How Big Is Lagos?

Nigeria · Africa

Area

1,172 km²

453 mi²

Population

15.4M

Metro: 21.0M

Density

13,131/km²

Founded

1472

Lagos Size Overview

Lagos covers an area of 1,172 km² (453 mi²) in Nigeria, Africa. Most populous city in Nigeria. The city is often called "Lasgidi". To put this in perspective, Lagos is about 1.3x the size of Berlin. In more relatable units, that's about 164,000 American football fields, 20 times the area of Manhattan, or 11 times the area of Paris.

Lagos, or Lagos City, is a large metropolitan port city in southwestern Nigeria. As of November 2025, the size of the city's population has been estimated to be between 17 and 21 million residents, making Lagos the largest city in Nigeria, the most populous urban area on the African continent, and one of the fastest-growing megacities in the world.

With a population of 15.4 million (21.0 million in the metropolitan area), Lagos has a population density of 13,131 people per km². The greater Lagos metropolitan area extends to 2,706 km².

Lagos has a history stretching back to 1472. The city is renowned for Victoria Island, Lekki Conservation Centre, Nike Art Gallery, and Tarkwa Bay Beach.

Lagos has a tropical savanna climate, with summer temperatures averaging 27°C and winters around 27°C. The city's main public transit system is the Lagos Rail (Blue & Red Lines).

Did You Know?

  • Lagos is the most populous urban area on the African continent, with an estimated 17 to 21 million residents as of 2025.
  • Lagos is one of the fastest-growing megacities in the world and Nigeria's largest metropolitan port city.
  • Lagos sits in southwestern Nigeria and serves as the country's primary commercial port.

Compare Lagos with Other Cities

Compare Lagos with any city using our interactive map tool.

Cities Similar in Size to Lagos

Lagos covers 1,172 km². Cities with a similar urban footprint include San Antonio (1,209 km²), Rio de Janeiro (1,221 km²), Hong Kong (1,114 km²), Rome (1,285 km²), or Los Angeles (1,302 km²).

Frequently Asked Questions about Lagos

How big is Lagos in square miles?
Lagos covers 1,172 km², which is approximately 453 square miles. The metropolitan area extends to 2,706 km² (1,045 mi²).
What is the population of Lagos?
Lagos has a population of approximately 15.4 million people. The greater metropolitan area is home to 21.0 million.
What is the population density of Lagos?
Lagos has a population density of 13,131 people per km² (34,009 per mi²).
How does Lagos compare to Nairobi?
Lagos covers 1,172 km² while Nairobi covers 696 km². Lagos is 1.7x larger. Use our interactive map tool to compare them side by side.
Can I compare Lagos with other cities on a map?
Yes! City Map Compare lets you compare Lagos with any of 50+ cities side by side on synchronized maps. Both maps maintain the same zoom level so you can see the real difference in size.