Mansfelder Land was a district (Kreis) in the middle of Saxony-Anhalt, Germany. Neighboring districts were Aschersleben-Staßfurt, Bernburg, Saalkreis, Merseburg-Querfurt, Sangerhausen and Quedlinburg. It was merged on July 1, 2007, with Sangerhausen into the new district Mansfeld-Südharz as part of a reform.