Four-time defending champion Bill Tilden defeated Bill Johnston in the final, 6–1, 9–7, 6–2 to win the men's singles tennis title at the 1924 U.S. National Championships. It was Tilden's fifth U.S. Championships singles title and seventh major singles title overall.

Draw

Final eight

Earlier rounds

Section 1

Section 2

Section 3

Section 4

Section 5

Section 6

Section 7

Section 8

References