The 1918 Western State Hilltoppers football team represented Western State Normal School (later renamed Western Michigan University) as an independent during the 1918 college football season. In their 12th season under head coach William H. Spaulding, the Hilltoppers compiled a 3–2 record and outscored their opponents, 223 to 30. The team defeated Hillsdale College, 103 to 0, the largest margin of victory in school history. Quarterback Frank Thomas was the team captain.