According to the 2010 census, what was the population of the city in which the George Lewis Seaton House is located?
George Lewis Seaton House: The George Lewis Seaton House, located at 404 South Royal Street in Alexandria, Virginia and listed in the National Register of Historic Places, is the former home of George Lewis Seaton, a nineteenth-century African-American civic and political leader. Alexandria, Virginia: Alexandria is an independent city in the Commonwealth of Virginia in the United States. Alexandria, Virginia:  As of the 2010 census, the population was 139,966, and in 2016, the population was estimated to be 155,810.
139,966