Over the course of the 3,927 at-bats in his career, Alley has compiled an average at the plate of .254 in addition to 999 base hits. He has gone deep 55 times, with 1,392 bases in total and also a .083 slugging percentage. Alley has drawn a walk 300 times while striking out on 622 chances. He has compiled 442 runs in addition to having earned 342 runs batted in. His OBP sits at .310 and he holds a lifetime OPS of .393.
