evidence: McCoillte, The Last Whisperer to the Last remaining Leprechauns in Ireland. He hails from the village of Carlingford, A village set at the foot of Slieve Foye mountain. Below the mountain live the last surviving 236 leprechauns in the country. Explore the Cavern in Carlingford and discover the Leprecahuns History [...] The Leprechaun and Fairy Cavern is located in a folklore park on the shores of Carlingford Lough, County Louth. The experience begins with a fully seated introduction to the story, followed by a visit to the Leprechaun and Fairy Cavern below the earth.