Word is that you can now rent the brick warehouse on Pier 41 in Red Hook, which was transformed into a home for 2008's cast of The Real World: Brooklyn. The building has now been exorcised of its reality television demons, and transformed again, this time into a $195-a-head wedding venue and banquet hall called the Liberty Warehouse. Each Bah Mitzvah and sweet sixteen held there will undoubtedly be more entertaining than an episode put forth by the Brooklyn cast.
We might as well revisit the other Real World NYC homes while we're at it, both in Manhattan (think the show will ever make it to Queens, Staten Island, or the Bronx?). In 2001 the cast moved into an 8,000-square-foot, four story building at 632 Hudson (also now available for events!). The West Village building has been around since 1847, and used to be a sausage factory. According to this site, the cast "only" inhabited 5,000 square feet, on the 3rd and 4th floors including the Penthouse Level and Roof Deck, which were both renovated for the filming.
The Hudson Street loft was just 1.2 miles from where it all began, the SoHo Loft used for the filming of the first season. That apartment was located at 565 Broadway and wasn't an entire building, but a unit (#2C). Allegedly "walls separating two adjacent apartments on the second and third floors were removed in order to form a single 4,000-square-foot, four bedroom residence. Production personnel, which included up to 13 people at one time, utilized a work space with a separate entrance." And with that... where it all began: