| Season | 2021 |
|---|---|
| Dates | 26 March 2021 – 29 October 2021 |
| Champions | Shelbourne (2nd title) |
| Promoted | Shelbourne, UCD |
| Matches played | 180 |
| Goals scored | 366 (2.03 per match) |
| Top goalscorer | Colm Whelan (18 league goals + 3 playoff goals) |
| Biggest home win | UCD 6-0 Galway United (13 August 2021) |
| Biggest away win | Wexford 0–6 UCD (30 April 2021) |
| Highest scoring | Wexford 4-4 Athlone (21 July 2021) |
← 2020 2022 →
All statistics correct as of 30 October 2021. | |
The 2021 League of Ireland First Division season was the 37th season of the League of Ireland First Division, the second tier of Ireland's association football league. The fixture list was released on 8 February 2021 and the competition commenced on 26 March 2021.[1] Shelbourne were confirmed Champions and promoted to the League of Ireland Premier Division on 1 October 2021.[2]