Boston vs Osaka - City Size Comparison

Is Boston Bigger Than Osaka?

Yes — Boston is 1.0x larger than Osaka by area. Boston spans 232 km² (90 mi²) while Osaka covers 225 km² (87 mi²) — a difference of 7 km².

About Boston

A historic city and academic center in the northeastern US. Known as "Beantown", Boston covers 232 km² with a population of 0.7 million. The city was established in 1630. Boston is known for Harvard & MIT, Freedom Trail, Fenway Park, among other attractions. The city's main transit system is the MBTA (The T).

Boston's subway system (the T) opened in 1897, making it the oldest subway in North America

About Osaka

Japan's third-largest city and a culinary capital. Nicknamed "The Kitchen of Japan", Osaka has an area of 225 km² and is home to 2.8 million people. Its history stretches back to 645. Visitors come for Osaka Castle, Dotonbori district, Street food culture, and much more. Getting around is easy with the Osaka Metro.

Osaka residents spend more on food per capita than any other city in Japan

Metropolitan Area Comparison

Looking beyond city limits, the Osaka metropolitan area covers 13,228 km², which is 1.1x larger than greater Boston at 11,700 km². The Osaka metro area is also more populous, with 19.3 million people compared to 4.9 million.

Population Density

Boston has a population density of 2,931 people per km² — a moderately dense city. Osaka, with 12,222 people per km², is an extremely dense urban environment. Osaka is dramatically more crowded, with 4.2x the population density.

Climate & Time Zone

Boston has a humid continental climate while Osaka experiences humid subtropical conditions. When it's noon in Osaka, it's midnight in Boston — a 14-hour time difference.