Tullaghan is the most northernly village in County Leitrim, It is in the parish of Kinlough and Glenade and is located in the Manorhamilton electoral area. Ireland. Due to extensive property development, fueled by tax breaks, it has now mushroomed in size. The village had a population of 520 in 2002 and had grown to 764 by 2006.
It has a high cross located on the roadside of the N15. Local folklore says that it was carried from the sea to its present site by men over 500 years ago.
St Patricks Well is located approximately 3 km west from the village on the coast road past St Patricks church.
In January 2012 a 15 ft whale was washed up on the coast of Tullaghan.
This is the shortest coastline of any county in Ireland.
Tullaghan coast lies at the foot of Glenade at the northern end of County Leitrim. It also includes a small (mainly inland) section of County Sligo. It extends east to the edge of Lough Melvin and Garrison lowlands, west to Bunduff strand (in the north Sligo coastal area) and inland to the northern slopes of the Dartry Mountains and the Arroo and Mountain Outliers.