Denver
401 km²
Tehran
730 km²
United States
Iran
Area Comparison
Denver is 1.8x smaller than Tehran
Population Comparison
Denver has 12.7x fewer people than Tehran
Yes — Tehran is 1.8x larger than Denver by area. Tehran spans 730 km² (282 mi²) while Denver covers 401 km² (155 mi²) — a difference of 329 km².
To put Denver's size in perspective, its area of 401 km² is about 1.5x smaller than Seoul. Meanwhile, Tehran at 730 km² is roughly the same size as New York City.
Picture Denver another way: its area is large enough to fit about 56,000 American football fields, 200 times the area of Monaco, or 120 times the area of Central Park. Tehran, by comparison, equals about 102,000 American football fields, 12 times the area of Manhattan, or 7 times the area of Paris.
Denver is the capital and most populous city of the U.S. state of Colorado. Officially a consolidated city and county, it is located in the South Platte River valley on the western edge of the High Plains, and is just east of the Front Range of the Rocky Mountains (Rockies). Denver is the 19th-most populous city in the United States and the fifth-most populous state capital, with a population of 715,522 at the 2020 census.
Known as "Mile High City", Denver covers 401 km² with a population of 0.7 million. The city was established in 1858. Denver is known for Red Rocks Amphitheatre, Denver Art Museum, Union Station, among other attractions.
Denver sits in the South Platte River valley just east of the Rocky Mountains' Front Range.
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. It was established in 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.
Denver has a population density of 1,796 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 7.0x the population density.
Denver has a cold semi-arid climate climate while Tehran experiences hot-summer Mediterranean conditions.
Density Gap
Tehran is 7.0x more densely populated
History
Tehran is ~334 years older
Denver covers 401 km². Cities with a similar urban footprint include Vienna (415 km²), Portland (376 km²), Philadelphia (370 km²), Seattle (369 km²), or Dhaka (368 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 Denver to Tehran is 11,286 km (7,012 miles), with an estimated flight time of ~13h 47m.
Want to explore more? Compare city sizes for any two cities worldwide, or share your location live with friends.