Colchester Royal Grammar School (CRGS) is a state-funded grammar school in Colchester, Essex, founded in 1206 and granted two Royal Charters by Henry VIII (in 1539) and by Elizabeth I (in 1584). As of January 2014, the school's sixth form has been ranked 1st in terms of A-Level results in the country every year since 2006 and was 27th in the country in terms of Oxbridge admissions as of 2007. On 1 January 2012 the school converted to an academy.