Solar-powered home sets record asking price in West Palm Beach | Photos Written by Key West Mortgage Syndicated User on September 23, 2020. Posted in Key West News. Listed at $17.75 million, the modern mansion at 6717 S. Flagler Drive is currently the most-expensive listed single-family home on the market in West Palm Beach.#foridanews #fidelityhomegroup #floridakeysmortgage Previous Next