River Inny (Leinster) River Inny (Leinster) The River Inny (Irish: "An Eithne") is a river within the Shannon River Basin in Ireland. The Inny is 40 miles (64 km) in length It begins as a stream on Patrickstown hill, one of the peaks which form the Loughcrew complex of megalithic tombs, near Oldcastle in County Meath and marks the boundary between Meath and Cavan for about four miles before it enters Lough Sheelin in County Cavan. From Lough Sheelin it forms the boundary between Westmeath and Cavan, and flows under the bridge of Finea into Lough Kinale where counties Cavan and Westmeath meet
County Meath Gaeltacht areas in the province of Leinster, at Ráth Chairn and Baile Ghib. Meath has seven land borders and also a small stretch of coastline stretching from Mornington to Gormanston beach. The counties that Meath border are; Dublin, Westmeath, Louth, Offaly, Kildare, Cavan, and Monaghan. There are eighteen historic baronies in the county. They include the baronies of Morgallion and Ratoath. While baronies continue to be officially defined units, they are no longer used for many administrative purposes. Their official status is illustrated by Placenames Orders made since 2003, where official Irish names of baronies are listed under "Administrative units".