Information about Caherglassan Lough
Information from O'Donovan's Field Name Books
Irish Form of Name:
Gleesan's stone fort
Other Forms of the Name with authority source (if provided) in italics:
Caherglassan Lough Mr. O’Flaherty, Cloonteen townland
Trout, perch and eel in this Lough.
On the South West boundary of Ballynastaig, Barony of Kiltartan and County Galway.
What is a townland?:
A townland is one of the smallest land divisions in Ireland. They range in size from a few acres to thousands of acres. Many are Gaelic in origin, but some came into existence after the Norman invasion of 1169
Information From Maps
Original OS maps at the Ordnance Survey of Ireland website.
(Click on place name to view original map in new window.)
Below is a link to the Ordnance Survey of Ireland website. It displays the original OS map that was created in the 1840s.
(This information will display in a new window.)
Information from the National Monuments Service.
(This information will display in a new window.):
You can use this link to view a map of archaelogical features.
This link brings you to a website wherein you will have to search for your townland.
If you notice any inaccuracies with any of the above, please e-mail
©Galway Public Library.