Letterkenny United 
Active tournaments
Letterkenny United is still active in the following tournaments or competitions.
| Tournament | Position | Season |
|---|---|---|
| European League Q3 | - | 80 |
| European League Q3 | ? | 81 |
| Super Cup of Republic of Ireland season 80 | ? | 80 |
| League of Republic of Ireland | 2 | 80 |
Previous tournaments
Other tournaments Letterkenny United has participated in.
International
| Tournament | Position | Season |
|---|---|---|
| European League Poff | - | 79 |
| European Champions League Q2 | - | 78 |
| European League Q3 | - | 77 |
| European League Q3 | - | 76 |
| European League Groups | - | 75 |
| European Champions League Groups | - | 74 |
Super Cup
| Tournament | Position | Season |
|---|---|---|
| Super Cup of Republic of Ireland season 79 | RU | 79 |
| Super Cup of Republic of Ireland season 78 | W | 78 |
| Super Cup of Republic of Ireland season 77 | RU | 77 |
Cup
League
| Tournament | Position | Season |
|---|---|---|
| League of Republic of Ireland | 2 | 79 |
| League of Republic of Ireland | 2 | 78 |
| League of Republic of Ireland | 1 | 77 |
| League of Republic of Ireland | 3 | 76 |
| League of Republic of Ireland | 3 | 75 |
| League of Republic of Ireland | 2 | 74 |
U21 Youth Cup
| Tournament | Position | Season |
|---|---|---|
| U21 Youth Cup of Republic of Ireland season 76 | - | 76 |
| U21 Youth Cup of Republic of Ireland season 75 | RU | 75 |
| U21 Youth Cup of small countries season 74 | - | 74 |
Friendly cups
| Tournament | Position | Season |
|---|---|---|
| LKS Cup season 74 | W | 74 |
Museum