The parish covers most of the western screen of the head of the River Fergus estuary, and combines fertile low ground with rocky hillocks, hills, and ridges.

[3] Domnall Mór Ua Briain, styled King of Limerick, founded Killone Abbey around 1190 for Augustinian nuns, dedicated to Saint John the Baptist.

[2] The graveyard and abbey are privately owned, part of Newhall Estate, and as protected sites under national monument legislation, guardianship is vested in the Office of Public Works.

[2] In 1544 King Henry VIII of England granted the abbey, three townlands, all the tithes of the parish of Killone and much other property in Clare to Murrough O'Brien, 1st Earl of Thomond.

[7] Townlands are Ballyea, Ballyvullagan, Bansha, Barloughra, Barnanageeha, Cappagarraun, Darragh North, Darragh South, Drumadrehid, Drummeen East, Drummeen West, Edenvale, Kilglassy, Killerk East, Killerk West, Kilmoraun, Kilmore, Knockanira, Lackennaskagh, Lismulbreeda, Newhall, Rathmeehan, Reaghfa, Shannacool and Teermaclane.