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Shanghai vs San Francisco

Shanghai is about 11× larger than San Francisco by administrative area. Shanghai (China) covers 6,341 km² (2,448 mi²) with a population of 24.9 million, while San Francisco (United States) covers 601 km² (232 mi²) with 873,965 residents.

Metric Shanghai San Francisco
Area 6,341 km² 601 km²
Area (mi²) 2,448 mi² 232 mi²
Population 24,870,895 873,965
Population density 3,922 /km² 1,455 /km²
Area ratioShanghai is ~11× larger by area than San Francisco.

Frequently asked questions

Is Shanghai bigger than San Francisco?

Yes — Shanghai is about 11× larger by area: 6,341 km² vs 601 km².

How big is Shanghai?

Shanghai, China, covers about 6,341 km² (2,448 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, Shanghai or San Francisco?

Shanghai has the larger population: 24.9 million vs 873,965. Population density is about 3,922 people/km² in Shanghai and 1,455 people/km² in San Francisco.

City boundaries from OpenStreetMap. Last updated 2026-08-18.

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