Question: What a U.S. census-designated place and an unincorporated area in Montgomery County, Maryland who's residence generally identify as living in the most affluent town in all the United States based on median household income ?
Sentence (from "Travilah, Maryland"): Travilah is a U.S. census-designated place and an unincorporated area in Montgomery County, Maryland and near the wealthy U.S. suburban community of Potomac.
Relevant evidence: Yes