The 42-year-old singer wed the rapper-actor at her island holiday home in 2008 after a whirlwind six-week romance, but she is now offloading the palatial villa, reported Express online.
Carey has put the beachside house on the market for USD 5.5 million.
The couple is currently renting a mansion for the summer in New York's Hamptons. The lavish property is rumoured to be costing them USD 150,000 per-month.