where is erin, wi?
<answer> Kettle moraine area of Washington County, located in southeastern Wisconsin. <context> The Town of Erin is nestled in the beautiful kettle moraine area of Washington County, located in southeastern Wisconsin. The varied glacial topography makes the town very unique with dramatic changes in elevation. We have the highest point in southeastern Wisconsin, on which the Basilica at Holy Hill, National Shrine of Mary is located. While we were not the first town 'settled' in Washington County, we are the oldest and the first one to incorporate by act of the Territorial Legislature on January 16, 1846. The fitting name Erin was suggested by one of the first settlers in the township, John Whelan. The town is located in the far southwestern corner of Washington County, is 36 square miles in size, has approximately 3790 residents and contains a mix of agricultural and residential property in a rural setting.