San Francisco
121 km²
Warsaw
517 km²
USA
Poland
Area Comparison
San Francisco is 4.3x smaller than Warsaw
Population Comparison
San Francisco has 2.1x fewer people than Warsaw
Warsaw is significantly larger, covering 4.3 times the area of San Francisco. Warsaw spans 517 km² (200 mi²) while San Francisco covers 121 km² (47 mi²) — a difference of 396 km². You could fit San Francisco inside Warsaw approximately 4 times.
To put San Francisco's size in perspective, its area of 121 km² is about 1.2x the size of Paris (city proper). Meanwhile, Warsaw at 517 km² is about 1.2x smaller than Seoul.
In more relatable units, San Francisco's 121 km² is about 17,000 American football fields, 60 times the area of Monaco, or 35 times the area of Central Park. Warsaw works out to about 72,000 American football fields, 150 times the area of Central Park, or 9 times the area of Manhattan.
San Francisco, officially the City and County of San Francisco, is the fourth-most populous city in California and the 17th-most populous in the United States, with a population of 826,079 in 2025. Among U.S. cities with a population of 300,000 or more, San Francisco is ranked first by per capita income, second by population density, and sixth by aggregate income as of 2023.
Known as "The City by the Bay", San Francisco covers 121 km² with a population of 0.9 million. The city was established in 1776. San Francisco is known for Golden Gate Bridge, Alcatraz Island, Cable cars, among other attractions. The city's main transit system is the BART & Muni.
San Francisco ranks first by per capita income among all US cities with 300,000+ residents as of 2023.
Warsaw, officially the Capital City of Warsaw, is the capital and largest city of Poland. The metropolis stands on the River Vistula in east-central Poland. Its population is officially estimated at 1.86 million residents within a greater metropolitan area of 3.27 million residents, which makes Warsaw the 6th most-populous city in the European Union. The city area measures 517 square kilometres and comprises 18 districts, while the metropolitan area covers 6,100 square kilometres.
Often called "Phoenix City", Warsaw has an area of 517 km² and is home to 1.9 million people. Visitors come for Warsaw Old Town, Palace of Culture and Science, Royal Castle, and much more.
Warsaw is Poland's capital and largest city, with 1.86 million residents and a metro area of 3.27 million.
San Francisco has a population density of 7,190 people per km² — a densely populated city. Warsaw, with 3,598 people per km², is a moderately dense city. San Francisco is noticeably denser, packing 2.0 times more people per square kilometer.
Size Ratio
San Francisco fits inside Warsaw ~4 times
Density Gap
San Francisco is 2.0x more densely populated
San Francisco covers 121 km². Cities with a similar urban footprint include Vancouver (115 km²), Paris (105 km²), Miami (143 km²), Barcelona (101 km²), or Lisbon (100 km²).
Warsaw covers 517 km². Cities with a similar urban footprint include Budapest (525 km²), Montreal (498 km²), Prague (496 km²), Auckland (559 km²), or Oslo (454 km²).
The straight-line distance from San Francisco to Warsaw is 9,399 km (5,840 miles), with an estimated flight time of ~11h 33m.
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