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Spain
USA
Area Comparison
Barcelona is 6.0x smaller than Chicago
Population Comparison
Barcelona has 1.6x fewer people than Chicago
In terms of area, Chicago is 6.0x the size of Barcelona. Chicago spans 606 km² (234 mi²) while Barcelona covers 101 km² (39 mi²) — a difference of 505 km². You could fit Barcelona inside Chicago approximately 6 times.
To put Barcelona's size in perspective, its area of 101 km² is roughly the same size as Paris (city proper). Meanwhile, Chicago at 606 km² is roughly the same size as Seoul.
A Mediterranean city known for Gaudi's architecture. Known as "The City of Counts", Barcelona covers 101 km² with a population of 1.7 million. The city was founded around 230 BC. Barcelona is known for Sagrada Família, Park Güell, La Rambla, among other attractions. The city's main transit system is the Barcelona Metro (TMB).
Gaudí's Sagrada Família has been under construction since 1882 and is expected to be completed around 2026
Third-largest city in the United States. Nicknamed "The Windy City", Chicago has an area of 606 km² and is home to 2.7 million people. It was established in 1833. Visitors come for Deep-dish pizza, Willis Tower, Millennium Park & Cloud Gate, and much more. Getting around is easy with the CTA (L train).
Chicago reversed the flow of the Chicago River in 1900, an engineering feat that still stands
Looking beyond city limits, the Chicago metropolitan area covers 28,160 km², which is 35.1x larger than greater Barcelona at 803 km². The Chicago metro area is also more populous, with 9.5 million people compared to 5.6 million.
Barcelona has a population density of 16,436 people per km² — an extremely dense urban environment. Chicago, with 4,455 people per km², is a moderately dense city. Barcelona is dramatically more crowded, with 3.7x the population density.
This comparison spans continents — Barcelona in Europe versus Chicago in North America. Despite the geographic distance, comparing their sizes reveals surprising insights about how cities grow worldwide.
Barcelona has a Mediterranean climate while Chicago experiences humid continental conditions. When it's noon in Barcelona, it's 5:00 AM in Chicago — a 7-hour time difference.
Size Ratio
Barcelona fits inside Chicago ~6 times
Density Gap
Barcelona is 3.7x more densely populated
Time Difference
7 hours apart
History
Barcelona is ~2,063 years older
The straight-line distance from Barcelona to Chicago is 7,081 km (4,400 miles), with an estimated flight time of ~8h 50m. See full distance details, including timezone difference and city facts.
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