Arlington is a village along the Elkhorn River in Washington County, Nebraska, United States. The population was 1,243 at the 2010 census. Arlington is named after Arlington, Ohio. Arlington was originally called Bell Creek and under the latter name was platted in 1869 when the Sioux City and Pacific Railroad was extended to that point. Due to similarity in n…Arlington is a village along the Elkhorn River in Washington County, Nebraska, United States. The population was 1,243 at the 2010 census. Arlington is named after Arlington, Ohio. Arlington was originally called Bell Creek and under the latter name was platted in 1869 when the Sioux City and Pacific Railroad was extended to that point. Due to similarity in name with another place in Nebraska, Bell Creek was renamed Arlington, after the city of Arlington, virginia, in 1882. Arlington was home to the Marshall Nurseries, an internationally acclaimed nursery credited with creating the Marshall seedless green ash tree, one of the most common green ash cultivars planted in the United States.