 Clark spent the next five seasons with the Rochester Red Wings of the International League, part of the St. Louis Cardinals organization. In 80 games in 1953, he had a .328 batting average. He came close to making the 1954 International League All-Star team, but missed the cut by four votes to Sam Jethroe. He finished the year with a .323 average and 18 home runs. During the offseason when he was with Rochester, Clark also played winter baseball for various teams in the Puerto Rican League.
