The parish of Innishannon stretches from the nearby Dromkeen to close to Aherla and over to Kilmacsimon in the east. The parish includes the village of Crossbarry. It also includes John Coleman's house in Togher Upper. The parish has four schools; Scoil Eoin in the village of Innishannon itself, Knockavilla to the north of the parish opposite St. Patrick's Church - the second church of the parish, Gurrane National School (sometimes called Gurranes) near Crossbarry, and Castleack National School near the parish's boundary with Bandon.
