The flight of homeowners from large urban centers to the suburbs has unexpectedly begun to reshape residential real estate, but luxury property in large cities have also gotten a boost from the hot market.

But stark differences exist between luxury markets across the country, prompting MyAffordableLuxury.com to analyze the top 10% of the listings starting at $500,000 on Zillow and Redfin to determine the starting point for a luxury property.

Chicago was ranked as the 28th priciest luxury market, with high-end properties starting at $1 million. The median price for a home in Atlanta was $359,000, and the most expensive listing on the market was $45 million.