Hong Kong
1,114 km²
Houston
1,725 km²
China
United States
Area Comparison
Hong Kong is 1.5x smaller than Houston
Population Comparison
Hong Kong has 3.2x more people than Houston
In terms of area, Houston is 1.5x the size of Hong Kong. Houston spans 1,725 km² (666 mi²) while Hong Kong covers 1,114 km² (430 mi²) — a difference of 611 km².
To put Hong Kong's size in perspective, its area of 1,114 km² is about 1.2x the size of Berlin. Meanwhile, Houston at 1,725 km² is roughly the same size as London.
Hong Kong's footprint is roughly about 156,000 American football fields, 19 times the area of Manhattan, or 11 times the area of Paris — pick whichever unit feels intuitive. Houston works out to about 242,000 American football fields, 29 times the area of Manhattan, or 16 times the area of Paris.
Hong Kong is a special administrative region of China. Situated on China's southern coast just south of Shenzhen, it consists of Hong Kong Island, Kowloon, and the New Territories. With 7.5 million residents in a 1,114-square-kilometre (430 sq mi) territory, Hong Kong is the fourth-most densely populated region in the world.
Known as "Pearl of the Orient", Hong Kong covers 1,114 km² with a population of 7.4 million. The city was established in 1841. Hong Kong is known for Victoria Harbour, Victoria Peak, Star Ferry, among other attractions. The city's main transit system is the MTR Hong Kong.
Hong Kong squeezes 7.5 million residents into 1,114 km2, making it the world's fourth-most densely populated region.
Houston is the most populous city in the U.S. state of Texas and the Southern United States. It is the fourth-most populous city in the United States, with a population of 2.3 million at the 2020 census. The Greater Houston metropolitan area, at 7.8 million residents, is the fifth-most populous metropolitan area in the nation and second-most populous in Texas. Located in Southeast Texas near Galveston Bay and the Gulf of Mexico, Houston is the county seat of Harris County.
Often called "Space City", Houston has an area of 1,725 km² and is home to 2.3 million people. It was established in 1836. Visitors come for NASA Johnson Space Center, Space Center Houston, Houston Astros, and much more.
Houston is the fourth-most populous US city with 2.3 million residents at the 2020 census, leading the entire South.
Hong Kong has a population density of 6,652 people per km² — a densely populated city. Houston, with 1,333 people per km², is a relatively spread-out city. Hong Kong is dramatically more crowded, with 5.0x the population density.
Density Gap
Hong Kong is 5.0x more densely populated
Hong Kong covers 1,114 km². Cities with a similar urban footprint include Lagos (1,172 km²), San Antonio (1,209 km²), Rio de Janeiro (1,221 km²), Dallas (997 km²), or Abu Dhabi (972 km²).
Houston covers 1,725 km². Cities with a similar urban footprint include Riyadh (1,798 km²), Johannesburg (1,644 km²), Bogotá (1,578 km²), London (1,572 km²), or Bangkok (1,569 km²).
The straight-line distance from Hong Kong to Houston is 13,419 km (8,338 miles), with an estimated flight time of ~16h 17m.
Want to explore more? Compare city sizes for any two cities worldwide, or share your location live with friends.