Electoral results for the district of Arncliffe

1938 New South Wales state election: Arncliffe ^[4]

Party		Candidate	Votes	%	±%
	Labor	Joseph Cahill	9,885	51.9	+5.8
	United Australia	Ernest Barton	9,156	48.1	+4.2
Total formal votes			19,041	98.5	+1.0
Informal votes			297	1.5	−1.0
Turnout			19,338	97.2	−0.4
	Labor hold		Swing	+0.3

1935 New South Wales state election: Arncliffe ^[5]

Party		Candidate	Votes	%	±%
	Labor (NSW)	Joseph Cahill	8,438	46.1	+0.5
	United Australia	Horace Harper	8,036	43.9	−4.4
	Federal Labor	Northey Du Maurier	959	5.2	0.0
	Independent	William Yewdall	666	3.6	+3.6
	Centre	Enoch Jones	199	1.1	+1.1
Total formal votes			18,298	97.5	−1.0
Informal votes			471	2.5	+1.0
Turnout			18,769	97.6	0.0
Two-party-preferred result
	Labor (NSW)	Joseph Cahill	9,439	51.6	+3.1
	United Australia	Horace Harper	8,859	48.4	−3.1
	Labor (NSW) gain from United Australia		Swing	+3.1

1932 New South Wales state election: Arncliffe ^[6]

Party		Candidate	Votes	%	±%
	United Australia	Horace Harper	8,692	48.3	+15.7
	Labor (NSW)	Joseph Cahill	8,208	45.6	−20.7
	Federal Labor	Patrick Coyne	932	5.2	+5.2
	Communist	Frederick Farrall	173	1.0	−0.2
Total formal votes			18,005	98.5	+0.6
Informal votes			282	1.5	−0.6
Turnout			18,287	97.6	+2.2
Two-party-preferred result
	United Australia	Horace Harper	9,280	51.5
	Labor (NSW)	Joseph Cahill	8,725	48.5
	United Australia gain from Labor (NSW)		Swing	N/A

1930 New South Wales state election: Arncliffe ^[7]

Party		Candidate	Votes	%	±%
	Labor	Joseph Cahill	11,585	66.3
	Nationalist	David Rogers	5,696	32.6
	Communist	Frederick Farrall	204	1.2
Total formal votes			17,485	97.9
Informal votes			368	2.1
Turnout			17,853	95.4
	Labor win		(new seat)

Joseph Cahill (Labor) was the sitting member for the abolished district of St George which was largely replaced by Arncliffe.