What is Mariah Carey’s net worth? American singer, songwriter, producer, entrepreneur, and actor Mariah Carey are known for her work in the music industry. There’s little doubt that Mariah Carey is worth $320 million. Mariah Carey has sold more than 200 million albums globally, making her one of the top 15 best-selling artists of all … Continue reading Mariah Carey’s Net Worth Early Life, Personal Life & More Details!