Boston
232 km²
Hangzhou
16,854 km²
USA
People's Republic of China
Area Comparison
Boston is 72.6x smaller than Hangzhou
Population Comparison
Boston has 17.6x fewer people than Hangzhou
Yes — Hangzhou is 72.6x larger than Boston by area. Hangzhou spans 16,854 km² (6,507 mi²) while Boston covers 232 km² (90 mi²) — a difference of 16,622 km². You could fit Boston inside Hangzhou approximately 72 times.
To put Boston's size in perspective, its area of 232 km² is roughly the same size as Amsterdam. Meanwhile, Hangzhou at 16,854 km² is about 2.7x the size of Shanghai.
In more relatable units, Boston's 232 km² is about 32,000 American football fields, 110 times the area of Monaco, or 68 times the area of Central Park. For Hangzhou, that's about 2,400,000 American football fields, 160 times the area of Paris, or 140 times the area of San Francisco.
Boston is the capital and most populous city of the U.S. state of Massachusetts. It serves as a cultural and financial center of New England, a region of the Northeastern United States. Boston has an area of 48.4 sq mi (125 km2) and a population of 675,647 as of the 2020 census, making it the third-most populous city in the Northeastern United States after New York City and Philadelphia.
Known as "Beantown", Boston covers 232 km² with a population of 0.7 million. The city was established in 1630. Boston is known for Fenway Park, Freedom Trail, Harvard University, among other attractions. The city's main transit system is the MBTA (The T).
Boston covers just 125 km2 yet serves as the cultural and financial heart of all New England
Hangzhou is the capital city and most populous city of Zhejiang province, China, situated at the intersection of the southern terminus of the Grand Canal and the head of Hangzhou Bay. Renowned as one of the Eight Ancient Capitals of China, Hangzhou is celebrated for its cultural heritage and its West Lake, a UNESCO World Heritage site.
Nicknamed "Paradise on Earth", Hangzhou has an area of 16,854 km² and is home to 11.9 million people. Visitors come for West Lake, Grand Canal terminus, Lingyin Temple, and much more.
Hangzhou's West Lake is a UNESCO World Heritage site, drawing visitors to its celebrated cultural landscape.
Boston has a population density of 2,931 people per km² — a moderately dense city. Hangzhou, with 708 people per km², is a relatively spread-out city. Boston is dramatically more crowded, with 4.1x the population density.
Size Ratio
Boston fits inside Hangzhou ~72 times
Density Gap
Boston is 4.1x more densely populated
Boston covers 232 km². Cities with a similar urban footprint include Osaka (225 km²), Kuala Lumpur (243 km²), Amsterdam (219 km²), Helsinki (214 km²), or Edinburgh (259 km²).
Hangzhou covers 16,854 km². Cities with a similar urban footprint include Beijing (16,411 km²), Brisbane (15,826 km²), Chengdu (14,378 km²), Sydney (12,368 km²), or Xi'an (10,097 km²).
The straight-line distance from Boston to Hangzhou is 11,858 km (7,368 miles), with an estimated flight time of ~14h 27m.
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