Isoko yanki ne na jihar Delta da jihar Bayelsa a kudancin Najeriya kuma yana da ƙabilu masu suna iri ɗaya, mutanen Isoko . Yankin ya kasu zuwa ƙananan hukumomi biyu, Isoko ta Arewa (mai hedkwata a Ozoro ) da Isoko ta Kudu (mai hedkwata a Oleh). Wannan yankin ya kasance wani ɓangare na rusasshen "Yankin Tsakiyar Yamma". Daga baya ya zama wani ɓangare na jihar Bendel, kafin a raba jihar Bendel ta samar da jihohin Edo da Delta. Yankin Isoko yana cikin jihar Delta ta Najeriya ta zamani. Yankin Isoko yana cikin yankin gandun daji mai zafi na yankin Niger-Delta. Yankin yana fuskantar ruwan sama mai yawa da danshi mai zafi a mafi yawancin shekara. Yanayin yana daidai da yanayin ƙasa kuma anyi masa alama da yanayi biyu daban. lokacin rani da damina. Lokacin rani yana farawa daga kusan Nuwamba zuwa Afrilu kuma yana da alamar alama ta sanyin ƙarancin '' bargon '' ƙura mai iska daga iska ta arewa maso gabas. Lokacin damina ya shafi Mayu zuwa Oktoba tare da ɗan gajeren lokacin bushewa a watan Agusta. Wasu manyan garuruwa a yankin Isoko sune: Babban aikin tattalin arziki shine noman amfanin gona.