The odeion and theatre of Corinth are situated outside the recinct of the main archaeological site. They are fenced, but are visible through the fence.
The maximum capacity is estimated to be 3,000 ca. The seats were mostly carved out of the rock.
It was first constructed in the late 1st century. In 175 Herodes Atticus refurbished and redecorated in 175 (Philostratus, Lives of Sophists, 551). Later the interior was heavily damaged by fire and was refurbished as arena after 225. It was heavily damaged by the earthquake of 375, but it seems be still in some use toward the end of the 4th century.