Since · 43 CE

A city dossier

London.

In United Kingdom England

London is the capital of the United Kingdom and one of the world's leading financial and cultural centres, sprawled along the River Thames and home to landmarks like the Tower of London, Buckingham Palace, and the British Museum.

Population
9.5M
Area
1,572 km²
Founded
43 CE
Region
England
Coordinates
51.5074°N · 0.1278°W
04 · About

On the city.

London is the capital of the United Kingdom and one of the world's leading financial and cultural centres, sprawled along the River Thames and home to landmarks like the Tower of London, Buckingham Palace, and the British Museum.

Location, geography & climate

London sits in the England region of United Kingdom, at approximately 51.51°, -0.13°. The metropolitan area covers around 1,572 km² and falls within a cold-temperate climate band, which shapes the city’s seasons, architecture and street life. Local geography — coastline, river basin, hills or plain — typically dictates the layout of historic neighbourhoods, the route of public transport and the choice of building materials seen across London.

History & founding

London was founded around 43 CE and has grown into one of the principal urban centres of United Kingdom. Successive waves of migration, trade, conquest and reconstruction have layered the city’s street pattern: older quarters often follow medieval, colonial or pre-industrial street plans, while later expansion reaches outward in planned grids, ring roads or transit corridors. Reading the city’s map is, in many ways, reading its history.

Districts, character & architecture

Like every great city, London is built from neighbourhoods rather than blocks. A historic core typically anchors civic and religious landmarks; commercial districts cluster around transport hubs; residential areas radiate outward at different densities and price points. Architecture across London reflects the eras of greatest investment — sometimes a single decade dominates the skyline, sometimes a thousand years of building history sits visible on a single street.

Population, economy & daily life

The metropolitan population of London is around 9.5M. Major employment sectors usually include services, public administration, retail, hospitality and (where applicable) finance, technology, manufacturing or maritime industry. Day-to-day life moves to the rhythm of commuter flows, school timetables, market days and the city’s major stadiums, theatres and venues.

Culture, food & nightlife

Cultural life in London plays out across museums, galleries, music venues, places of worship, sports arenas and an outdoor calendar of festivals and parades. Cuisine usually reflects both regional traditions and the influence of immigrant communities, with everything from family-run cafés to fine-dining institutions and street-food markets. Nightlife clusters in identifiable districts and tends to peak at weekends and during major celebrations.

Getting around & visiting

London is best understood on foot in its older districts, with public transport — metros, trams, buses or commuter rail — bridging the longer distances. Cycling is increasingly common in many cities of comparable size. Visitors typically base themselves near a transport hub to reach landmarks, museums and dining quickly. Time of year matters: peak tourist season tracks the city’s climate, with shoulder seasons often offering the best balance of weather, opening hours and crowd levels.

At a glance

Sort or filter the table to compare values for the city.

Field Value Note
Country United Kingdom
Region England within country
Population 9.5M metropolitan area
Area 1,572 km²
Founded 43 CE
Latitude 51.5074 degrees
Longitude -0.1278 degrees
Climate band cold-temperate derived from latitude

Did you know?

London became the first city in the world to reach a population of one million people in 1810, and was the world's largest city from 1825 until 1925.

Frequently asked questions

Where is London?

London is located in United Kingdom, in the England region. The city sits at coordinates 51.5074°N, -0.1278°E.

What is the population of London?

London has a population of approximately 9.5M, with a density of around 6,043/km².

When was London founded?

London was founded in 43 CE, making it about 20 centuries old.

How big is London?

London covers an area of approximately 1,572 km².

05 · Essentials

Things to know.

Practical information pulled from country-level data — useful before you travel.

Languages
English
Currency
Pound Sterling (GBP) · £
Time zone
GMT (UTC+0)
Calling
+44
Plug type
G
Drives on
Left
Climate
Temperate
Best season
May – Sep (warm)
Density
6,043/km²
Age
about 20 centuries old
Dispatch 13 · MAY · 26

A small thing, worth noting.

London became the first city in the world to reach a population of one million people in 1810, and was the world's largest city from 1825 until 1925.

— filed from London

Reference

Knowing London

Practical, computed reference: where the city sits on the planet, what to expect from the climate, and how it connects to the rest of the world.

Geography & climate of London

Hemisphere
Northern hemisphere
Latitude
51.5074°
Longitude
-0.1278°
Time-zone band
UTC
Daylight at June solstice
16h 24m
Daylight at December solstice
7h 36m

A continental or maritime cool-temperate climate. Summers are mild and short; winters are long and cold, often with significant snowfall. Daylight varies dramatically through the year.

When to visit London

June through August — the only months with reliably long daylight, mild temperatures, and most attractions open. Outside this window, expect short days, cold weather, and limited services.

This is a climate-band heuristic — the best time for any specific traveller depends on what they want to do (festivals, beach, mountains). Treat as a starting point.

How far is London from the major hubs?

Great-circle distances — the shortest distance over the surface of the Earth, used by long-haul aircraft. Actual flight time is roughly distance ÷ 800 km/h plus an hour or two for the climb, descent, and headwinds.

  • Dubai 5,473 km / 3,401 mi
  • New York 5,570 km / 3,461 mi
  • Tokyo 9,559 km / 5,940 mi
  • Singapore 10,848 km / 6,741 mi
  • Sydney 16,994 km / 10,560 mi

Cities near London

Other cities in the encyclopedia, sorted by great-circle distance. Some are realistic day trips; others are regional context. Always check actual road or rail journey times — they differ from straight-line distance by a lot in mountainous or island geography.

The antipode of London

If you drilled straight through the centre of the Earth from London, you'd come out at -51.5074°, 179.8722°, in the South Pacific Ocean — coordinates -51.5074°, 179.8722°.

About 71% of the planet is ocean, so most antipodes land in the sea — a little geographic curiosity for the next pub quiz.