Mexico City
1,485 km²
San Antonio
1,209 km²
Mexico
United States
Area Comparison
Mexico City is 1.2x larger than San Antonio
Population Comparison
Mexico City has 6.4x more people than San Antonio
In terms of area, Mexico City is 1.2x the size of San Antonio. Mexico City spans 1,485 km² (573 mi²) while San Antonio covers 1,209 km² (467 mi²) — a difference of 276 km².
To put Mexico City's size in perspective, its area of 1,485 km² is roughly the same size as London. Meanwhile, San Antonio at 1,209 km² is about 1.3x smaller than London.
In more relatable units, Mexico City's 1,485 km² is about 208,000 American football fields, 25 times the area of Manhattan, or 14 times the area of Paris. San Antonio works out to about 169,000 American football fields, 20 times the area of Manhattan, or 11 times the area of Paris.
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.
San Antonio is a city in the U.S. state of Texas. It is the seventh-most populous city in the United States, the second-most populous city in Texas, and the second-most populous city in the Southern U.S., with a population of 1.43 million at the 2020 census. The Greater San Antonio metropolitan area, with an estimated 2.76 million residents, ranks as the third-largest metropolitan area in Texas and the 24th-largest in the nation. It is the county seat of Bexar County.
Also known as "Alamo City", San Antonio has an area of 1,209 km² and is home to 1.4 million people. Its history stretches back to 1718. Visitors come for The Alamo, San Antonio River Walk, Tower of the Americas, and much more.
San Antonio is the seventh-most populous city in the United States and second-most populous in Texas, with 1.43 million residents.
Mexico City has a population density of 6,202 people per km² — a densely populated city. San Antonio, with 1,183 people per km², is a relatively spread-out city. Mexico City is dramatically more crowded, with 5.2x the population density.
Density Gap
Mexico City is 5.2x more densely populated
History
Mexico City is ~393 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).
San Antonio covers 1,209 km². Cities with a similar urban footprint include Rio de Janeiro (1,221 km²), Lagos (1,172 km²), Rome (1,285 km²), Los Angeles (1,302 km²), or Hong Kong (1,114 km²).
The straight-line distance from Mexico City to San Antonio is 1,113 km (692 miles), with an estimated flight time of ~1h 49m.
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