| Election For | Date | Votes | Registered Voters | Turnout |
|---|---|---|---|---|
| Irish Presidency | 2025-11-11 | - | - | - |
| Irish Dáil | 2024-11-29 | - | - | - |
| Referendum | 2024-03-08 | 1,525,221 | 3,438,566 | 44.36 |
| Irish Dáil | 2020-02-08 | 2,202,192 | 3,502,044 | 62.88 |
| Referendum | 2019-05-24 | 1,727,056 | 3,397,636 | 50.83 |
| Referendum | 2018-10-26 | 1,467,458 | 3,401,681 | 43.14 |
| Irish Presidency | 2018-10-26 | 1,473,900 | 3,401,681 | 43.33 |
| Referendum | 2018-05-25 | 2,159,655 | 3,367,556 | 64.13 |
| Irish Dáil | 2016-02-26 | 2,132,795 | 3,202,442 | 66.6 |
| Referendum | 2015-05-22 | 1,949,438 | 3,221,681 | 60.51 |
| Referendum | 2015-05-22 | 1,949,725 | 3,221,681 | 60.52 |
| Referendum | 2013-10-04 | 1,240,729 | 3,167,384 | 39.17 |
| Referendum | 2012-11-10 | 1,066,239 | 3,183,686 | 33.49 |
| Referendum | 2012-05-31 | 1,591,385 | 3,144,828 | 50.6 |
| Irish Presidency | 2011-10-27 | 1,790,438 | 3,191,157 | 56.11 |
| Referendum | 2011-10-27 | 1,785,707 | 3,191,157 | 55.96 |
| Irish Dáil | 2011-02-25 | 2,243,176 | 3,209,177 | 69.9 |
| Referendum | 2009-10-02 | 1,816,098 | 3,078,132 | 59.0 |
| Referendum | 2008-06-12 | 1,621,037 | 3,051,278 | 53.13 |
| Irish Dáil | 2007-05-24 | 2,085,245 | 3,110,914 | 67.03 |
| Referendum | 2002-10-19 | 1,446,588 | 2,923,918 | 49.47 |
| Irish Dáil | 2002-05-18 | 1,878,609 | 3,002,173 | 62.57 |
| Referendum | 2002-03-06 | 1,247,526 | 2,741,262 | 45.51 |
| Referendum | 1998-05-22 | 1,545,395 | 2,741,262 | 56.38 |