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View over Paris, at dusk, from the Maine-Montparnasse tower, equirectilinear projection version

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Paris

Paris is the capital city of France. A river runs through the middle. It has a tall iron tower and giant museums.

Paris is the capital of France. It grew from an island in the Seine River into a city of about 2.1 million people (2023), with the Eiffel Tower, Notre-Dame, the Louvre and a subway that has run since 1900.

Paris, capital of France, grew from the Île de la Cité in the Seine, where people lived by about 7600 BCE. Rebuilt with wide boulevards in the 1850s and 1860s, the 105 km² city held about 2.1 million people in 2023, at the heart of a Greater Paris of more than 10 million.

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Photo: Benh LIEU SONG, CC BY-SA 4.0, via Wikimedia Commons

Discover Paris

Paris is the capital city of France.

A river called the Seine flows through the middle. Paris has a tall iron tower, old churches and huge museums. More than two million people live there.

Paris is the capital of France, in the north-central part of the country. It began on an island in the Seine River and spread far across both banks. About 2.1 million people lived in the city in 2023, and in the early 2000s more than 10 million lived in Greater Paris, the city and the towns around it.

For so many people, the city itself is small: no corner is more than about 10 kilometers from the square in front of Notre-Dame. It is divided into 20 districts called arrondissements. Its nickname, the City of Light, dates from the Enlightenment, an age of new ideas.

Paris stands on the Seine about 375 km upstream from the river's mouth on the English Channel, in the middle of the farming region called the Paris Basin. People were living on the site by about 7600 BCE. The city has spread out from the Île de la Cité, an island in the river, far beyond both banks.

The city proper covers only 105 km², and Britannica notes that no corner is farther than about 10 km from the square in front of Notre-Dame; the metropolitan area covers about 2,300 km². The city's official reference population for 2023 was 2,103,778. It is one of the eight départements of the Île-de-France region and is divided into 20 arrondissements, numbered outward from the center in a spiral like a snail's shell, each with its own mayor and town hall.

Country
France (capital)
People in the city (2023)
about 2.1 million
Area of the city
105 km²
Districts
20 arrondissements
View over Paris, at dusk, from the Maine-Montparnasse tower, equirectilinear projection version
Photo: Benh LIEU SONG, CC BY-SA 4.0, via Wikimedia Commons

Famous places

Paris has many famous places.

The Eiffel Tower is made of iron. Notre-Dame is a very old cathedral on an island. The Louvre is a giant art museum with a glass pyramid. The Arc de Triomphe is a huge stone arch.

The Eiffel Tower was built from iron for the World's Fair of 1889, and with its antennas it is now 330 meters tall. Notre-Dame, a cathedral begun in 1163, stands on the island in the Seine. In 2019 a fire destroyed its roof and spire; it reopened on December 8, 2024.

The Louvre began as a fortress in 1190 and became a museum in 1793. Today visitors walk in through a glass pyramid, and 9 million came in 2025. The Arc de Triomphe took 30 years to build and opened in 1836. Across the river, the Musée d'Orsay fills an old railway station.

UNESCO listed the riverbanks as "Paris, Banks of the Seine" in 1991: from the Louvre to the Eiffel Tower and from the Place de la Concorde to the Grand and Petit Palais, the city's history can be read from the river. UNESCO calls Notre-Dame and the Sainte-Chapelle architectural masterpieces.

The Louvre was built as a fortress in 1190 under Philippe Auguste, became a royal residence in 1364 and opened as a museum in 1793; the Pyramid project of 1981 to 1989 gave it its 21 m glass entrance. Notre-Dame's foundation stone was laid in 1163; the fire of April 15, 2019 destroyed much of its roof and its 19th-century spire, and it reopened on December 8, 2024. The Arc de Triomphe, planned by the architects Jean-François Chalgrin and Jean-Arnaud Raymond, was inaugurated on July 29, 1836 after 30 years of work. The Musée d'Orsay, opened in 1986, occupies Victor Laloux's railway station and hotel, built for the 1900 World's Fair, and shows art made mainly in France between 1848 and 1914.

