San Francisco
121 km²
Toronto
630 km²
USA
Canada
Area Comparison
San Francisco is 5.2x smaller than Toronto
Population Comparison
San Francisco has 3.4x fewer people than Toronto
In terms of area, Toronto is 5.2x the size of San Francisco. Toronto spans 630 km² (243 mi²) while San Francisco covers 121 km² (47 mi²) — a difference of 509 km². You could fit San Francisco inside Toronto approximately 5 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, Toronto at 630 km² is roughly the same size as Seoul.
Picture San Francisco another way: its area is large enough to fit about 17,000 American football fields, 60 times the area of Monaco, or 35 times the area of Central Park. For Toronto, that's about 88,000 American football fields, 180 times the area of Central Park, or 11 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.
Toronto is the most populous city in Canada and the capital city of the Canadian province of Ontario. It is located on a harbour at the northwestern shore of Lake Ontario. The city is the fourth-most populous city in North America, behind Mexico City, New York City, and Los Angeles, with a census population of 2,794,356 as of 2021.
Often called "The Six", Toronto has an area of 630 km² and is home to 2.9 million people. Its history stretches back to 1793. Visitors come for CN Tower, Rogers Centre, Distillery District, and much more. Getting around is easy with the TTC Subway.
Toronto is the fourth-most populous city in North America, ranking behind only Mexico City, New York City, and Los Angeles.
Looking beyond city limits, the San Francisco metropolitan area covers 6,984 km², which is 1.2x larger than greater Toronto at 5,906 km². The Toronto metro area is also more populous, with 6.2 million people compared to 4.7 million.
San Francisco has a population density of 7,190 people per km² — a densely populated city. Toronto, with 4,651 people per km², is a moderately dense city. San Francisco is noticeably denser, packing 1.5 times more people per square kilometer.
Both cities are in North America, but they represent different national approaches to urban development. San Francisco (USA) and Toronto (Canada) offer a fascinating regional contrast.
San Francisco has a Mediterranean climate while Toronto experiences humid continental conditions. When it's noon in Toronto, it's 9:00 AM in San Francisco — a 3-hour time difference.
Size Ratio
San Francisco fits inside Toronto ~5 times
Density Gap
San Francisco is 1.5x more densely populated
Time Difference
3 hours apart
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).
Toronto covers 630 km². Cities with a similar urban footprint include Hyderabad (650 km²), Chicago (606 km²), Seoul (605 km²), Madrid (604 km²), or Mumbai (603 km²).
The straight-line distance from San Francisco to Toronto is 3,644 km (2,264 miles), with an estimated flight time of ~4h 47m.
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