Beaver is a town and county seat in Beaver County, Oklahoma, United States. The community is located in the Oklahoma Panhandle. As of the 2010 census, the town population was 1,515, a 3.5 percent decrease from 1,570 at the 2000 census.The city is host to the annual World Cow Chip Throwing Championship. Held in April, "Cow Chip" brings attention from nearby cities with a parade, carnival, and cowchip throwing.