[3] The charity also funds the Chrysalis Partnership, a scheme supporting 26 state schools in six London boroughs.

[7] However, by the early nineteenth century a dispute arose because the charity was spending more money, and the curate more time, on the local chapel than on the pupils.

A House of Commons commission visited in 1819 and found the master, Samuel Mence, was paying a sexton to teach the boys.

In a long and bitter action brought in the High Court against the trustees, it was contended that this was contrary to its founding charitable deed.

Lord Chancellor Eldon, in his 1827 judgment, agreed, finding "the charity is for the sustenance and maintenance of a free Grammar school".

[8] An expansion of the school occurred under the next headmaster John Bradley Dyne (Fellow of Wadham College, Oxford) between 1838 and 1874.

[8] In the 1860s, land was acquired in Bishopswood Road, which provided extensive sports fields and on which several boarding houses and private residences were built.

The senior school continues to occupy today the island site in Highgate Village on which it was founded.

In 1928 came the opening of a new Science Building by Sir Samuel Hoare, Secretary of State for Air, and Johnston then introduced aeronautics as a school subject, acquiring a Sopwith Snipe and an Avro 504K biplane.

In 1961 there was a ceremonial disinterring of Coleridge at which the then Poet Laureate John Masefield spoke, and the remains were reburied at St Michael's parish church just a few hundred yards away.

[15] According to the Good Schools Guide "Its decision to go co-ed has helped to put its popularity and academic standards on upward trajectories".

[21][22][better source needed][23] The letter referenced hundreds of anonymous allegations of harassment, assault, and rape against former and current pupils,[24][better source needed][25] asserted that male students at Highgate School had a widespread reputation for such behaviour and alleged that students had been 'silenced' by the school administration.

"[29] The school announced a range of policy reviews including an Anti-Sexism and Sexual Violence Plan along with implementing Rafferty's recommendation of appointing a dedicated Director of Safeguarding.