Benton County Oregon Court in Circuit Court Municipal Courts Circuit Courts in Benton County Benton County Circuit CourtBenton County Courthouse120 NW 4th Street, PO Box 1870, Corvallis, OR 97339Phone: 541-766-6828 Municipal Courts in Benton County Corvallis Municipal Court560 SW Madison Avenue, Corvallis, OR 97333Phone: 541-766-6948 Monroe Municipal Court664 Commercial Street, PO Box 486, Monroe, OR 97456Phone: 541-847-5175Fax: 541-847-5177 Philomath Municipal Court980 Appelgate Street, PO Box 400, Philomath, OR 97370Phone: 541-929-5111Fax: 541-929-3044
