 Schuylkill County is one of the most heavily Lithuanian parts of the United States.New Philadelphia, West Mahanoy, Shenandoah, and Girardville have the highest proportions of Lithuanian Americans of all places in the country.Lithuanian Roman Catholic parishes could be found in Shenandoah (St. George); Mahanoy City (St Joseph); Minersville (St. Francis of Assisi); Tamaqua (SS.