Mount Ulla Township is one of fourteen townships in Rowan County, North Carolina, United States. The township had a population of 1,692 according to the 2010 census and is currently the smallest township in Rowan County by population.Geographically, Mount Ulla Township occupies 28.52 square miles in western Rowan County. There are no incorporated municipalities in Mount Ulla Township. The township's western border is with Iredell County.Presumably, Mount Ulla was named for a village in Ireland called Oola. In 1846 Mount Ulla in Rowan County appeared in the Table of Post Offices in the United States.The John Carlyle and Anita Sherrill House, Back Creek Presbyterian Church and Cemetery, and Rankin-Sherrill House are listed on the National Register of Historic Places.