Montreal
498 km²
Seattle
369 km²
Canada
United States
Area Comparison
Montreal is 1.3x larger than Seattle
Population Comparison
Montreal has 2.4x more people than Seattle
Montreal is significantly larger, covering 1.3 times the area of Seattle. Montreal spans 498 km² (192 mi²) while Seattle covers 369 km² (142 mi²) — a difference of 129 km².
To put Montreal's size in perspective, its area of 498 km² is about 1.2x smaller than Seoul. Meanwhile, Seattle at 369 km² is about 1.6x smaller than Seoul.
Picture Montreal another way: its area is large enough to fit about 70,000 American football fields, 150 times the area of Central Park, or 8 times the area of Manhattan. For Seattle, that's about 52,000 American football fields, 180 times the area of Monaco, or 110 times the area of Central Park.
Montreal is the largest city in the province of Quebec, the second-largest in Canada, and the eighth-largest in North America. Founded in 1642 as Ville-Marie, or "City of Mary", it now takes its name from Mount Royal, the triple-peaked mountain around which the early settlement was built. The city is centred on the Island of Montreal and a few, much smaller, peripheral islands, the largest of which is Île Bizard.
Known as "MTL", Montreal covers 498 km² with a population of 1.8 million. The city was established in 1642. Montreal is known for Mount Royal, Notre-Dame Basilica, Old Montreal, among other attractions.
Montreal was founded in 1642 as Ville-Marie, meaning 'City of Mary', before adopting its current name from Mount Royal.
Seattle is the most populous city in the U.S. state of Washington and the Pacific Northwest region of North America. It is the 18th-most populous city in the United States with a population of 780,995 in 2024, while the Seattle metropolitan area at over 4.15 million residents is the 15th-most populous metropolitan area in the nation. The city is the county seat of King County, the most populous county in Washington.
Nicknamed "The Emerald City", Seattle has an area of 369 km² and is home to 0.7 million people. It was established in 1851. Visitors come for Space Needle, Pike Place Market, Starbucks headquarters, and much more.
Seattle is Washington's most populous city with 780,995 residents in 2024, anchoring the Pacific Northwest.
Montreal has a population density of 3,534 people per km² — a moderately dense city. Seattle, with 2,005 people per km², is a moderately dense city. Montreal is noticeably denser, packing 1.8 times more people per square kilometer.
Density Gap
Montreal is 1.8x more densely populated
History
Montreal is ~209 years older
Montreal covers 498 km². Cities with a similar urban footprint include Prague (496 km²), Warsaw (517 km²), Budapest (525 km²), Oslo (454 km²), or Auckland (559 km²).
Seattle covers 369 km². Cities with a similar urban footprint include Philadelphia (370 km²), Dhaka (368 km²), Portland (376 km²), Atlanta (348 km²), or Denver (401 km²).
The straight-line distance from Montreal to Seattle is 3,675 km (2,283 miles), with an estimated flight time of ~4h 49m.
Want to explore more? Compare city sizes for any two cities worldwide, or share your location live with friends.