Kilnaleck is a small village in County Cavan, Ireland on the R154 regional road. Kilnaleck was once the centre of a mining boom when in 1879 some local businessmen and a school headmaster decided to develop the coal that existed nearby. However, the coal was very deep and hard to extract and the mine was forced to close. The village is part of Crosserlough …Kilnaleck is a small village in County Cavan, Ireland on the R154 regional road. Kilnaleck was once the centre of a mining boom when in 1879 some local businessmen and a school headmaster decided to develop the coal that existed nearby. However, the coal was very deep and hard to extract and the mine was forced to close. The village is part of Crosserlough parish.