Has a College Football game ever ended 30-4?
Yes. College Football has seen a final score of 30-4 2 times. It first happened on November 12, 1904, when Syracuse beat Lehigh, and most recently on October 12, 1907, when Nebraska beat Grinnell.
That makes 30-4 the 1611th most common final score out of 2,216 that have ever occurred in College Football. One point away, 31-4 has happened 1 times and 30-5 has happened 7 times.