The post Retiring on a Private Island in the Bahamas is the Dream. Can a $2 Million Nest Egg Make It Happen? appeared first on 24/7 Wall St.. A private island retirement sounds like a fantasy, but some islands in the Bahamas now sell for less than luxury homes in many American cities. Consider a couple, ages 67 and 65, with a paid-off $600,000 home, $2 million in retirement savings, and $55,000 a year in Social Security benefits who are consider…