I’ve analyzed the Zillow Home Value Index data to identify the most expensive towns in Illinois based on home values. The results showcase some fascinating trends in the luxury real estate market across the state, particularly in Chicago’s North Shore and western suburbs.
What struck me most about this data is the remarkable resilience of these high-end markets. Despite economic fluctuations over the past 15 years, all 25 towns have seen significant appreciation. The most dramatic growth occurred between 2020-2025, likely influenced by pandemic-driven migration patterns and historically low interest rates that fueled unprecedented demand in affluent suburbs…