Rome vs Chicago
Rome is about 2.1× larger than Chicago by administrative area. Rome (Italy) covers 1,287 km² (497 mi²) with a population of 2.7 million, while Chicago (United States) covers 606 km² (234 mi²) with 2.7 million residents.
| Metric | Rome | Chicago |
|---|---|---|
| Area | 1,287 km² | 606 km² |
| Area (mi²) | 497 mi² | 234 mi² |
| Population | 2,748,109 | 2,746,388 |
| Population density | 2,135 /km² | 4,529 /km² |
| Area ratio | Rome is ~2.1× larger by area than Chicago. | |
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Both outlines are drawn at the same scale.
Frequently asked questions
Is Rome bigger than Chicago?
Yes — Rome is about 2.1× larger by area: 1,287 km² vs 606 km².
How big is Rome?
Rome, Italy, covers about 1,287 km² (497 mi²) of administrative area.
How big is Chicago?
Chicago, United States, covers about 606 km² (234 mi²) of administrative area.
Which city has more people, Rome or Chicago?
Rome has the larger population: 2.7 million vs 2.7 million. Population density is about 2,135 people/km² in Rome and 4,529 people/km² in Chicago.
City boundaries from OpenStreetMap. Last updated 2026-10-08.
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