Since · 1010 CE

A city dossier

Hanoi.

In Vietnam Red River Delta

Hanoi is Vietnam's capital, with a 1,000-year-old Old Quarter of 36 narrow trade streets, the Hoan Kiem Lake, and Ho Chi Minh's mausoleum.

Population
8.4M
Area
3,359 km²
Founded
1010 CE
Region
Red River Delta
Coordinates
21.0285°N · 105.8542°E
04 · About

On the city.

Hanoi is Vietnam's capital, with a 1,000-year-old Old Quarter of 36 narrow trade streets, the Hoan Kiem Lake, and Ho Chi Minh's mausoleum.

Location, geography & climate

Hanoi sits in the Red River Delta region of Vietnam, at approximately 21.03°, 105.85°. The metropolitan area covers around 3,359 km² and falls within a tropical 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 Hanoi.

History & founding

Hanoi was founded around 1010 CE and has grown into one of the principal urban centres of Vietnam. 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, Hanoi 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 Hanoi 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 Hanoi is around 8.4M. 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 Hanoi 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

Hanoi 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 Vietnam
Region Red River Delta within country
Population 8.4M metropolitan area
Area 3,359 km²
Founded 1010 CE
Latitude 21.0285 degrees
Longitude 105.8542 degrees
Climate band tropical derived from latitude

Did you know?

Hanoi was named UNESCO's 'City for Peace' in 1999 and celebrated 1,000 years of capital history in 2010.

Frequently asked questions

Where is Hanoi?

Hanoi is located in Vietnam, in the Red River Delta region. The city sits at coordinates 21.0285°N, 105.8542°E.

What is the population of Hanoi?

Hanoi has a population of approximately 8.4M, with a density of around 2,501/km².

When was Hanoi founded?

Hanoi was founded in 1010 CE, making it about 10 centuries old.

How big is Hanoi?

Hanoi covers an area of approximately 3,359 km².

05 · Essentials

Things to know.

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

Languages
Vietnamese
Currency
Vietnamese Dong (VND) · ₫
Time zone
ICT (UTC+7)
Calling
+84
Plug type
A / C / G
Drives on
Right
Climate
Tropical
Best season
Nov – Apr (dry season)
Density
2,501/km²
Age
about 10 centuries old
Dispatch 13 · MAY · 26

A small thing, worth noting.

Hanoi was named UNESCO's 'City for Peace' in 1999 and celebrated 1,000 years of capital history in 2010.

— filed from Hanoi

Reference

Knowing Hanoi

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 Hanoi

Hemisphere
Northern hemisphere
Latitude
21.0285°
Longitude
105.8542°
Time-zone band
UTC+07
Daylight at June solstice
13h 17m
Daylight at December solstice
10h 43m

A tropical climate. Hot most of the year, with a distinct wet season and a dry season rather than the four-season pattern familiar to temperate visitors.

When to visit Hanoi

Year-round; the dry season (typically December through April in the northern tropics, or May through September in the southern tropics) brings the most reliable weather.

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 Hanoi 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.

  • Singapore 2,199 km / 1,366 mi
  • Tokyo 3,661 km / 2,275 mi
  • Dubai 5,164 km / 3,209 mi
  • Sydney 7,766 km / 4,826 mi
  • London 9,235 km / 5,738 mi
  • New York 13,150 km / 8,171 mi

Cities near Hanoi

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 Hanoi

If you drilled straight through the centre of the Earth from Hanoi, you'd come out at -21.0285°, -74.1458°, in the equatorial Pacific Ocean — coordinates -21.0285°, -74.1458°.

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