The Real World: Las Vegas is the twenty-fifth season of MTV's reality television series The Real World, which focuses on a group of diverse strangers living together for several months in a different city each season, as cameras follow their lives and interpersonal relationships. It is the third season to be filmed in the Mountain States region of the United States, specifically in Nevada.

The season featured a total of eight cast members over the course of the season, as one cast member was evicted and replaced. It is the fifth season to take place in a city that had hosted a previous season, as the show's twelfth season was set in 2002. Las Vegas was first reported as the location for the 25th season by the website Vevmo on September 8, 2010. Pre-production started in August 2010, and filming took place from October to December 2010 at the Hard Rock Hotel and Casino. The season premiered on March 9, 2011, consisting of 13 episodes."'Real World' Heads Back To Vegas; Watch The Sin-Tastic Trailer!", MTV.com, February 3, 2011Gorman, Bill. "MTV’s ‘The Real World’ Is Turning 25 And Returning To Sin City As Seven Roommates Take Over Hard Rock Hotel & Casino In March 2011" TV By the Numbers; September 17, 2010

Director of the Nevada Film Office Charlie Geocaris commented, "The Nevada Film Office is very excited to have MTV’s The Real World return to Las Vegas. The first time here proved to be excellent exposure for the city and the NFO is always happy to assist any MTV production that visits our state."

Motocross racer Carey Hart makes a guest appearance in episode 3.

Assignment Most seasons of The Real World, beginning with its fifth season, have included the assignment of a season-long group job or task to the housemates, continued participation in which has been mandatory to remain part of the cast since the Back to New York season. In this season, the cast interns with a charity called the Athlete Recovery Fund, doing weekly assignments that included working at motorbike events.Mentioned or seen in Episode 3.

The residence

A custom suite was built at the Hard Rock Hotel and Casino in Las Vegas, where the cast resided.Hard Rock Hotel and Casino at Real World Houses; May 17, 2012 Hard Rock President and Chief Executive Officer Joseph Magliarditi commented, "We are very excited to partner with MTV and their hit reality show series The Real World for the 25th season in Las Vegas...We look forward to hosting the new cast." The penthouse suite for the cast has a large set living room, four bedrooms, and built-in bowling alley.

Cast This season, the capacity of the cast returns to a roster of seven, the first season to do so since The Real World: Hollywood.