Gregan's Castle Hotel (mid-foreground) and the valley to Ballyvaghan from Corkscrew Hill, The Burren. The hill of the left(west) is Cappanawalla.
Rathborney parish is in the barony of Burren, 8.5 miles (13.7 km) from Burren on the road to Ennistymon. It is 2.25 miles (3.62 km) SSW of Ballyvaughan. The parish is 5 by 4 miles (8.0 by 6.4 km), and covers 9,633 acres (3,898 ha). In 1841 it had a population of 1,000 in 177 houses. The highest point is Cappanavulla mountain, on the northern boundary, at 1,023 feet (312 m) above sea level. Much of the parish is rocky mountain pasture, and there is some bog. The ruins of Gregans Castle lie on the border of the parish.
Townlands and hamlets
The parish contains the townlands of Ballyallaban, Berneens, Burrenwee, Cahermacnaghten, Cahermacun, Cloonmartin, Cullaun, Cregavockoge, Croagh North, Croagh South, Donnyvardan, Drumbrickaun, Faunarooska, Feenagh, Garracloon, Gleninsheen, Gragan East, Gragan West, Lisgoogan, Lislarheenmore, Lismacsheedy, Lismacteige, Lissylisheen, Poulacapple and Poulnabrucky. The hamlets in 1845 were Knockatun, Lissaroo, Cahirmacun and Croagh.
- Lewis, Samuel (1837). "Rathbourney". County Clare: A History and Topography. Retrieved 2014-03-11.
- "Map of Rathbourney Parish showing Townlands". Clare County Library. Retrieved 2014-03-11.
- "Ráth Boirne". Placenames Database of Ireland. Retrieved 2014-04-10.
- "Rathbourney". Parliamentary Gazeteer of Ireland. 1845. Retrieved 2014-03-11.