Joseph Henderson
| Election | Party | Share | 1st Pref | Quotas | Elected |
| 1950 Local Election - Castleblayney |  | 20.1% | 1107 | 1.20 |  |
| 1955 Local Election - Castleblayney | | 17.8% | 1094 | 1.07 | |
| 1960 Local Election - Castleblayney | | 12.5% | 605 | 0.75 |
| Election | Party | Share | 1st Pref | Quotas | Elected |
| 1950 Local Election - Castleblayney | | 20.1% | 1107 | 1.20 | |
| 1955 Local Election - Castleblayney | | 17.8% | 1094 | 1.07 | |
| 1960 Local Election - Castleblayney | | 12.5% | 605 | 0.75 |