In his professional baseball career, Zaun has hit 88 baseballs over the fence while driving in 446 runs. For his career, he came to the plate 4,042 times and has reached base with a hit 878 times. He has earned a slugging percentage of .004 in addition to earning 1,354 bases. He has struck out 544 times and earned a walk on 479 occasions, which contributes in part to a .344 on-base percentage. Zaun has an average at the plate of .252 for his career in baseball with 437 runs scored and an OPS of .348.