|Malheur County Oregon Cities/Towns - Adrian, Brogan, Harper, Ironside, Jamieson, Jordan Valley, Juntura, Nyssa, Ontario, Owyhee, Riverside, Vale (County Seat), Westfall
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Malheur County is a county located in the U.S. state of Oregon. As of 2000, the population was 31,615. Its county seat is Vale.
The county was named for Malheur River, which flows through it.