Los Angeles
1,302 km²
Rome
1,285 km²
USA
Italy
Area Comparison
Los Angeles is 1.0x larger than Rome
Population Comparison
Los Angeles has 1.4x more people than Rome
Yes — Los Angeles is 1.0x larger than Rome by area. Los Angeles spans 1,302 km² (503 mi²) while Rome covers 1,285 km² (496 mi²) — a difference of 17 km².
To put Los Angeles's size in perspective, its area of 1,302 km² is about 1.2x smaller than London. Meanwhile, Rome at 1,285 km² is about 1.2x smaller than London.
In more relatable units, Los Angeles's 1,302 km² is about 182,000 American football fields, 22 times the area of Manhattan, or 12 times the area of Paris. Rome, by comparison, equals about 180,000 American football fields, 22 times the area of Manhattan, or 12 times the area of Paris.
Los Angeles (LA) is the most populous city in the U.S. state of California, and the commercial, financial, and cultural center of Southern California. With an estimated 3.88 million residents within the city limits as of 2024, it is the second-most populous city in the United States, behind New York City, and the largest city in the Western United States. The city has an ethnically and culturally diverse population, and is the principal city of a metropolitan area of 12.9 million people (2024).
Known as "The City of Angels", Los Angeles covers 1,302 km² with a population of 4.0 million. The city was established in 1781. Los Angeles is known for Hollywood Sign, Santa Monica Pier, Beverly Hills, among other attractions. The city's main transit system is the LA Metro.
Los Angeles is the second-most populous city in the United States, home to 3.88 million residents within city limits as of 2024.
Rome is the capital city and most populated comune (municipality) of Italy. It is also the administrative centre of the Lazio region and of the Metropolitan City of Rome. A special comune named Roma Capitale with a population of 2.7 million in an area of 1,287.36 km2 (497.1 mi2), Rome is the third most populous city in the European Union by population within city limits. The Metropolitan City of Rome Capital, with a population of 4.2 million, is the most populous metropolitan city in Italy.
Often called "The Eternal City", Rome has an area of 1,285 km² and is home to 2.9 million people. Its history stretches back to 753 BC. Visitors come for Colosseum, Vatican City, Trevi Fountain, and much more. Getting around is easy with the Rome Metro.
Rome's special comune Roma Capitale spans 1,287 km2, making it the third most populous city in the EU within city limits
Looking beyond city limits, the Los Angeles metropolitan area covers 12,562 km², which is 2.3x larger than greater Rome at 5,352 km². The Los Angeles metro area is also more populous, with 13.2 million people compared to 4.3 million.
Los Angeles has a population density of 3,049 people per km² — a moderately dense city. Rome, with 2,233 people per km², is a moderately dense city. Both cities have comparable density, though Los Angeles is slightly more compact.
This comparison spans continents — Los Angeles in North America versus Rome in Europe. Despite the geographic distance, comparing their sizes reveals surprising insights about how cities grow worldwide.
Both cities share a Mediterranean climate, though local geography creates distinct microclimates in each. When it's noon in Rome, it's 3:00 AM in Los Angeles — a 9-hour time difference.
Density Gap
Los Angeles is 1.4x more densely populated
Time Difference
9 hours apart
History
Rome is ~2,534 years older
Los Angeles covers 1,302 km². Cities with a similar urban footprint include Rome (1,285 km²), Phoenix (1,341 km²), Rio de Janeiro (1,221 km²), San Antonio (1,209 km²), or Lagos (1,172 km²).
Rome covers 1,285 km². Cities with a similar urban footprint include Los Angeles (1,302 km²), Phoenix (1,341 km²), Rio de Janeiro (1,221 km²), San Antonio (1,209 km²), or Lagos (1,172 km²).
The straight-line distance from Los Angeles to Rome is 10,189 km (6,331 miles), with an estimated flight time of ~12h 29m.
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