The third season of The Hills, an American reality television series, consists of 28 episodes and was broadcast on MTV. The first portion aired from August 13, 2007, until December 10, 2007, while the second portion aired from March 24, 2008, until May 12, 2008. The season was filmed from April 2007 to March 2008 in Los Angeles, California, with additional footage in Crested Butte, Colorado; Las Vegas, Nevada; and Paris, France. The executive producer was Liz Gateley.