Roman Catholic Diocese of Helena Roman Catholic Diocese of Helena The Diocese of Helena () is the Catholic diocese for western Montana with its cathedral located in Helena, the state capital. The diocese was erected from the year-old Vicarate of Montana on March 7, 1884, while Montana was still a territory. The diocese is a suffragan of the Archdiocese of Portland, which encompasses Oregon, Idaho, and Montana. Before becoming a diocese, this was the Vicariate of Montana (covering the whole territory and then state of Montana). For its first twenty years, the diocese served all of Montana. In 1904 the new Diocese of Great Falls-Billings
Helena, Wisconsin The town was moved again, to the northeast, to be along the rail line. However it did not flourish, and in the mid-1860s Helena had only 50 inhabitants. Remnants of Helena's second iteration are visible today in Tower Hill State Park, including a reconstruction of the shot tower. The Old Helena Cemetery is across the road. Owen King was a Helena lumber dealer who served as a member of the Wisconsin State Assembly in the 1870s, first as a Reform Party member, then as a Greenbacker. Helena, Wisconsin Helena is an unincorporated community in the town of Arena in Iowa