The paper was established in 1893.[1] The headquarters of the paper is in Nyköping, and the parent company is Eskilstuna-Kuriren.[1]
Businessman T. Armas Morby was the owner of the paper between 1956 and February 1973 when the Centre Party acquired it.[2] Following the acquisition of the paper by the Centre Party it became part of the Centertidningar AB, which was acquired by VLT AB in October 2005.[3] The Centre Party continued to appoint the political editors of the paper which became owned by the Stampen and VLT AB following the acquisition.[3]
Eva Burman is the editor-in-chief of Södermanlands Nyheter since 2019.[1]
