Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 09/2009 |  | David Rojina | DF |  | Socio Águila | Socio Águila |
| 08/2009 |  | Gary Cronin | MF | |||
| 07/2009 | | Andy McNulty | GK |  | Inverness CT | Inverness |
| 07/2009 | | David O'Neill | MF | |||
| 01/2009 | | Brian Kane | GK | |||
| 01/2009 | | Chris Deans | DF |  | Sporting Fingal | Sporting Fingal |
| 01/2009 | | Philip Knight | DF | |||
| 01/2009 | | David Mulcahy | DF |  | Cork City | Cork City |
| 01/2009 | | David Webster | DF | |||
| 01/2009 | | Stephen Brennan | MF |  | St Patrick's Athletic | St Patrick's A |
| 01/2009 | | Daire Doyle | MF |  | Longford Town | Longford Town |
| 01/2009 | | Darren Dunne | MF | |||
| 01/2009 | | Daryl Robson | MF |  | Galway United (old) | Galway United |
| 01/2009 | | Chris Shields | MF | |||
| 01/2009 | | John Broderick | FW |  | Kildare County | Kildare County |
| 01/2009 | | Paul Byrne | FW | | Sporting Fingal | Sporting Fingal |
| 01/2009 | | John Flood | FW | |||
| 01/2009 | | Darren Forsyth | FW |  | UC Dublin | UC Dublin |
| 01/2009 | | Jake Kelly | FW | |||
| 01/2009 | | Shane O'Neill | FW | |||
| 01/2009 | | Eddie Gormley | MA |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 07/2009 | | Darren Forsyth | FW |  | Gateshead FC | Gateshead |
| 01/2009 | | Alan Gough | GK | | Longford Town | Longford Town |
| 01/2009 |  | Gabriel Sava | GK |  | Drogheda United | Drogheda |
| 01/2009 | | Kevin Doherty | DF |  | Shelbourne FC | Shelbourne FC |
| 01/2009 | | Ray Kenny | DF | | Longford Town | Longford Town |
| 01/2009 | | Alan Cawley | MF | | St Patrick's Athletic | St Patrick's A |
| 01/2009 | | Mark Duggan | MF | | Drogheda United | Drogheda |
| 01/2009 | | Gavin Whelan | MF | | Drogheda United | Drogheda |
| 01/2009 | | Ger Rowe | FW |  | Dundalk FC | Dundalk |