Back on June 24, 2014, the always informative Lauren Beale at LAT Hot Property revealed that the Michael Jackson estate purchased the Calabasas home for Katherine Jackson (84 year old mother of the late Michael Jackson) for $10.75 million that she had been renting for about $26,000 per month since December 2010 for her grandchildren including MJ's kids; Prince Michael I, Paris Katherine, and Prince Michael II (aka "Blanket").
At the time of this writing, the property records dont show a change of hands but the LAT mentioned that the seller was Kassabian Design Build who first built the Tuscan style home based on a trip to Tuscany, Italy that inspired the designer, Diko Kassabian.
The home measures 7 Beds/11 Baths on 12,670 sqft on a total lots size of 0.88 acres built in 2008. The listing description used at the time it was first listed back on July 2011: