Castor is a town in the Canadian province of Alberta. It is intersected by Highway 12 and Highway 861, east of the city of Red Deer, at an elevation .
It was incorporated July 13, 1910. Castor is French (Latin) for beaver (the nearby Battle River is home to these animals).
Castor is known for its duck and geese migration in the fall since its territory includes many stopping points well frequented by migrating waterfowl.
The town newspaper is the Castor Advance and it covers news events occurring in Castor as well as neighbouring communities.
The town's main industries are agriculture, oil and gas services, and mining.
The Postal Code is T0C 0X0. The phone exchange is 882 (Area code 403).