The 9th arrondissement of Paris () is one of the twenty arrondissements of the capital city of France. In spoken French, it is referred to as (; 'ninth').
The arrondissement, called Opéra, is located on the right bank of the River Seine. It contains many places of cultural, historical and architectural interest, including the (home to the Paris Opera), on the Place de l'Opéra, together with the InterContinental Paris Le Grand Hotel's Café de la Paix, as well as Boulevard Haussmann, with the Galeries Lafayette and Printemps, two large department stores, in addition to the newspaper. It hosts two historic churches, noted for their classical architecture, art and decoration: Saint-Louis-d'Antin (18th c.) and Notre-Dame-de-Lorette (19th c.).
The arrondissement also contains a number of theatres and music venues including the Olympia, Folies Bergère, Théâtre Mogador, Théâtre Édouard VII and Théâtre de Paris. Along with the 2nd and 8th arrondissements, it hosts one of the business centres of Paris, located around the .
In 2019, the 9th arrondissement had a population of 60,026.
Geography
The land area of this arrondissement is .
Quarters
thumb|250px|The quarters of the 9th arrondissement
- Quartier Saint-Georges (33)
- Quartier Chaussée-d'Antin (34)
- Quartier Faubourg-Montmartre (35)
- Quartier Rochechouart (36)
Main streets and squares
thumb|right|250px|Map of the 9th arrondissement
- Place de l'Opéra
- Boulevard des Capucines (partial)
- Boulevard des Italiens (partial)
- Rue Bleue
- Rue des Martyrs (partial)
- Boulevard Haussmann (partial)
- Rue de la Chaussée-d'Antin
- Passage du Havre
- Square Montholon
- Boulevard de Clichy (partial)
- Rue La Fayette (partial)
- Rue de Provence (partial)
- Rue Saint-Lazare (partial)
- Place de Clichy (partial)
- Rue de la Victoire
- Rue de Caumartin
- Rue Laffitte
- Place Pigalle
Places of interest
<gallery>
File:Opéra Garnier @ Terrasse panoramique @ Le Printemps Haussmann @ Paris (34187014432).jpg|Opéra Garnier seen from the Printemps Haussmann
File:ParisMairie9ème.JPG|Mairie du IX<sup>e</sup> arrondissement
File:Galeries Lafayette inside.JPG|Galeries Lafayette flagship store
File:Eglise Notre-Dame-de-Lorette, Paris 11 July 2014 013.jpg|Notre-Dame-de-Lorette historic church
File:Place Saint-Georges, Paris 23 April 2017.jpg|Place Saint-Georges
File:63 Rue Caumartin, Paris (01).jpg|Saint-Louis-d'Antin historic church
</gallery>
300px|thumb|right|Public transport in the arrondissement
- Bibliothèque-Musée de l'Opéra National de Paris
- Folies Bergère at 32, Rue Richer
- Fondation Dosne-Thiers
- Hôtel Drouot, auction house
- Opera Garnier ("Paris Opera")
- Galeries Lafayette (flagship store) at 40, Boulevard Haussmann
- Paris Olympia
- Printemps department store (flagship store)
- Maison Souquet, hotel
- Musée de la Franc-Maçonnerie
- Musée Grévin
- Musée Gustave Moreau at 14, Rue de la Rochefoucauld
- Musée du Parfum
- Musée de la Vie Romantique
- Notre-Dame-de-Lorette, Paris
- Parts of Pigalle area
- Saint-Louis-d'Antin historic church (18th c.)
- Takashimaya Paris
Wikimedia France has its offices in the arrondissement, at 28 Rue de Londres.
Economy
thumb|[[Groupe Danone head office]]
Groupe Danone has its head office in the 17 Boulevard Haussmann building in the 9th arrondissement. Danone moved there in 2002.
BNP Paribas has its head office in the arrondissement. Crédit Industriel et Commercial. Kroll Inc. also has an office in this arrondissement.
DotEmu has its head office in the 9th arrondissement.
Gameloft has its registered office and head office in the 9th arrondissement. It is on the fifth floor of 14 rue Auber.
Until June 1995, the head office of Société Générale was located in this arrondissement. On that month the head office moved to the Société Générale Towers. The former head office remains as the company's registered office.
Google Paris has its offices within the arrondissement.
The fashion School MOD'SPE Paris is also located in the arrondissement.
Demographics
The peak population of the 9th arrondissement occurred in 1901, when it had 124,011 inhabitants. Since then, the arrondissement has widely attracted business activity. As a result, the population was in 1999 only 55,838 inhabitants, while it held 111,939 jobs.
Historical population
{| class="wikitable"
! Year<br />(of French censuses)
! Population
! Density<br />(inh. per km<sup>2</sup>)
|-
| 1872
| 103,767
| 47,600
|-
| 1901
| 124,011
| 56,912
|-
| 1954
| 102,287
| 46,921
|-
| 1962
| 94,094
| 43,182
|-
| 1968
| 84,969
| 38,994
|-
| 1975
| 70,270
| 32,249
|-
| 1982
| 64,134
| 29,433
|-
| 1990
| 58,019
| 26,626
|-
| 1999
| 55,838
| 25,626
|-
| 2009
| 60,275
| 27,649
|}
