Season 4 was announced on June 7, 2011, The series' success has resulted in a development of multiple spin-off series.
The remaining housewives joined in later seasons: Gorga in the third, and Catania and Flicker in the seventh.
Past housewives include Kathy Wakile (season 3–5), Amber Marchese (season 6), Teresa Aprea (season 6), and Nicole Napolitano (season 6).
It was later announced that the series would debut on May 12, 2009, with Caroline Manzo, Jacqueline Laurita, Teresa Giudice, Dina Manzo, and Danielle Staub as the cast.
For the first time in the franchise, the series followed housewives who are related to one another: sisters Caroline and Dina are married to brothers Albert and Tommy Manzo, and Jacqueline Laurita is married to Caroline and Dina's brother, Chris Laurita.
Part 1 of the second season reunion garnered 3.9 million viewers, making it the highest-rated episode of the season — at the time — of its airing and the second highest rated episode of the franchise after the January 30, 2011, episode of The Real Housewives of Atlanta.
but was later surpassed by The Real Housewives of Atlanta.After season 3, The Real Housewives of New Jersey was the only The Real Housewives series within the franchise that featured a main cast who were all married, until The Real Housewives of Miami also met the criterion starting with its third season.The Real Housewives of New Jersey (abbreviated RHONJ) is an American reality television series that premiered on May 12, 2009 on Bravo.Developed as the fourth installment of The Real Housewives franchise, following The Real Housewives of Orange County, New York City, and Atlanta, it has aired six seasons and focuses on the personal and professional lives of several women residing in New Jersey.The series originally focused on Teresa Giudice, Jacqueline Laurita, Caroline Manzo, Dina Manzo, and Danielle Staub.The current lineup consists of Giudice, Laurita, Melissa Gorga, Dolores Catania, and Siggy Flicker.