Eiffel Tower
330 m tall (2022), finished 1889
Notre-Dame
begun 1163, reopened December 8, 2024
Louvre
a museum since 1793; 9 million visitors in 2025
Arc de Triomphe
opened July 29, 1836
Courtyard of the Museum of Louvre, and its pyramid
Photo: Benh LIEU SONG, CC BY 2.5, via Wikimedia Commons

From island town to capital

People have lived in Paris for a very, very long time.

First there was a small town on an island in the river. Slowly the town grew into a huge city. Long ago, kings lived in Paris. Later, workers built wide, straight streets.

People were already living beside the Seine about 9,600 years ago. More than 2,000 years ago, under Roman rule, the island in the river became the main town of a people called the Parisii. By the year 494 the Frankish king Clovis had taken Paris, and later he made it his capital.

Kings built walls, palaces and bridges. In 1789 the French Revolution began here with the storming of the Bastille, a fortress prison. In the 1850s and 1860s, Baron Haussmann cut wide, straight boulevards through crowded old streets and began modern sewers and water pipes. Then came the Eiffel Tower in 1889 and the first Métro line in 1900.

Settlement on the site goes back to about 7600 BCE. In the 1st century BCE, under Roman administration, the Île de la Cité became the capital of the Parisii and their territory; Britannica gives Lutetia as an earlier name of the city. The Frankish king Clovis I had taken Paris by 494 CE and later made it his capital, and under Hugh Capet (ruled 987–996) and the Capetian kings it became the political and cultural center of France. Philip II walled both banks between 1180 and 1225, and the king recognized the University of Paris in 1200.

The French Revolution's great events took place in Paris, beginning with the storming of the Bastille on July 14, 1789. Under Napoleon III (emperor 1852–1870), the prefect Baron Haussmann, whom Britannica calls the creator of modern Paris, drove straight boulevards through the old streets, began the sewer and water systems and added new bridges. World's Fairs brought the Eiffel Tower (1889) and the Grand Palais (1900), and the Métro was built. Occupied in World War II, the city was liberated in August 1944; later "great projects" included the Pompidou Centre, the Orsay Museum and the Louvre's pyramid.

Cathedral Notre Dame de Paris, West view, Paris, France
Photo: Peter Haas, CC BY-SA 3.0, via Wikimedia Commons

Through the years

Getting around Paris

Many people in Paris ride trains under the ground.

This subway is called the Métro. Some old Métro doorways have metal shapes like plants. Buses, trams and boats help people get around too. Fast trains zoom to other cities.

Under the streets runs the Métro, the city's subway, which first opened in 1900. Its trains are fast and come often, and over the years its lines have stretched out into the suburbs. In 1998 a line with no drivers at all opened in the center of Paris. Some of the oldest station entrances, designed by Hector Guimard, are made of cast iron shaped like plants.

Another train network, the RER, races across the city and far out into the suburbs. Buses and trams run on the streets, and boats travel the Seine. High-speed TGV trains link Paris with most of France, and even with London through the Channel Tunnel.

The Métropolitain, first opened in 1900, has been modernized and extended since the early 1970s; Britannica describes it as among the finest underground networks of the world's major cities. A fully automatic line opened in 1998 to serve central Paris. Hector Guimard's cast-iron entrances (1898–1901), in plantlike Art Nouveau forms, are among his best-known works. The Réseau Express Régional (RER) runs cross-city express routes deep into the suburbs, partly joined to the main-line railways, with its hub at Châtelet–Les-Halles.

Better public transport has been part of official campaigns to persuade commuters to leave their cars at home, yet congestion stays widespread; the boulevard périphérique, an expressway, encircles the city. The big railway terminals serve the national network, and TGV high-speed trains run to most of France, to neighboring countries and to London via the Channel Tunnel. Roissy–Charles de Gaulle, to the northeast, is the main international airport; Orly, to the south, serves mainly domestic and charter flights. Barges and pleasure boats use the Seine.

Métro opened
1900
First automatic line
1998
Main airports
Roissy–Charles de Gaulle and Orly

Weather and seasons

Paris is not too hot and not too cold.

Summer days are warm. Winter days are chilly. Sometimes it snows, but not very often. The weather can change quickly, so bring a coat!

