Electoral results for the district of Collaroy

1971 New South Wales state election: Collaroy ^[4]

Party		Candidate	Votes	%	±%
	Liberal	Robert Askin	15,492	62.0	−9.0
	Australia	Brian Walker	4,922	19.7	+19.7
	Independent	Frederick Adcock	2,429	9.7	+9.7
	Democratic Labor	Lyle Antcliff	1,554	6.2	+6.2
	Independent	Norman Ward	599	2.4	+2.4
Total formal votes			24,996	96.7
Informal votes			841	3.3
Turnout			25,837	91.0
Two-candidate-preferred result
	Liberal	Robert Askin	17,783	71.1	+0.1
	Australia	Brian Walker	7,213	28.9	+28.9
	Liberal hold		Swing	+0.1

1968 New South Wales state election: Collaroy ^[5]

Party		Candidate	Votes	%	±%
	Liberal	Robert Askin	18,415	71.0	−2.2
	Labor	David Lawler	7,532	29.0	+4.6
Total formal votes			25,947	96.5
Informal votes			938	3.5
Turnout			26,885	93.3
	Liberal hold		Swing	−4.4

1965 New South Wales state election: Collaroy ^[6]

Party		Candidate	Votes	%	±%
	Liberal	Robert Askin	19,358	73.2	+0.7
	Labor	William Bramwell	6,458	24.4	−0.2
	Communist	Elfrida Morcom	634	2.4	−0.5
Total formal votes			26,450	98.3	−0.5
Informal votes			453	1.7	+0.5
Turnout			26,903	92.0	−1.3
Two-party-preferred result
	Liberal	Robert Askin	19,485	73.7	+0.6
	Labor	William Bramwell	6,965	26.3	−0.6
	Liberal hold		Swing	+0.6

1962 New South Wales state election: Collaroy ^[7]

Party		Candidate	Votes	%	±%
	Liberal	Robert Askin	16,476	72.5	0.0
	Labor	Peter Hopkins	5,591	24.6	−2.9
	Communist	Stanley Deacon	649	2.9	+2.9
Total formal votes			22,716	98.8
Informal votes			266	1.2
Turnout			22,982	93.3
Two-party-preferred result
	Liberal	Robert Askin	16,606	73.1	+0.6
	Labor	Peter Hopkins	6,110	26.9	−0.6
	Liberal hold		Swing	+0.6

1959 New South Wales state election: Collaroy ^[8]

Party		Candidate	Votes	%	±%
	Liberal	Robert Askin	17,868	71.1
	Labor	Erwin Eder	7,266	28.9
Total formal votes			25,134	98.4
Informal votes			402	1.6
Turnout			25,536	93.4
	Liberal hold		Swing

1956 New South Wales state election: Collaroy ^[9]

Party		Candidate	Votes	%	±%
	Liberal	Robert Askin	18,038	70.1	+6.8
	Independent	Gordon Jones	6,334	24.6	+24.6
	Communist	Elfrida Morcom	1,345	5.2	+5.2
Total formal votes			25,717	97.9	−0.1
Informal votes			557	2.1	+0.1
Turnout			26,274	93.5	+1.2
Two-candidate-preferred result
	Liberal	Robert Askin	18,374	71.4	+8.1
	Independent	Gordon Jones	7,343	28.6	+28.6
	Liberal hold		Swing	N/A

1953 New South Wales state election: Collaroy ^[10]

Party		Candidate	Votes	%	±%
	Liberal	Robert Askin	12,722	63.3
	Labor	Evelyn Barron	7,360	36.7
Total formal votes			20,082	98.0
Informal votes			414	2.0
Turnout			20,496	92.3
	Liberal hold		Swing

1950 New South Wales state election: Collaroy ^[11]

Party		Candidate	Votes	%	±%
	Liberal	Robert Askin	13,107	63.7
	Labor	John Masters	7,472	36.3
Total formal votes			20,579	98.1
Informal votes			404	1.9
Turnout			20,983	92.1
	Liberal notional hold

Collaroy was a new seat created out of the districts of Hornsby and Manly, both of which were held by the Liberal party.