How Big Is Oklahoma?
Oklahoma is the 20th largest state in the United States, covering approximately 177,847 square kilometers (68,667 square miles). It is home to approximately 4.1 million people. That's about 1.3 times the size of Florida.
Oklahoma
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Oklahoma on the Map
Oklahoma's Geography
Within the United States, Oklahoma is the 20th largest state. Its capital is Oklahoma City. It has a population density of about 23 people per km².
How Long and Wide Is Oklahoma?
Oklahoma spans about 778 km (483 mi) from east to west — roughly the distance from Chicago to New York, and 374 km (232 mi) from north to south — roughly the distance from Los Angeles to Las Vegas. At highway speeds, driving 483 miles takes roughly 9 hours.
How Many Times Does Oklahoma Fit?
Similar in Size
How Big Is Oklahoma Compared to Well-Known Places?
| Place | Area | vs Oklahoma |
|---|---|---|
| Netherlands | 41,543 km² (16,040 sq mi) | 4.3× smaller |
| South Korea | 99,720 km² (38,502 sq mi) | 44% smaller |
| New York | 122,283 km² (47,214 sq mi) | 31% smaller |
| Florida | 139,670 km² (53,927 sq mi) | 21% smaller |
| Oklahoma | 177,847 km² (68,667 sq mi) | — |
| United Kingdom | 243,610 km² (94,058 sq mi) | 37% larger |
| Germany | 357,022 km² (137,847 sq mi) | 2× larger |
| Montana | 376,979 km² (145,552 sq mi) | 2.1× larger |
| Japan | 377,915 km² (145,914 sq mi) | 2.1× larger |
Length and width are measured from the outline on the map. Sources: US Census Bureau (2025). How we calculate this
Explore Oklahoma
Oklahoma at a Glance
| Statistic | Value |
|---|---|
| Total Area | 177,847 km² (68,667 sq mi) |
| US Size Rank | #20 of 51 |
| Capital | Oklahoma City |
| Population | 4,123,288 |
| Population Density | 23 per km² |