1971 European Communities:
Yes 83.1%  No 16.9%

Referendum on Third Amendment of the Constitution Bill 1971 (Accession to the European Communities)

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Constituency Yes No Turnout Spoilt
National Result
83.1%
(1,041,890)
16.9%
(211,891)
70.9%
(1,264,278)
0.8%
(10,497)
83.4%
(36,588)
16.6%
(7,278)
74.6%
(44,298)
1.0%
(432)
88.4%
(24,266)
11.6%
(3,178)
74.3%
(27,724)
1.0%
(280)
86.7%
(22,833)
13.3%
(3,510)
67.4%
(26,572)
0.9%
(229)
88.5%
(22,027)
11.5%
(2,855)
72.1%
(25,096)
0.9%
(214)
84.1%
(31,962)
15.9%
(6,050)
77.3%
(38,201)
0.5%
(189)
85.4%
(32,439)
14.6%
(5,544)
76.6%
(38,318)
0.9%
(335)
84.3%
(21,208)
15.7%
(3,955)
70.1%
(25,320)
0.6%
(157)
83.6%
(22,887)
16.4%
(4,492)
75.4%
(27,519)
0.5%
(140)
87.0%
(24,553)
13.0%
(3,680)
74.3%
(28,452)
0.8%
(219)
91.7%
(22,554)
8.3%
(2,030)
65.6%
(24,881)
1.2%
(297)
84.9%
(22,005)
15.1%
(3,908)
67.8%
(26,123)
0.8%
(210)
76.8%
(22,289)
23.2%
(6,750)
62.7%
(29,311)
0.9%
(272)
79.8%
(32,004)
20.2%
(8,125)
68.7%
(40,381)
0.6%
(252)
82.0%
(26,838)
18.0%
(5,901)
72.7%
(32,943)
0.6%
(204)
78.9%
(26,257)
21.1%
(7,028)
68.2%
(33,487)
0.6%
(202)
78.0%
(31,637)
22.0%
(8,930)
73.4%
(40,748)
0.4%
(181)
76.3%
(22,494)
23.7%
(6,978)
67.0%
(29,736)
0.9%
(264)
76.4%
(25,766)
23.6%
(7,955)
67.5%
(34,007)
0.8%
(286)
81.6%
(20,859)
18.4%
(4,692)
68.0%
(25,730)
0.7%
(179)
73.0%
(19,893)
27.0%
(7,344)
65.5%
(27,336)
0.4%
(99)
84.0%
(34,102)
16.0%
(6,474)
72.6%
(40,779)
0.5%
(203)
90.4%
(21,398)
9.6%
(2,283)
69.3%
(23,799)
0.5%
(118)
78.4%
(17,400)
21.6%
(4,806)
62.0%
(22,310)
0.5%
(104)
75.3%
(18,500)
24.7%
(6,064)
67.2%
(24,866)
1.2%
(302)
79.7%
(19,237)
20.3%
(4,890)
66.9%
(24,353)
0.9%
(226)
83.5%
(23,213)
16.5%
(4,599)
70.0%
(28,055)
0.9%
(243)
86.0%
(35,728)
14.0%
(5,823)
74.2%
(41,804)
0.6%
(253)
78.1%
(25,957)
21.9%
(7,280)
72.6%
(34,105)
2.5%
(868)
87.0%
(22,971)
13.0%
(3,432)
74.1%
(26,605)
0.8%
(202)
85.7%
(28,210)
14.3%
(4,713)
70.7%
(33,310)
1.2%
(387)
85.5%
(24,623)
14.5%
(4,187)
72.2%
(29,084)
0.9%
(274)
89.5%
(20,691)
10.5%
(2,422)
66.9%
(23,304)
0.8%
(191)
89.1%
(19,157)
10.9%
(2,332)
63.6%
(21,690)
0.9%
(201)
83.8%
(23,765)
16.2%
(4,605)
73.4%
(28,640)
0.9%
(270)
87.4%
(23,179)
12.6%
(3,330)
73.8%
(26,709)
0.7%
(200)
87.2%
(22,964)
12.8%
(3,375)
70.7%
(26,654)
1.2%
(315)
86.4%
(22,915)
13.6%
(3,598)
70.4%
(26,779)
1.0%
(266)
83.8%
(22,147)
16.2%
(4,286)
76.7%
(26,654)
0.8%
(221)
83.9%
(29,343)
16.1%
(5,638)
76.6%
(35,345)
1.0%
(364)
82.9%
(24,086)
17.1%
(4,964)
73.9%
(29,218)
0.6%
(168)
80.1%
(28,635)
19.9%
(7,105)
72.2%
(36,015)
0.8%
(275)
80.2%
(22,310)
19.8%
(5,502)
71.1%
(28,017)
0.7%
(205)