St. MacDara was reputedly from Aran and the monastic settlement on the island was reportable established in the 6th century (Previte 2008). The existing chapel may have replaced an earlier wooden structure. St Macdara is the patron saint of South Connemara and the custom was to dip the sails when passing the island.
Saint Macdara's chapel restored 1975.
Mass is celebrated on the 16th July and local boats bring out many people to the island.