These are the 10 richest counties in South Carolina for 2025, according to a new analysis. See if your county ranks among ...

A new SmartAsset study ranked the 10 wealthiest counties in Illinois based on income, home values, and investment income. Lake, DuPage, and Kendall counties took the top three spots. Cook County ...

An updated SmartAsset annual study on the wealthiest counties has found Central Jersey's counties − Hunterdon, Somerset, Middlesex and Union − were among the wealthiest in the state.