Alpes-Maritimes
Alpes-Maritimes is a French department on the southeastern Mediterranean coast and along the Italian border, encompassing much of the French Riviera and part of the Maritime Alps.
Last updated August 22, 2026
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Overview
Alpes-Maritimes is an administrative department of France in the Provence-Alpes-Côte d'Azur region. It occupies the country's southeastern corner, bounded by the Mediterranean Sea to the south, the Var and Alpes-de-Haute-Provence departments to the west and north-west, Italy to the east and north, and the Principality of Monaco, which it surrounds on three sides. Nice is the departmental prefecture and largest city; Grasse is the sole subprefecture. The department had 1,128,418 inhabitants in 2023. The territory combines two strongly contrasting environments. Its coastal and near-coastal belt forms part of the French Riviera, with a dense urban corridor extending broadly from Cannes through Nice to Menton. This area includes internationally recognized destinations such as Nice, Cannes, Antibes, Menton, Èze and Roquebrune-Cap-Martin. Inland, the landscape rises rapidly into the Maritime Alps and the Mercantour area, producing extensive rural zones, mountain valleys, protected landscapes and winter resorts. Valberg, Auron and Isola 2000 are among the best-known alpine resorts. The department's highest summit is Cime du Gélas, at 3,143 metres on the Franco-Italian border. Tourism is central to the territory's public profile and economy, supported by Mediterranean beaches, historic towns, cultural institutions, perfumery in and around Grasse, business activity at Sophia Antipolis, and mountain recreation. The climate varies substantially: the coast generally has mild Mediterranean conditions, while the interior has a mountain climate with colder winters and more reliable snow. The area is notably sunny but also experiences severe autumn and seasonal storms because of the contrast between warm Mediterranean waters and mountainous terrain. The modern department was established during the French Revolutionary period, though its borders have changed considerably. The County of Nice and part of the Var department were incorporated into France in 1860 following the Treaty of Turin and a plebiscite. Tende and La Brigue joined the department after the Second World War under the 1947 Treaty of Paris. Since the 1926 merger of the Puget-Théniers arrondissement into Nice, the department has consisted of the Nice and Grasse arrondissements. Alpes-Maritimes is governed by a departmental council responsible for areas including social services, roads, schools, disability services, elder-care facilities, environmental programs and territorial development. Its political history has generally been associated with the right, although voting patterns vary by locality and election. The department has also experienced historic corruption cases involving local political figures, particularly in Nice and other major municipalities. Today, its institutional identity is closely tied to the combination of Riviera tourism, metropolitan Nice, innovation activity at Sophia Antipolis, cross-border relations, and the environmental and infrastructure challenges of a densely settled coast adjoining a mountainous hinterland.
History
The territory of Alpes-Maritimes has ancient links to the Roman administrative system. Augustus established the military district of Alpes Maritimae in 14 BC. It later became a Roman province during the first century AD, with its principal center initially at Cemenelum, now the Cimiez district of Nice, and later at Embrun. At its greatest extent, the province reached well beyond the modern department toward Digne and Briançon. A department named Alpes-Maritimes was first created during the French Revolutionary Wars in 1793, but its boundaries differed from those of the present-day department. It included Nice and Monaco, then known as Port Hercules, while Grasse remained within the Var department. During the Napoleonic period the department expanded eastward: in 1805, San Remo and surrounding territories were incorporated after the dissolution of the Ligurian Republic. In 1812 it contained the arrondissements of Nice, Sanremo and Puget-Théniers, covering territory that now lies in France, Monaco and the Italian province of Imperia. After Napoleon's defeat, the territory was returned to the House of Savoy by the Congress of Vienna in 1814. A decisive change came in 1860, when the Kingdom of Piedmont-Sardinia agreed to transfer Savoy and the County of Nice to France in return for French support for Italian unification. The Treaty of Turin formalized the arrangement, and a plebiscite held in April 1860 produced an overwhelming vote for attachment to France. The resulting department combined the former County of Nice with the arrondissement of Grasse, transferred from Var. Tende and La Brigue, however, remained under Piedmont-Sardinian control. Administrative consolidation continued in the twentieth century. For economic and administrative reasons, the Puget-Théniers arrondissement was merged into the Nice arrondissement in 1926, leaving the two-arrondissement structure of Nice and Grasse. After the Second World War, the 1947 Treaty of Paris and a favorable local referendum enabled Tende and La Brigue, together with certain associated high-valley territories, to join France and become part of Alpes-Maritimes. In the postwar period the department developed into one of Europe's most prominent coastal tourism destinations. Nice, Cannes, Antibes, Menton and neighboring Riviera communities attracted international visitors, while Grasse maintained its reputation as a center of perfumery. The department also developed a major technology and research cluster at Sophia Antipolis and retained a substantial mountain economy based on agriculture, protected landscapes and skiing. Rapid coastal urbanization created a nearly continuous metropolitan corridor, while the northern interior remained much more rural. The department's contemporary administration covers social action, education-related facilities, roads, disability and elder-care provision, environmental management and territorial investment. Its politics have generally leaned to the right since the Second World War, although national and local election results have differed over time. Historic corruption scandals involving several municipal leaders in the 1980s and 1990s affected the department's political reputation, while later public policy has focused on infrastructure, social facilities, sustainable development, climate resilience and balancing the pressures of coastal density with the protection of mountain and Mediterranean environments.
