The men's 25 kilometres was one of three cycling events, all track cycling, on the Cycling at the 1900 Summer Olympics programme that were open to all amateurs, had more than one nation participating and no handicapping. It was held on 15 September. Ten cyclists competed. Four had already competed in the sprint event. The result of the race proved Louis Bastien of France to be the top long-distance cyclist present, while Lloyd Hildebrand finished in second and Auguste Daumain in third. One of the contestants, Louis Trousselier, would go on to win the 1905 Tour de France. Prizes were awarded to the top four finishers: art objects valued at 400 francs (for first place), 300 francs (for second), 200 francs (third), and 100 francs (fourth).