1341

First reference to the existence of a school associated with the parish church almost certainly a reference to an embryonic LGS.

1552

The date of the official foundation of LGS dating from the will of Sir William Sheafield on 6th July 1552 thus enabling the continuation of a school for which he was responsible.

1624

The provision by John Harrison of the first purpose built schoolroom on Town's End (later Vicar Lane).

1691

The opening of the library presented by Godfrey Lawson the first library in Leeds.

1805

The Eldon Judgement. The Lord Chancellor decreed, following a dispute between the Headmaster and governors that the school could teach subjects other than the classical languages and divinity. This re-defined the nature of grammar school education throughout the country.

1859

Under the guidance of Rev Dr Alfred Barry the school relocated to Woodhouse Moor the buildings being opened on 27th June 1859.

1863

The school chapel was opened and consecrated.

1902

Foundation of the Junior School.

1923

Acquisition of the Lawnswood playing fields.

1928

Opening of the War Memorial swimming pool and shrine.

1976

The government's Direct Grant system ended and the school became fully independent again.

1997

Relocation of the school to a greenfield site at Alwoodley Gates.

2005

August - The school legally merges with Leeds Girls' High School to form one charity and on company called The Grammar School at Leeds.

2008

September - Physical merger with Leeds Girls' High School is complete and The Grammar School at Leeds opens its doors to girls and boys.