Loughshinny is a small coastal village in northern County Dublin, Ireland, between Skerries and Rush. Loughshinny's more famous landmarks are the Martello Tower on the nearby headland of Drumanagh and some unusual rock formations visible on some of the many coastal walks in the area. The village is located in the townland of the same name which i…Loughshinny is a small coastal village in northern County Dublin, Ireland, between Skerries and Rush. Loughshinny's more famous landmarks are the Martello Tower on the nearby headland of Drumanagh and some unusual rock formations visible on some of the many coastal walks in the area. The village is located in the townland of the same name which is part of the civil parish of Lusk.