In which dorm room did Mark Zuckerberg create Facebook?

Mark Zuckerberg created Facebook in his dorm room at Harvard University. Specifically, he developed the initial version of Facebook, then known as "TheFacebook," in his dorm room at Kirkland House, one of the residential houses at Harvard. The idea for Facebook emerged during Zuckerberg's sophomore year at Harvard in 2003, and he began working on the platform's development in early 2004.

Mark Zuckerberg created Facebook in his Harvard University dormitory room, which was located in Kirkland House.