When was first football game ever?

Answer 1

Rutgers University and its neighbor, Princeton, played the first game of intercollegiate football on Nov. 6, 1869, on a plot of ground where the present-day Rutgers gymnasium now stands in New Brunswick, N.J. Rutgers won that first game, 6-4.

Answer 2

On November 6, 1869, Rutgers University faced Princeton University in a game that is often regarded as the first game of intercollegiate football.

Prior to that, only an equivalent was played at prep school level called the "Boston game".