Mexico City
1,485 km²
Philadelphia
370 km²
Mexico
United States
Area Comparison
Mexico City is 4.0x larger than Philadelphia
Population Comparison
Mexico City has 5.8x more people than Philadelphia
Yes — Mexico City is 4.0x larger than Philadelphia by area. Mexico City spans 1,485 km² (573 mi²) while Philadelphia covers 370 km² (143 mi²) — a difference of 1,115 km². You could fit Philadelphia inside Mexico City approximately 4 times.
To put Mexico City's size in perspective, its area of 1,485 km² is roughly the same size as London. Meanwhile, Philadelphia at 370 km² is about 1.6x smaller than Seoul.
Mexico City's footprint is roughly about 208,000 American football fields, 25 times the area of Manhattan, or 14 times the area of Paris — pick whichever unit feels intuitive. Philadelphia, by comparison, equals about 52,000 American football fields, 180 times the area of Monaco, or 110 times the area of Central Park.
Mexico City is the capital and most populous city of Mexico, as well as the most populous city in North America. It is one of the most important cultural and financial centers in the world, and is classified as an Alpha world city according to the Globalization and World Cities Research Network (GaWC) 2024 ranking. Mexico City is located in the Valley of Mexico within the high Mexican central plateau, at an altitude of 2,240 meters.
Known as "CDMX", Mexico City covers 1,485 km² with a population of 9.2 million. The city was established in 1325. Mexico City is known for Zocalo square, Chapultepec Park, Frida Kahlo Museum, among other attractions. The city's main transit system is the Mexico City Metro.
Mexico City sits at an altitude of 2,240 meters in the Valley of Mexico on the high Mexican central plateau.
Philadelphia, colloquially referred to as Philly, is the most populous city in the U.S. state of Pennsylvania, and the sixth-most populous city in the United States, with a Census-estimated population of 1,574,281 in July 2025. The Philadelphia metropolitan area has 6.33 million residents and is the nation's ninth-largest metropolitan area. Philadelphia is known for its culture, cuisine, and history, maintaining contemporary influence in business and technology, sports, and music.
Often called "Philly", Philadelphia has an area of 370 km² and is home to 1.6 million people. It was established in 1682. Visitors come for Liberty Bell, Independence Hall, Philly Cheesesteak, and much more.
Philadelphia is the sixth-most populous US city, with an estimated 1,574,281 residents as of July 2025.
Mexico City has a population density of 6,202 people per km² — a densely populated city. Philadelphia, with 4,324 people per km², is a moderately dense city. Both cities have comparable density, though Mexico City is slightly more compact.
Size Ratio
Philadelphia fits inside Mexico City ~4 times
Density Gap
Mexico City is 1.4x more densely populated
History
Mexico City is ~357 years older
Mexico City covers 1,485 km². Cities with a similar urban footprint include Delhi (1,484 km²), São Paulo (1,521 km²), Bangkok (1,569 km²), London (1,572 km²), or Bogotá (1,578 km²).
Philadelphia covers 370 km². Cities with a similar urban footprint include Seattle (369 km²), Dhaka (368 km²), Portland (376 km²), Atlanta (348 km²), or Denver (401 km²).
The straight-line distance from Mexico City to Philadelphia is 3,230 km (2,007 miles), with an estimated flight time of ~4h 18m.
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