- 2017
Charles-Ange Ginésy becomes council president
[1]Charles-Ange Ginésy succeeded Éric Ciotti as president of the Departmental Council.
- 1947
Tende and La Brigue join France
[1]The Treaty of Paris and a favorable referendum transferred Tende, La Brigue and related high-valley territories to Alpes-Maritimes.
- 1926
Puget-Théniers arrondissement merged
[1]The Puget-Théniers arrondissement was merged into the arrondissement of Nice, producing the department's modern two-arrondissement structure.
- 1860
Annexation to France
[1]The County of Nice and part of Var were incorporated into France following the Treaty of Turin and a plebiscite.
- 1814
Return to the Kingdom of Sardinia
[1]The Congress of Vienna restored the territory to the Crown of Savoy after the Napoleonic Wars.
- 1805
Expansion into Ligurian territory
[1]San Remo and associated territory were added during the Napoleonic period following the dissolution of the Ligurian Republic.
- 1793
First French department created
[1]A revolutionary French department named Alpes-Maritimes was established with boundaries different from those of the modern department.
Creation of Alpes Maritimae
[1]Augustus established the Roman military district of Alpes Maritimae, the ancient administrative predecessor associated with the region.
Products and positioning
A public territorial institution representing a high-profile French Riviera and Alpine department, positioned around quality of life, tourism, metropolitan services, innovation, mountain development and environmental stewardship.
Public administration
Departmental public services
The department provides territorial public services within the French administrative system. Its responsibilities include social action, support for older people and people with disabilities, departmental roads, educational facilities, public buildings and elements of local economic and environmental policy.
Tourism and destination management
French Riviera tourism destination
Alpes-Maritimes contains much of the French Riviera, including Nice, Cannes, Antibes, Menton and numerous coastal and inland destinations. Its tourism proposition combines Mediterranean beaches, heritage, cultural events, gastronomy, perfumery, sunshine and access to alpine landscapes.
Mountain tourism · 1936
Alpine resorts and mountain territory
The northern part of the department supports mountain tourism and outdoor recreation. Valberg, Auron and Isola 2000 are major resorts, while the Mercantour and Maritime Alps provide hiking, winter sports, high-altitude scenery and protected natural environments.
Technology and research ecosystem
Sophia Antipolis innovation cluster
Sophia Antipolis is a major technology, science and business cluster in the department. Departmental development plans have supported related infrastructure and public facilities, connecting the territory's tourism identity with research, information technology and innovation.
Controversies
1990
Historic municipal corruption cases
During the 1980s and 1990s, several politicians in Alpes-Maritimes faced corruption-related investigations and convictions. The cases included Nice mayor Jacques Médecin, Cannes mayor Michel Mouillot and Antibes mayor Pierre Merli, whose legal proceedings included a real-estate fraud case.
Brand decisions
2017
Change in departmental council presidencyOtherBackground
Éric Ciotti had led the Departmental Council before moving out of the presidency while remaining a councillor and majority figure.
Action taken
Charles-Ange Ginésy took over as president of the Departmental Council.
Aftermath
The department continued under a strongly right-aligned council majority.
1860
Transfer of the County of Nice to FranceStrategyBackground
The Kingdom of Piedmont-Sardinia negotiated French support for Italian unification while seeking the transfer of Savoy and the County of Nice.
Action taken
The Treaty of Turin provided for the transfer, which was confirmed by an April 1860 plebiscite with an overwhelming majority in favor of attachment to France.
Aftermath
The modern French department was reorganized around the former County of Nice and part of Var, although Tende and La Brigue remained outside France until 1947.
Sources2 sources
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