1968 Dáil Constituencies: Yes 39.2% No 60.8%
Referendum on Third Amendment of the Constitution Bill 1968 (Formation of Dáil constituencies)
| Constituency | Yes | No | Turnout | Spoilt | ||
|---|---|---|---|---|---|---|
National Result | 39.2% (424,185) | | 60.8% (656,803) | | 65.8% (1,129,477) | 4.3% (48,489) |
| 39.9% (15,552) | | 60.1% (23,397) | | 71.4% (41,457) | 6.0% (2,508) | |
| 42.3% (9,706) | | 57.7% (13,225) | | 70.8% (24,066) | 4.7% (1,135) | |
| 50.6% (14,323) | | 49.4% (13,996) | | 62.7% (30,081) | 5.9% (1,762) | |
| 39.2% (14,954) | | 60.8% (23,229) | | 66.2% (39,485) | 3.3% (1,302) | |
| 40.4% (14,446) | | 59.6% (21,326) | | 72.2% (37,145) | 3.7% (1,373) | |
| 41.5% (16,789) | | 58.5% (23,649) | | 70.9% (42,172) | 4.1% (1,734) | |
| 38.5% (8,823) | | 61.5% (14,121) | | 69.9% (24,204) | 5.2% (1,260) | |
| 51.8% (11,440) | | 48.2% (10,658) | | 66.6% (23,121) | 4.4% (1,023) | |
| 51.0% (10,744) | | 49.0% (10,340) | | 62.2% (22,145) | 4.8% (1,061) | |
| 32.9% (15,755) | | 67.1% (32,073) | | 63.4% (49,341) | 3.1% (1,513) | |
| 27.4% (5,804) | | 72.6% (15,353) | | 57.9% (21,859) | 3.2% (702) | |
| 30.5% (15,888) | | 69.5% (36,150) | | 65.9% (52,987) | 1.8% (949) | |
| 29.6% (7,429) | | 70.4% (17,656) | | 61.0% (25,619) | 2.1% (534) | |
| 28.9% (8,407) | | 71.1% (20,696) | | 57.6% (30,162) | 3.5% (1,059) | |
| 29.3% (7,557) | | 70.7% (18,240) | | 63.9% (26,307) | 1.9% (510) | |
| 29.2% (9,726) | | 70.8% (23,633) | | 59.6% (34,324) | 2.8% (965) | |
| 29.9% (11,677) | | 70.1% (27,349) | | 63.4% (39,765) | 1.9% (739) | |
| 46.9% (14,716) | | 53.1% (16,643) | | 62.6% (33,231) | 5.6% (1,872) | |
| 50.5% (8,652) | | 49.5% (8,477) | | 52.7% (17,772) | 3.6% (643) | |
| 43.8% (9,264) | | 56.2% (11,880) | | 64.1% (22,292) | 5.1% (1,148) | |
| 48.1% (10,706) | | 51.9% (11,535) | | 66.1% (23,361) | 4.8% (1,120) | |
| 39.3% (11,607) | | 60.7% (17,906) | | 67.0% (30,878) | 4.4% (1,365) | |
| 39.9% (14,163) | | 60.1% (21,345) | | 67.0% (37,420) | 5.1% (1,912) | |
| 37.6% (11,245) | | 62.4% (18,701) | | 67.2% (31,509) | 5.0% (1,563) | |
| 48.6% (11,253) | | 51.4% (11,905) | | 72.4% (24,280) | 4.6% (1,122) | |
| 38.2% (10,714) | | 61.8% (17,309) | | 67.8% (29,673) | 5.6% (1,650) | |
| 40.2% (9,738) | | 59.8% (14,495) | | 67.0% (25,311) | 4.3% (1,078) | |
| 45.9% (7,220) | | 54.1% (8,497) | | 53.8% (16,567) | 5.1% (850) | |
| 43.2% (10,604) | | 56.8% (13,963) | | 62.2% (25,696) | 4.4% (1,129) | |
| 40.4% (9,499) | | 59.6% (14,037) | | 68.5% (24,790) | 5.1% (1,254) | |
| 40.5% (8,744) | | 59.5% (12,862) | | 69.8% (22,741) | 5.0% (1,135) | |
| 41.7% (11,637) | | 58.3% (16,243) | | 69.2% (29,741) | 6.3% (1,861) | |
| 42.5% (11,101) | | 57.5% (15,000) | | 65.8% (27,873) | 6.4% (1,772) | |
| 42.2% (9,606) | | 57.8% (13,179) | | 71.0% (24,177) | 5.8% (1,392) | |
| 45.8% (14,803) | | 54.2% (17,534) | | 74.0% (34,090) | 5.1% (1,753) | |
| 41.6% (10,360) | | 58.4% (14,551) | | 69.7% (26,168) | 4.8% (1,257) | |
| 35.8% (11,433) | | 64.2% (20,542) | | 69.6% (33,443) | 4.4% (1,468) | |
| 34.9% (8,100) | | 65.1% (15,108) | | 65.3% (24,224) | 4.2% (1,016) | |