Beaver is a town in and the county seat of Beaver County, Oklahoma, United States. As of the 2010 census, the city population was 1,515. The town is host to the annual World Cow Chip Throwing Championship.
It is located on Beaver River, and began as the location of a fur-trading post in 1879. Its original name was Beaver City, and was planned to be the capital of the short-lived Cimarron Territory. In 1890, the territory was assigned to Oklahoma Territory, and Beaver City became the seat for the entire Oklahoma Panhandle, then known as Seventh County.
Beaver is located at 36°48′49″N 100°31′27″W / 36.81361°N 100.52417°W / 36.81361; -100.52417 (36.813486, -100.524298). According to the United States Census Bureau, the city had a total area of 1.1 square miles (3.0 km²), all of it land. Just north of the town is the Beaver Dunes State Park.