Bangkok
1,569 km²
Houston
1,725 km²
Thailand
United States
Area Comparison
Bangkok is 1.1x smaller than Houston
Population Comparison
Bangkok has 4.6x more people than Houston
In terms of area, Houston is 1.1x the size of Bangkok. Houston spans 1,725 km² (666 mi²) while Bangkok covers 1,569 km² (606 mi²) — a difference of 156 km².
To put Bangkok's size in perspective, its area of 1,569 km² is roughly the same size as London. Meanwhile, Houston at 1,725 km² is roughly the same size as London.
Picture Bangkok another way: its area is large enough to fit about 220,000 American football fields, 27 times the area of Manhattan, or 15 times the area of Paris. Houston, by comparison, equals about 242,000 American football fields, 29 times the area of Manhattan, or 16 times the area of Paris.
Bangkok, officially known in Thai as Krung Thep Maha Nakhon and colloquially as Krung Thep, is the capital and most populous city of Thailand. The city occupies 1,568.7 square kilometres (605.7 sq mi) in the Chao Phraya River delta in central Thailand and has an estimated population of 11.4 million people as of 2024, 15.9% of the country's population.
Known as "City of Angels", Bangkok covers 1,569 km² with a population of 10.5 million. The city was established in 1782. Bangkok is known for Grand Palace, Wat Arun, Wat Pho, among other attractions. The city's main transit system is the BTS Skytrain & MRT.
Bangkok's official Thai name is Krung Thep Maha Nakhon, with the full ceremonial name being one of the longest place names in the world.
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.
Also known as "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.
Bangkok has a population density of 6,718 people per km² — a densely populated city. Houston, with 1,333 people per km², is a relatively spread-out city. Bangkok is dramatically more crowded, with 5.0x the population density.
Density Gap
Bangkok is 5.0x more densely populated
Bangkok covers 1,569 km². Cities with a similar urban footprint include London (1,572 km²), Bogotá (1,578 km²), São Paulo (1,521 km²), Johannesburg (1,644 km²), or Mexico City (1,485 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 Bangkok to Houston is 14,886 km (9,250 miles), with an estimated flight time of ~18h 1m.
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