The mid-century style house that she just added to the collection was built in 1952 and occupies a lot of 1.15 acres -- all walled and gated. The home in the Los Angeles neighborhood is listed with five bedrooms and seven bathrooms, but that likely includes an attached guest suite. The main house has a large master suite with a sitting room and fireplace, a spa bathroom with steam shower, walk-in closets and a wall of windows that open to a view patio. Just don't expect to be able to see anything from the street. (But the video below offers a look inside.)
There is a double-sided fireplace that connects the dining room and family room and sliding glass doors in the dining room that lead to a deck and covered patio.
Cyrus, who is all of 19 and best known for her role as the title character in the Disney Channel's "Hannah Montana," already owns a compound in nearby Toluca Lake, Calif., that she purchased in 2007 for about $5.8 million. She also reportedly bought and sold homes in Florida within the past year.