The Aston by-election was caused by the death of the Liberal member, Peter Nugent, on April 24, 2001.
Nugent first won the seat in 1990, holding it again in the elections of 1993, 1996 and 1998.
In 1998, Nugent’s two-party-preferred margin was 4.24%.
The by-election was by Chris Pearce for the Liberal Party with 50.58% of the two-party vote. There was a two-party swing of 3.66% against the Liberal Party. The Liberal Party primary vote declined by 7.76% to 40.73%. The ALP’s primary vote also fell by 1.55% to 36.96%.