Mpaghara ọchịchị Oshimili South bụ otu n'ime ọchịchị ime obodo iri abụọ na ise mebere Delta steeti. Ọ dị na mpaghara Niger Delta/South-South geo-political zone nke Nigeria. Ọ bụ akụkụ nke Asaba Division of the Southern Protectorate na colonial Nigeria ma mesịa bụrụ akụkụ nke Western Region ka e wepụrụ obodo ahụ na mpaghara atọ site na iwu Richard nke 1946. O mechara bụrụ akụkụ nke Mid-Western Region na 1963, na Mid-Western State na 1967. Ọ ghọrọ akụkụ nke Bendel State wee kpụrụ ya na ngalaba Asaba ochie na 1976 dịka akụkụ nke Oshimili Local Government. Ọ ghọrọ Oshimili South Local Government na 1996 ka emepụtara Delta State site na Bendel steeti kwụsịrị na 1991 .