Electoral results for the district of Mundaring

This is a list of electoral results for the Electoral district of Mundaring in Western Australian state elections.

Members for Mundaring

Member		Party	Term
	James Moiler	Labor	1974–1977
	Tom Herzfeld	Liberal	1977–1983
	Gavan Troy	Labor	1983–1989

Election results

Elections in the 1980s

1986 Western Australian state election: Mundaring

Party		Candidate	Votes	%	±%
	Labor	Gavan Troy	5,170	53.2	+5.2
	Liberal	Steven Hart	4,150	42.7	−5.6
	Democrats	Rodney Gibbs	398	4.1	+0.5
Total formal votes			9,718	98.1	+0.6
Informal votes			190	1.9	−0.6
Turnout			9,908	91.2	+1.9
Two-party-preferred result
	Labor	Gavan Troy	5,374	55.3	+5.2
	Liberal	Steven Hart	4,344	44.7	−5.2
	Labor hold		Swing	+5.2

1983 Mundaring state by-election

Party		Candidate	Votes	%	±%
	Labor	Gavan Troy	3,645	50.3	+2.3
	Liberal	Tom Herzfeld	3,387	46.7	−1.6
	Democrats	Bryan Scott-Courtland	182	2.5	−1.1
	Independent	Francesco Nesci	31	0.4	+0.4
Total formal votes			7,245	98.6	+1.1
Informal votes			105	1.4	−1.1
Turnout			7,350	79.6	−9.7
	Labor hold		Swing	N/A

• Preferences were not distributed.

1983 Western Australian state election: Mundaring

Party		Candidate	Votes	%	±%
	Liberal	Tom Herzfeld	3,886	48.3
	Labor	Gavan Troy	3,862	48.0
	Democrats	Bryan Scott-Courtland	292	3.6
Total formal votes			8,040	97.5
Informal votes			202	2.5
Turnout			8,242	89.3
Two-party-preferred result
	Labor	Gavan Troy	4,028	50.1
	Liberal	Tom Herzfeld	4,012	49.9
	Labor gain from Liberal		Swing

1980 Western Australian state election: Mundaring

Party		Candidate	Votes	%	±%
	Liberal	Tom Herzfeld	3,588	46.5	−2.7
	Labor	William Bartholomaeus	3,427	44.4	−2.5
	National Country	Michael Johnson	697	9.0	+9.0
Total formal votes			7,712	97.1	+0.7
Informal votes			226	2.9	−0.7
Turnout			7,938	89.1	−0.6
Two-party-preferred result
	Liberal	Tom Herzfeld	4,125	53.5	+1.3
	Labor	William Batholomaeus	3,587	46.5	−1.3
	Liberal hold		Swing	+1.3

Elections in the 1970s

1977 Western Australian state election: Mundaring

Party		Candidate	Votes	%	±%
	Liberal	Tom Herzfeld	3,409	49.2
	Labor	James Moiler	3,250	46.9
	Progress	Bryan Scott-Courtland	274	3.9
Total formal votes			6,933	96.4
Informal votes			257	3.6
Turnout			7,190	89.7
Two-party-preferred result
	Liberal	Tom Herzfeld	3,617	52.2	+3.8
	Labor	James Moiler	3,316	47.8	−3.8
	Liberal gain from Labor		Swing	+3.8

1974 Western Australian state election: Mundaring

Party		Candidate	Votes	%	±%
	Labor	James Moiler	4,119	54.5
	Liberal	Andrew Hugh	2,803	37.1
	National Alliance	Ivan Sands	640	8.5
Total formal votes			7,562	97.4
Informal votes			203	2.6
Turnout			7,765	91.1
Two-party-preferred result
	Labor	James Moiler	4,215	55.7
	Liberal	Andrew Hugh	3,347	44.3
	Labor hold		Swing