Ruislip High School was judged to be outstanding by Ofsted in November 2007 and June 2011, where unique features, such as the pastoral system, were acknowledged in helping to create a strong community ethos.

"Ruislip High is an outstanding school. Its exceptionally well personalised care ensures that students’ development of personal qualities is excellent and their achievement is outstanding." Ofsted 2011

"[The students'] excellent spiritual, moral, social and cultural development is evident in their strong sense of right and wrong, support for each other and respect for diversity." Ofsted 2011

"Teachers set high expectations and use clear routines. Teaching motivates and inspires students to work hard and do their best." Ofsted 2011