San Diego
964 km²
Tehran
730 km²
United States
Iran
Area Comparison
San Diego is 1.3x larger than Tehran
Population Comparison
San Diego has 6.6x fewer people than Tehran
In terms of area, San Diego is 1.3x the size of Tehran. San Diego spans 964 km² (372 mi²) while Tehran covers 730 km² (282 mi²) — a difference of 234 km².
To put San Diego's size in perspective, its area of 964 km² is roughly the same size as Berlin. Meanwhile, Tehran at 730 km² is roughly the same size as New York City.
Picture San Diego another way: its area is large enough to fit about 135,000 American football fields, 16 times the area of Manhattan, or 9 times the area of Paris. Tehran works out to about 102,000 American football fields, 12 times the area of Manhattan, or 7 times the area of Paris.
San Diego is a city on the Pacific coast of Southern California, adjacent to the Mexico–United States border. It is the eighth-most populous city in the U.S. and second-most populous city in California with a population of over 1.4 million, while the San Diego metropolitan area with over 3.3 million residents is the 18th-largest metropolitan area in the country. San Diego is the county seat of San Diego County.
Known as "America's Finest City", San Diego covers 964 km² with a population of 1.4 million. The city was established in 1769. San Diego is known for San Diego Zoo, Balboa Park, Coronado Beach, among other attractions.
San Diego sits directly on the Mexico-United States border, making it California's southwesternmost major city.
Tehran is the capital and largest city of Iran. It is also the capital of Tehran province and the administrative center for Tehran County and its Central District. With a population of around 9 million in the city, and 16.8 million in the metropolitan area, Tehran is the most populous city in Iran and West Asia, the second-largest metropolitan area in the Middle East after Cairo, and the 24th-most-populous metropolitan area in the world.
Tehran has an area of 730 km² and is home to 9.1 million people. The city dates back to 1524. Visitors come for Azadi Tower, Milad Tower, Golestan Palace, and much more. Getting around is easy with the Tehran Metro.
Tehran's metropolitan area holds 16.8 million people, making it the second-largest metropolitan area in the Middle East after Cairo.
San Diego has a population density of 1,442 people per km² — a relatively spread-out city. Tehran, with 12,507 people per km², is an extremely dense urban environment. Tehran is dramatically more crowded, with 8.7x the population density.
Density Gap
Tehran is 8.7x more densely populated
History
Tehran is ~245 years older
San Diego covers 964 km². Cities with a similar urban footprint include Abu Dhabi (972 km²), Dallas (997 km²), Berlin (892 km²), Santiago (838 km²), or Hong Kong (1,114 km²).
Tehran covers 730 km². Cities with a similar urban footprint include Singapore (733 km²), Bangalore (741 km²), Hamburg (755 km²), Nairobi (696 km²), or New York (783 km²).
The straight-line distance from San Diego to Tehran is 12,316 km (7,653 miles), with an estimated flight time of ~14h 59m.
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