McLean ranks No. 9 among the wealthiest U.S. suburbs with a 2024 average household income of $379,689 and a home value of $1.7 million. Vienna and Fort Hunt also appear on the list, ranking No. 42 and No. 50 respectively. Scarsdale, New York, remains the wealthiest suburb with a 2024 average income of $612,591. Other top suburbs include West University Place, Rye, Los Altos, and Paradise Valley.