It remained in this location for several hundred years, occupying some of the buildings which now make up St Mary's Church, until it was forced to sell its land in 1881 after a series of financial difficulties.
At a similar time application was made to the College of Heralds and received for the full Coat of Arms.
The two institutions remained separate until their amalgamation under the Comprehensive system in the early 1980s In the Grammar School Road buildings were sold and demolished to make way for housing.
In addition to the old hall and stables, there are 5 newer buildings (Blocks A, B, D, E, L, N and S) which house the majority of the classrooms and specialist facilities.
The Original Sixth Form Block (Block S) contains a large central room known as the hexagon, where the sixth form students gather in their study periods, break and lunch, but can double up as a formal gathering area when required, for both school and non-school purposes.
This currently covers Lymm, Thelwall, High Legh and Statham, as well as parts of Grappenhall, Little Bollington, Dunham Town, and areas of Stockton Heath.
She said: "I feel privileged to have joined this exceptional school, and our fantastic inspection results are thanks to the hard work and commitment of students, staff and parents.