Paris lies on a plain fairly close to the sea, and the Gulf Stream, a warm ocean current, gives it a mild influence, so its climate is temperate: usually neither very hot nor very cold. In July the average temperature is about 19 °C, and in January it is about 3 °C.

The weather can change quickly, especially in winter and spring, when the wind can feel sharp and cold. The temperature drops below freezing for about a month each year, and snow falls on about half of those days. Tens of thousands of trees, mostly plane trees, line the streets.

Lying in a plain on the western side of Europe, fairly close to the sea, Paris benefits from the mild influence of the Gulf Stream and has a fairly temperate climate. Britannica gives an annual average of roughly 12 °C, about 19 °C in July and about 3 °C in January. The weather is changeable, above all in winter and spring, when winds can be sharp and cold. Temperatures fall below freezing for about a month a year, and snow falls on roughly half of those days.

The city sits in a hollow carved by the Seine, from 26 m above sea level in the Grenelle area to 130 m on the hill of Montmartre. Forests of beech and oak ring the region and are called the "lungs of Paris" because they help clean the air. Tens of thousands of street trees, mostly plane trees with some chestnuts, line the avenues, and the city has worked to reduce air pollution.

Average in January
about 3 °C
Average in July
about 19 °C
Average for the year
about 12 °C
Eiffel tower at night reflecting in the Seine in Paris, France
Photo: Photo: © Giles Laurent / Illumination: © Pierre Bideau, concepteur Lumière, pour l’éclairage de la tour Eiffel, CC BY-SA 4.0, via Wikimedia Commons

Living in Paris

Many people in Paris were born somewhere else.

Some came from other parts of France. Some came from other countries. Paris has big parks too. One park is on top of an old railway bridge!

In 1850 about 600,000 people lived in Paris. By 1870 there were more than a million, and the city itself reached its peak of about 2.9 million in 1931. Since then many families have moved to the towns around Paris, where homes have more space.

More Parisians were born outside the city than inside it. Most come from other parts of France, and more than one in ten were born in another country, so many shops, restaurants and neighborhoods have a taste of other regions and countries. For green space there are two big parks made from old royal land, the Bois de Boulogne and the Bois de Vincennes, and the Promenade Plantée, a garden walk built on an old railway viaduct.

Paris grew fast with industry: about 600,000 inhabitants in 1850, more than 1,000,000 by 1870. The city proper peaked at about 2,900,000 in 1931 and fell to roughly 2,200,000 by 2012 as rehousing lowered its density and families left for roomier homes in the suburbs; almost half of households consist of one person. Early in the 21st century the city's population began to grow slowly again and to get younger.

Paris-born residents are outnumbered by people born elsewhere. Most are French, but more than one-tenth of the population was born abroad, and many shops, restaurants and neighborhoods carry a regional or international flavor. Under Napoleon III two ancient royal military preserves became the Bois de Boulogne and the Bois de Vincennes; the Promenade Plantée, an elevated parkway on an abandoned rail viaduct (first phase 1994), runs about 4.5 km, and Britannica calls it the world's first elevated park.

Photo of Musée d'Orsay
Photo: Cheng-en Cheng from Taichung City, Taiwan, CC BY-SA 2.0, via Wikimedia Commons

Paris on the map

Find Paris on the globe.

It is in France, in Europe. The Seine River curves through the city. Then the river flows a long way to the sea.

Paris is in north-central France, in Europe, about 375 kilometers up the Seine River from where it meets the English Channel. The river flows for about 13 kilometers through the city, entering in the southeast and leaving in the southwest.

Parisians call the north side of the river the Right Bank and the south side the Left Bank. Two islands sit in the river: the Île de la Cité, with Notre-Dame, and the Île Saint-Louis.

Paris lies at about 48.9° N and 2.3° E, at the center of the Île-de-France region, which is crossed by the Seine, Oise and Marne rivers. The Seine flows about 13 km through the city and through 10 of its 20 arrondissements. It enters at the southeast corner, flows northwest and then curves southwest to leave at the southwest corner.

