90th Infantry Division was assigned to capture the town of Mayenne during the Allied advance in the Second World War.
- 1790
Department established
[1]Mayenne was created on 4 March 1790 during the French Revolution as part of France's new department system.
Products and positioning
A predominantly rural French department combining agricultural production, historic Maine and Anjou heritage, small-scale and modern industry, and diverse inland landscapes.
Agriculture
Agricultural and livestock production
Agriculture occupies most of Mayenne's land area. The department is especially associated with cattle, horses and pigs, while arable farming, beekeeping, fruit growing, flax and hemp production also contribute to the rural economy.
Food and beverages
Cider and orchard products
Mayenne has extensive apple orchards and a longstanding cider-making tradition. Orchard agriculture and cider production form part of the department's distinctive agricultural and culinary profile.
Manufacturing
Industrial and manufactured goods
The department's manufacturing base includes dairy products, office furniture, electronics, chemicals, linen, paper and hemp-related products. These activities reflect both historic material industries and more modern industrial development around Laval and Château-Gontier.
Mining and materials
Mineral and glassmaking materials
Mayenne has historically exploited or quarried iron, coal, slate, marble, limestone, building stone and flint. White sand deposits have also been used in glass manufacture.
Sources2 sources
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