Premier Division| ROUND | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 |
| 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | 32 | 33 | 34 | 35 | 36 |
| Season archive |
| Games | Goals | H | D | A | ||||
| 180 | 458 | 2.54 | 76 | 42.22% | 44 | 24.44% | 60 | 33.33% |
| 2021 | Overall | Home | Away | |||||||||||||||||||||
| P | W | D | L | F | A | Gdf | Pts | Form | P | W | D | L | F | A | P | W | D | L | F | A | ||||
| 1 |  | Shamrock Rovers | 36 | 24 | 6 | 6 | 59 | 28 | +31 | 78 | WLWW | 18 | 12 | 5 | 1 | 32 | 13 | 18 | 12 | 1 | 5 | 27 | 15 | |
| 2 | | St. Patrick's | 36 | 18 | 8 | 10 | 56 | 42 | +14 | 62 | OXLX | 18 | 12 | 2 | 4 | 30 | 18 | 18 | 6 | 6 | 6 | 26 | 24 | |
| 3 | | Sligo Rovers | 36 | 16 | 9 | 11 | 43 | 32 | +11 | 57 | XLWW | 18 | 8 | 5 | 5 | 24 | 13 | 18 | 8 | 4 | 6 | 19 | 19 | |
| 4 | | Derry City | 36 | 14 | 12 | 10 | 49 | 42 | +7 | 54 | WWXX | 18 | 6 | 8 | 4 | 26 | 20 | 18 | 8 | 4 | 6 | 23 | 22 | |
| 5 | | Bohemians | 36 | 14 | 10 | 12 | 60 | 46 | +14 | 52 | XWWX | 18 | 9 | 4 | 5 | 38 | 22 | 18 | 5 | 6 | 7 | 22 | 24 | |
| 6 | | Dundalk | 36 | 13 | 9 | 14 | 44 | 46 | -2 | 48 | LWWW | 18 | 9 | 2 | 7 | 24 | 22 | 18 | 4 | 7 | 7 | 20 | 24 | |
| 7 | | Drogheda United | 36 | 12 | 8 | 16 | 45 | 43 | +2 | 44 | LLLO | 18 | 7 | 4 | 7 | 22 | 17 | 18 | 5 | 4 | 9 | 23 | 26 | |
| 8 | | Finn Harps | 36 | 11 | 11 | 14 | 44 | 52 | -8 | 44 | WXXO | 18 | 5 | 6 | 7 | 23 | 22 | 18 | 6 | 5 | 7 | 21 | 30 | |
 | 9 | | Waterford | 36 | 12 | 6 | 18 | 36 | 56 | -20 | 42 | OXLX | 18 | 6 | 4 | 8 | 20 | 29 | 18 | 6 | 2 | 10 | 16 | 27 |
 | 10 | | Longford Town | 36 | 2 | 9 | 25 | 22 | 71 | -49 | 15 | LXLL | 18 | 2 | 4 | 12 | 11 | 32 | 18 | 0 | 5 | 13 | 11 | 39 |
| Friday, 19 November 2021 | ||||||
| 36 | Dundalk | 1-2 | Derry City | |||
| 36 | Shamrock Rovers | 2-1 | Drogheda United | |||
| 36 | Sligo Rovers | 1-1 | Bohemians | |||
| 36 | Waterford | 0-0 | St. Patrick's | |||
| 36 | Finn Harps | 5-0 | Longford Town | |||
| Play-offs | ||||||
| Friday, 26 November 2021 | ||||||
| f | Waterford | 1-2 | UCD | |||
| 21 | +1 | Georgie KELLY (Bohemians, 6p) |
| 15 | Dan MANDROIU (Shamrock Rovers) | |
| 13 | +1 | Mark DOYLE (Drogheda United, 3p) |
| 12 | Patrick HOBAN (Dundalk, 2p) | |
| 11 | +1 | Johnny KENNY (Sligo Rovers, 1p) |
| Matty SMITH (St. Patrick's) | ||
| +2 | Graham BURKE (Shamrock Rovers, 4p) | |
| 10 | John MARTIN (Waterford) | |
| +1 | Tunde OWOLABI (Finn Harps, 1p) | |
| 9 | Liam BURT (Bohemians) | |
| Chris LYONS (Drogheda United, 2p) | ||
| 8 | Adam FOLEY (Finn Harps) | |
| Rory GAFFNEY (Shamrock Rovers) | ||
| +1 | Jamie McGONIGLE (Derry City, 2p) | |
| Chris FORRESTER (St. Patrick's, 2p) | ||
| 7 | Jordan GIBSON (Sligo Rovers, 3p) | |
| Ronan COUGHLAN (St. Patrick's, 1p) | ||
| Ross TIERNEY (Bohemians) | ||
| Junior OGEDI-UZOKWE (Derry City, 1p) | ||
| Billy KING (St. Patrick's) | ||
| Ronan BOYCE (Derry City) |
