Lagos
1,172 km²
Santiago
838 km²
Nigeria
Chile
Area Comparison
Lagos is 1.4x larger than Santiago
Population Comparison
Lagos has 2.5x more people than Santiago
Lagos is significantly larger, covering 1.4 times the area of Santiago. Lagos spans 1,172 km² (453 mi²) while Santiago covers 838 km² (324 mi²) — a difference of 334 km².
To put Lagos's size in perspective, its area of 1,172 km² is about 1.3x the size of Berlin. Meanwhile, Santiago at 838 km² is roughly the same size as Berlin.
Lagos's footprint is roughly about 164,000 American football fields, 20 times the area of Manhattan, or 11 times the area of Paris — pick whichever unit feels intuitive. Santiago, by comparison, equals about 117,000 American football fields, 14 times the area of Manhattan, or 8 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.
Known as "Lasgidi", Lagos covers 1,172 km² with a population of 15.4 million. The city was established in 1472. Lagos is known for Victoria Island, Lekki Conservation Centre, Nike Art Gallery, among other attractions. The city's main transit system is the Lagos Rail (Blue & Red Lines).
Lagos is the most populous urban area on the African continent, with an estimated 17 to 21 million residents as of 2025.
Santiago, also known as Santiago de Chile, is the capital and largest city of Chile and one of the largest cities in the Americas. Located in the Chilean Central Valley within the Santiago Basin, between the Andes to the east and the Chilean Coastal Range to the west, it anchors the Santiago Metropolitan Region and its conurbation of Greater Santiago, which comprises more than forty communes and concentrates over a third of the national population and around 45% of Chile's GDP.
Often called "Santiago de Chile", Santiago has an area of 838 km² and is home to 6.3 million people. It was established in 1541. Visitors come for Cerro San Cristóbal, Gran Torre Santiago, Plaza de Armas, and much more.
Santiago sits in the Chilean Central Valley between the Andes and the Coastal Range, anchoring over a third of Chile's population.
Lagos has a population density of 13,131 people per km² — an extremely dense urban environment. Santiago, with 7,470 people per km², is a densely populated city. Lagos is noticeably denser, packing 1.8 times more people per square kilometer.
Density Gap
Lagos is 1.8x more densely populated
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).
Santiago covers 838 km². Cities with a similar urban footprint include Kyoto (828 km²), Berlin (892 km²), New York (783 km²), Hamburg (755 km²), or Bangalore (741 km²).
The straight-line distance from Lagos to Santiago is 8,948 km (5,560 miles), with an estimated flight time of ~11h 2m.
Want to explore more? Compare city sizes for any two cities worldwide, or share your location live with friends.