Her new home is located in the same neighborhood as her mother, Kris Jenner, and her current main home, reported E! online.
The property she bought in May was for USD 6 million.
The mansion built on 3.9 acres, is roughly 5,000 square feet and offers four bedrooms and four bathrooms.
Kylie is expected to use the new property as more of a home office, while keeping her current living situation the main home.
Her older sister Kendall Jenner recently spent over USD 6.5 million on 4,8000-square-foot West Hollywood home that was once owned by John Krasinski and Emily Blunt.