Its development originally spread south and west from the hamlet of Roxeth in the urbanisation process and easier access from Central London by rail.

A three-storey Sainsbury's supermarket building was built in the 1960s; it subsequently closed, and after a refit and redesign of its layout (now including an entrance direct to its car park) is now an Aldi.

[2] This recreation ground was donated to the people of South Harrow in the early 20th century and is known as Roxeth Park.

Adherents of many religious denominations have places of worship in South Harrow, including: Anglican, Catholic, Free Church, Methodist, Salvation Army and Welsh Congregational.

In 2010 the borough changed the age ranges catered for, and took the opportunity to replace the additional wing that had been added in 1974 to accommodate year 7.

The new classrooms are used by Reception and by year 6, at the same time a Nursery class was added to the Infant school.

The school served pupils from age 4 to 11 years and had a reputation for academic rigour under the headship of Mrs. Cooper in the 1950s and '60s.

According to 2011 Census data, White British was the largest ethnic group in both wards, 24.8% and 23.1% respectively.

[5] On 7 May 2008 at 9.18pm, two houses were destroyed completely and the third badly damaged by a gas explosion in South Harrow.

[6] Scotland Yard announced that the explosion could have been a murder, but it was later found to be an accident.