() is a
department of France located in the
Grand Paris metropolis
A metropolis () is a large city or conurbation which is a significant economic, political, and cultural area for a country or region, and an important hub for regional or international connections, commerce, and communications.
A big city b ...
in the
region
In geography, regions, otherwise referred to as areas, zones, lands or territories, are portions of the Earth's surface that are broadly divided by physical characteristics (physical geography), human impact characteristics (human geography), and ...
. In French, it is often referred to colloquially as ' or ' ("ninety-three" or "nine three"), after its official administrative number, 93. Its
prefecture
A prefecture (from the Latin word, "''praefectura"'') is an administrative jurisdiction traditionally governed by an appointed prefect. This can be a regional or local government subdivision in various countries, or a subdivision in certain inter ...
is
Bobigny.
In 2019, it had a population of 1,644,903 across
39 communes.
[Populations légales 2019: 93 Seine-Saint-Denis]
INSEE In French, the learned but rarely used demonym for the inhabitants of Seine-Saint-Denis is ; more common is .
Geography
The department is surrounded by the departments of
Hauts-de-Seine,
Val-de-Marne,
Paris
Paris () is the Capital city, capital and List of communes in France with over 20,000 inhabitants, largest city of France. With an estimated population of 2,048,472 residents in January 2025 in an area of more than , Paris is the List of ci ...
,
Val-d'Oise, and
Seine-et-Marne
Seine-et-Marne () is a department in the Île-de-France region in Northern France. Named after the rivers Seine and Marne, it is the region's largest department with an area of 5,915 square kilometres (2,284 square miles); it roughly covers its ...
. It is thus one of only five French departments surrounded entirely by other departments of the same region.
is located to the northeast of
Paris
Paris () is the Capital city, capital and List of communes in France with over 20,000 inhabitants, largest city of France. With an estimated population of 2,048,472 residents in January 2025 in an area of more than , Paris is the List of ci ...
. It has a surface area of only 236 km
2 (91 sq mi), making it one of the smallest departments in France. Seine-Saint-Denis and two other small departments, and , form a ring around
Paris
Paris () is the Capital city, capital and List of communes in France with over 20,000 inhabitants, largest city of France. With an estimated population of 2,048,472 residents in January 2025 in an area of more than , Paris is the List of ci ...
, known as the ("little crown"). Since 1 January 2016, together with
Paris
Paris () is the Capital city, capital and List of communes in France with over 20,000 inhabitants, largest city of France. With an estimated population of 2,048,472 residents in January 2025 in an area of more than , Paris is the List of ci ...
, they have formed the area of
Greater Paris (Grand Paris).
Principal towns
The most populous commune is
Saint-Denis; the prefecture
Bobigny is the eleventh-most populous. As of 2019, there are 5 communes with more than 70,000 inhabitants:
[
]
Administration
is made up of three departmental and 40 communes:
History
was created in January 1968, through the implementation of a law passed in July 1964. It was formed from the part of the (hitherto larger) Seine department to the north and north-east of the Paris ring road (and the line of the old city walls), together with a small slice taken from .
has a history as a left-wing
Left-wing politics describes the range of Ideology#Political ideologies, political ideologies that support and seek to achieve social equality and egalitarianism, often in opposition to social hierarchy either as a whole or of certain social ...
stronghold, belonging to the (red belt) of Paris
Paris () is the Capital city, capital and List of communes in France with over 20,000 inhabitants, largest city of France. With an estimated population of 2,048,472 residents in January 2025 in an area of more than , Paris is the List of ci ...
. The French Communist Party has maintained a continued strong presence in the department, and still controls the city councils in cities such as , and . Until 2008, and were the only departments where the Communist Party had a majority in the general councils but the 2008 cantonal elections saw the socialists become the strongest group at the general council (while the Communist Party gained a majority in and lost it in 2015).
A commune of , , was the scene of the death of two youths which sparked the nationwide riots of autumn 2005. In October and November, 9,000 cars were burned and 3,000 rioters were arrested.
In 2018, the department had the highest crime rate in metropolitan France. In 2017, the area was the location of 18% of all drug offences in metropolitan France.
Demographics
is the French department with the highest proportion of immigrants: 21.7% at the 1999 census (see table below). An immigrant according to INSEE is anyone born non-French within or outside France and as such, this figure does not include people born French but with a migrant background or from overseas France
Overseas France (, also ) consists of 13 France, French territories outside Europe, mostly the remnants of the French colonial empire that remained a part of the French state under various statuses after decolonisation. Most are part of the E ...
. The ratio of ethnic minorities is difficult to estimate accurately as French law prohibits the collection of ethnic data for census taking purposes.
In 2018, the poverty rate was twice the national average at 28%, the unemployment rate was 3% above the national average, at 12.7%. In 2018, it was estimated that 8–20% of the population in the department were illegal immigrants.
Population development since 1881:
Education
An education study confirmed falling levels of literacy in the area, where the percentage of pupils who had 25 errors or more increased from 5.4% in 1987 to 19.8% in 2015.
Place of birth of residents
Politics
The president of the Departmental Council is Stéphane Troussel, first elected in 2012.
Presidential elections 2nd round
Current National Assembly Representatives
Tourism
File:Louis XVI et Marie-Antoinette.jpg, Memorial to King Louis XVI
Louis XVI (Louis-Auguste; ; 23 August 1754 – 21 January 1793) was the last king of France before the fall of the monarchy during the French Revolution. The son of Louis, Dauphin of France (1729–1765), Louis, Dauphin of France (son and heir- ...
and Queen Marie Antoinette
Marie Antoinette (; ; Maria Antonia Josefa Johanna; 2 November 1755 – 16 October 1793) was the last List of French royal consorts, queen of France before the French Revolution and the establishment of the French First Republic. She was the ...
in Basilica of St Denis
File:Musée de l'Air et de l'Espace.jpg, Aerospace Museum in
File:Finale Coupe de France 2010-2011 (Lille LOSC vs Paris SG PSG).jpg,
File:Sevran - Canal de l Ourcq 4.jpg,
References
Further reading
*
*
*
External links
Seine-Saint-Denis Departmental Council
Prefecture website
Seine-Saint-Denis Tourist Board
{{Authority control
1968 establishments in France
Departments of Île-de-France
Venues of the 2024 Summer Olympics
Olympic swimming venues
Olympic diving venues
States and territories established in 1968