Kardashian was born in Los Angeles, California, the daughter of late attorney Robert Kardashian and Kris Jenner (née Houghton). Kim is 4th generation Armenian. Kardashian has two sisters, Kourtney and Khloé, and one brother, Robert. She has stepbrothers Burton Jenner, Brandon Jenner, and reality TV star Brody Jenner, stepsister Casey Jenner, and half-sisters Kendall and Kylie Jenner.
Kardashian also creates jewelry along with her sisters, Khloe and Kim. The jewelry reflects on the Kardashian's Armenian heritage.
In August 2010, Kardashian announced that she and her sisters will release another clothing line. Kourtney Kardashian and her sisters created a sunless tanner called Kardashian Glamour Tan. Kardashian plans to write a book, Kardashian Konfidential, with her sisters Kim and Khloe, to be released in November 2010.