Eight of the 10 wealthiest U.S. suburbs by average household income are in California, New York, and Texas, with Scarsdale, NY, leading at $612,591. Other top suburbs include West University Place, TX, and Rye, NY. Affluent suburbs often feature waterfront locations, good schools, limited housing, and high home prices, such as Los Altos, CA, where homes average $4.8 million. Wealthy suburbs may also face higher risks of white-collar crime.