Compare City Sizes

Mexico City vs San Francisco

Mexico City is about 2.5× larger than San Francisco by administrative area. Mexico City (Mexico) covers 1,485 km² (573 mi²) with a population of 9.2 million, while San Francisco (United States) covers 601 km² (232 mi²) with 873,965 residents.

Metric Mexico City San Francisco
Area 1,485 km² 601 km²
Area (mi²) 573 mi² 232 mi²
Population 9,209,944 873,965
Population density 6,202 /km² 1,455 /km²
Area ratioMexico City is ~2.5× larger by area than San Francisco.

Frequently asked questions

Is Mexico City bigger than San Francisco?

Yes — Mexico City is about 2.5× larger by area: 1,485 km² vs 601 km².

How big is Mexico City?

Mexico City, Mexico, covers about 1,485 km² (573 mi²) of administrative area.

How big is San Francisco?

San Francisco, United States, covers about 601 km² (232 mi²) of administrative area.

Which city has more people, Mexico City or San Francisco?

Mexico City has the larger population: 9.2 million vs 873,965. Population density is about 6,202 people/km² in Mexico City and 1,455 people/km² in San Francisco.

City boundaries from OpenStreetMap. Last updated 2026-08-24.

Compare other cities on the map