In 1789 Governor Phillip reserved large areas to the north and west of Rosehill for the use of Government stock - the present Northmead and Westmead.

[2] North Rocks (Hunts and Darling Mills Creeks) was originally occupied by the Burramattagal clan (burra - eels and fish, matta – place of fresh running water) who were part of the Darug nation.

One noted incident was the hold-up of Dr Sherwin in 1830 by John Macnamara and William Dalton, which resulted in the ex-convicts' demise.

[5] In 1841 when it was decided to build a new gaol at Parramatta, a contractor bought the Rocks as they consisted of the best sandstone in the district - and were very conveniently situated.

Further inroads were made on what was left when the wall of masonry was erected in 1855-56 which held back the waters of Lake Parramatta.

[6] A North Rocks Post Office first opened on 1 February 1894; it was renamed Forrester later that year, Maraylya in 1921 and closed in 1970.

[8] North Rocks came to public attention on 21 July 2023, when a wild car chase lasting almost an hour came to an end as a Hyundai Sonata displaying Queensland number plates crashed into a set of traffic lights.

[10] A small group of shops is also located on the opposite side, around the intersection of North Rocks Road and Lawndale Avenue.

There are also local softball, soccer, rugby clubs and the Murri-Yanna Track in Bidjigal Reserve which can be accessed from Whitbread Place.

The 2021 census conducted by the Australian Bureau of Statistics reports the population of North Rocks as 9,136 residents, with 4,477 males and 4,659 females.