The 2010–11 RFU Championship was the 2nd season (of the professionalised format) of the second division of the English domestic rugby union competitions, played between August 2010 and May 2011. New teams to the division included Worcester Warriors who were relegated from the Guinness Premiership 2009–10 and Esher who were promoted from the 2009–10 National League 1. The league maintained the three stage system with the league including promotion/relegation pools and playoffs to determine the champion and promoted team.