Ƙirƙirar wani nau'i mai mahimmanci na wannan jumla A 2011 Major League Baseball kakar ita ce kakar wasa ta 142 na Major League Baseball.
Tabbas, wani nau'i mai rikitarwa na jumla shi ne "Kasar Baseball ta 2011 ta fara ranar Alhamis, Maris 31, kuma ta ƙare a ranar Laraba, Satumba 28. "