The 'Fantasy' hitmaker has put the 4,000-square foot, three-bedroom, three-bathroom property - where she married Nick Cannon in 2008 - on the market for $5.5 million.
Mariah Carey and Nick Cannon are renting a palatial mansion for $150,000 a month.
The couple - who have 15-month old twins Moroccan and Monroe - have splashed out on the pricey vacation home in The Hamptons in Long Island, New York, for the summer.
The 42-year-old singer has gone back into the recording studio to lay down songs for the first time since the birth of her twins Moroccan and Monroe in April 2011.
Mariah Carey's twins have taken their first steps.
The 'Shake It Off' singer's husband Nick Cannon claims 13-month-old Moroccan and Monroe have begun to stand and are mastering the technique of walking but it is taking longer than he expected.