As well as Mount Lawley, the suburbs of Yokine, Menora and Coolbinia are part of the district, as are sections of Dianella and Inglewood.

In the 1962 election, following another redistribution, Oldfield returned to Maylands, whilst North Perth MLA Ray O'Connor won in Mount Lawley.

He was to serve the district for 22 years, and the State as a minister in the Court government and ultimately as Premier of Western Australia from 25 January 1982 until 19 February 1983.

The seat of Yokine, which covered much of the original Mount Lawley's area, was held by Liberal minister Dr Kim Hames until the 2001 election, when he was defeated by the Labor candidate and former Assistant Police Commissioner Bob Kucera.

[7] The 2008 state election saw Brown defeated by Liberal candidate Michael Sutherland.