Because the river's east bank becomes its north bank and then its west bank, Parisians settled on the terms Right Bank (Rive Droite) and Left Bank (Rive Gauche), facing downstream. The Right Bank has traditionally held the heart of economic life, the Left Bank intellectual life, and the Île de la Cité religious and civic authority, though Britannica notes these lines have blurred.

Latitude
about 48.9° north
Longitude
about 2.3° east
The Seine in the city
about 13 km
Distance to the sea along the Seine
about 375 km

Amazing facts

  • Paris has 20 parts, and they are numbered in a spiral.

    Paris's 20 districts, the arrondissements, are numbered from the center outward in a spiral, like the shell of a snail.

    The 20 arrondissements are numbered from the heart of Paris in a spiral like a snail's shell, ending in the east; each has its own mayor and town hall.

  • Some Métro doorways look like iron plants.

    Hector Guimard designed early Métro entrances in cast iron, shaped like plants. They are some of his most famous works.

    Hector Guimard's cast-iron Métro entrances of 1898 to 1901, in plantlike Art Nouveau forms, are his best-known works.

  • A big art museum in Paris used to be a train station.

    The Musée d'Orsay was built as a railway station and hotel for the 1900 World's Fair. It became an art museum in 1986.

    The Gare d'Orsay, designed by Victor Laloux for the 1900 World's Fair, was largely empty by the 1970s; it opened as the Musée d'Orsay in 1986.

  • The Louvre's glass pyramid is made of hundreds of glass pieces.

    The Louvre's pyramid is 21 meters high, and it is made of 603 diamond-shaped and 70 triangular pieces of glass.

    The Louvre Pyramid, built in the 1981–1989 project, is 21 m high and 34 m wide at the base, with 603 diamond-shaped and 70 triangular glass segments.

  • The Arc de Triomphe took 30 years to build.

    The Arc de Triomphe took 30 years to finish and opened in 1836. To reach the top on foot, you climb 284 steps.

    The Arc de Triomphe was inaugurated on July 29, 1836, after 30 years of construction; when its elevator is out of service, visitors climb 284 steps.

Words to know

capital
the city where a country's government meets
arrondissement
one of the 20 numbered districts of Paris
boulevard
a wide city street, often lined with trees
cathedral
a large, important church, the main church of an area
subway
a railway that runs in tunnels under a city; in Paris it is called the Métro
temperate
describes a climate that is usually neither very hot nor very cold
World's Fair
a huge show where countries display new inventions and ideas

Discovery challenge

  1. Which river flows through Paris?

    Which river flows through the middle of Paris?

    Paris grew outward from an island in which river?

    • The Thames
    • The Seine
    • The Danube
    Show the answer

    The Seine

    The Seine! It flows right through Paris.

    The Seine flows about 13 kilometers through Paris, past Notre-Dame, the Louvre and the Eiffel Tower.

    Paris spread from the Île de la Cité in the Seine across both banks; the river crosses 10 of the 20 arrondissements.

  2. Paris is split into how many numbered parts?

    How many arrondissements, or numbered districts, does Paris have?

    How many arrondissements, numbered in a spiral from the center, make up the city of Paris?

    • 5
    • 20
    • 100
    Show the answer

    20

    Twenty! Each part has a number.

    Paris has 20 arrondissements, numbered in a spiral like a snail's shell.

    Twenty arrondissements, each with its own mayor and town hall, spiral out from the center and end in the east.

  3. What was the Musée d'Orsay before it was a museum?

    Before it became the Musée d'Orsay in 1986, what was the building?

    What was Victor Laloux's building, built for the 1900 World's Fair, before it became the Musée d'Orsay?

    • A castle
    • A railway station
    • A farm
    Show the answer

    A railway station

    It was a train station! Now it is full of paintings.

    It was a railway station and hotel, built for the World's Fair of 1900.

    The Gare d'Orsay, a station and hotel, was largely empty by the 1970s and opened as a museum in 1986.

  4. In which year did the first Métro trains run in Paris?

    In which year did the Paris Métro first open?

    In which year did the Métropolitain, the Paris subway, first open?

    • 1800
    • 1900
    • 2000
    Show the answer

    1900

    1900! That is more than 100 years ago.

