 Carre 's is a state @-@ run selective grammar school . It converted to an Academy and reopened on 1 August 2011 ; it is governed by Carre 's Grammar School Academy Trust and converted without sponsorship . As of 2015 , the student body is made up of 815 pupils aged 11 – 18 . The school admits boys on a selective basis for years 7 – 11 and has a co @-@ educational Sixth Form ; there are 60 girls on roll as of 2015 . The majority of pupils come from White British backgrounds and very few pupils speak English as an additional language . The number of pupils supported through <unk> , including those eligible for free school meals ( 2 @.@ 3 % ) , is below average , as is the number of students with learning disabilities . Pupils are allocated into houses based on their forms . The first house system at Carre 's consisted of four sets : scarlet , maroon , green and blue . They became houses in 1933 as Carre , Bristol , <unk> and <unk> , named respectively after its founder , the Earls of Bristol , an old name for Sleaford , and Richard <unk> , who owned the Gedney lands purchased by Carre . 
