| Season: | 2005 |
| League Result: | 3rd |
| Cup2 Result: | Second round |
| Cup3 Result: | Semi-finals |
| Cup4 Result: | Runners-Up |
| League Topscorer: | Jason Byrne (22) |
| Season Topscorer: | Jason Byrne (30) |
| Pattern B1: | _redcollar |
| Leftarm1: | EE0000 |
| Body1: | EE0000 |
| Rightarm1: | EE0000 |
| Shorts1: | FFFFFF |
| Socks1: | EE0000 |
| Pattern B2: | _collarblue |
| Leftarm2: | FFFF00 |
| Body2: | FFFF00 |
| Rightarm2: | FFFF00 |
| Shorts2: | 0000FF |
| Socks2: | 0000FF |
| Pattern La3: | _navyshoulders |
| Pattern B3: | _vneckwhite |
| Pattern Ra3: | _navyshoulders |
| Leftarm3: | 6EC6F1 |
| Body3: | 6EC6F1 |
| Rightarm3: | 6EC6F1 |
| Shorts3: | 260751 |
| Socks3: | 6EC6F1 |
| Nextseason: | 2006 Season |
In the 2005 season, Shelbourne finished 3rd in the League of Ireland Premier Division.
Manager: Pat Fenlon
Assistant Manager: Eamon Collins
(Captain)
Shelbourne won 6 – 2 on aggregate
Steaua Bucharest won 4 – 1 on aggregate
See main article: 2005 Setanta Cup.
As of November 18, 2005.
|}
| Position | Goalscorer | Total Goals | League Goals | Cup Goals |
|---|---|---|---|---|
| 1 |  Jason Byrne | 30 | 22 | 8 |
| 2 | Glen Crowe | 12 | 8 | 4 |
| 3 | Richie Baker | 8 | 6 | 2 |
| 4 | Gary O'Neill | 7 | 7 | 0 |
| 5 | Stuart Byrne | 5 | 5 | 0 |
| 6 | Owen Heary | 4 | 3 | 1 |
| Wes Hoolahan | 4 | 4 | 0 | |
| 8 | Dave Rogers | 3 | 3 | 0 |
| 9 | Jamie Harris | 2 | 1 | 1 |
| 10 | Glen Fitzpatrick | 1 | 1 | 0 |
| Colin Hawkins | 1 | 0 | 1 | |
| Alan Moore | 1 | 1 | 0 | |
 Joseph Ndo | 1 | 1 | 0 |