    The Métro opened in 1900. A line with no drivers opened in 1998.

    The Métro first opened in 1900; a fully automatic line followed in 1998, and the RER now adds express routes to the suburbs.

  5. Which month is warmer in Paris?

    In which month is Paris warmer, on average?

    In which month does Paris average about 19 °C?

    • January
    • July
    Show the answer

    July

    July! Summer in Paris is warm.

    July averages about 19 °C, and January only about 3 °C.

    Britannica gives about 19 °C for July and about 3 °C for January, with an annual mean of roughly 12 °C.

Nearby places

Explore next

For parents & teachers

What children will learn

  • Locate Paris on the Seine in northern France and explain how it grew from an island.
  • Name some of Paris's landmarks and say when and why they were built.
  • Describe how people move around a big city: subway, express trains, buses, trams and boats.
  • Read average temperatures to describe a temperate climate.

Recommended ages: 3 to 17 · About 15 minutes

Talk about it

  • Many famous buildings in Paris stand along the river. Why do you think cities so often grow beside rivers?
  • An old railway station became an art museum. What old building near you could get a new job?
  • Paris has 20 numbered districts. How would you divide your town into parts, and how would you name them?

Try at home or in class

  • Draw the Seine as a curving line on paper, mark its Right Bank and Left Bank, and add Notre-Dame on an island in the middle.
  • Draw a snail-shell spiral and number 20 boxes along it, like the arrondissements of Paris.

Key vocabulary: capital, arrondissement, boulevard, cathedral, subway, temperate, World's Fair

Where these facts come from

  1. Wikidata , Wikimedia Foundation (CC0 1.0)
  2. Natural Earth vector data , Natural Earth (NACIS) (Public domain)
  3. UNESCO World Heritage List , UNESCO World Heritage Centre (Linked as a reference; site facts come from Wikidata)
  4. Paris , Encyclopaedia Britannica
  5. Paris: Climate and city layout , Encyclopaedia Britannica
  6. Paris: Transportation and government , Encyclopaedia Britannica
  7. Paris: People , Encyclopaedia Britannica
  8. Paris: Medieval development to the 18th century , Encyclopaedia Britannica
  9. Paris during and after the French Revolution; Haussmann's Paris; the city of grands projets , Encyclopaedia Britannica
  10. Paris Métro , Encyclopaedia Britannica
  11. Notre-Dame de Paris , Encyclopaedia Britannica
  12. Musée d'Orsay , Encyclopaedia Britannica
  13. The Musée du Louvre at a glance , Musée du Louvre (press office)
  14. History of the Arc de Triomphe , Arc de Triomphe (Centre des monuments nationaux)
  15. The Eiffel Tower facts, height and weight , Société d'Exploitation de la Tour Eiffel (official site)
  16. La tour Eiffel grandit encore pour atteindre 330 mètres ! , Société d'Exploitation de la Tour Eiffel (official site)
  17. Paris, Banks of the Seine , UNESCO World Heritage Centre
  18. Wikimedia Commons , Wikimedia Foundation (Per file (public domain, CC0, CC BY or CC BY-SA); see each media record)

Checked, not yet human-reviewed. Last updated October 27, 2026. Spotted a mistake? Tell us.

Picture credits
  • Photo: Benh LIEU SONG, CC BY-SA 4.0, via Wikimedia Commons · source · license
  • Photo: Benh LIEU SONG, CC BY 2.5, via Wikimedia Commons · source · license
  • Photo: Peter Haas, CC BY-SA 3.0, via Wikimedia Commons · source · license
  • Photo: Photo: © Giles Laurent / Illumination: © Pierre Bideau, concepteur Lumière, pour l’éclairage de la tour Eiffel, CC BY-SA 4.0, via Wikimedia Commons · source · license
  • Photo: Cheng-en Cheng from Taichung City, Taiwan, CC BY-SA 2.0, via Wikimedia Commons · source · license
  • Photo: Benh LIEU SONG, public domain, via Wikimedia Commons · source
  • Photo: ZeusUpsistos, CC BY-SA 4.0, via Wikimedia Commons · source · license