Has a College Football game ever ended 55-49?
Exactly once. On September 30, 2023, Ole Miss beat LSU 55-49, and no College Football game before or since has ended that way. When it happened it was a scorigami, the first 55-49 in league history.
That makes 55-49 the 1820th most common final score out of 2,216 that have ever occurred in College Football. One point away, 56-49 has happened 8 times and 55-50 has happened 1 times.