Malheur -- U.S. County in Oregon Population (2000): 31615 Housing Units (2000): 11233 Land area (2000): 9887.090770 sq. miles (25607.446448 sq. km) Water area (2000): 42.900912 sq. miles (111.112847 sq. km) Total area (2000): 9929.991682 sq. miles (25718.559295 sq. km) Located within: Oregon (OR), FIPS 41 Location: 43.599956 N, 117.388096 W Headwords: Malheur Malheur, OR Malheur County Malheur County, OR