Heyburn is a city in Minidoka County, Idaho, United States. The population was 2,899 at the 2000 census. It is part of the Burley, Idaho Micropolitan Statistical Area.
The city was named after Weldon Heyburn, a U.S. Senator from Idaho from 1903-12.
Heyburn is located at 42°33′22″N 113°45′46″W / 42.55611°N 113.76278°W / 42.55611; -113.76278 (42.556094, -113.762837).