Template:2021 RFL League 1 regular season table
| Pos | Team | Pld | W | D | L | PF | PA | PP | Pts | PCT | Qualification |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  Barrow Raiders
|
17 | 13 | 1 | 3 | 596 | 275 | 216.7 | 27 | 79.41 | Champions & promoted to Championship |
| 2 |  Workington Town
|
15 | 10 | 1 | 4 | 471 | 310 | 151.9 | 21 | 70.00 | Advance to qualifying semi-final |
| 3 |  North Wales Crusaders
|
17 | 11 | 0 | 6 | 539 | 410 | 131.5 | 22 | 64.71 | Advance to qualifying play-off |
| 4 |  Keighley Cougars
|
18 | 11 | 1 | 6 | 612 | 385 | 159.0 | 23 | 63.89 | |
| 5 |  Doncaster
|
17 | 9 | 3 | 5 | 472 | 392 | 120.4 | 21 | 61.76 | Advance to elimination play-off |
| 6 |  Hunslet
|
18 | 9 | 3 | 6 | 564 | 435 | 129.7 | 21 | 58.33 | |
| 7 |  Rochdale Hornets
|
17 | 8 | 1 | 8 | 505 | 488 | 103.5 | 17 | 50.00 | |
| 8 |  Coventry Bears
|
17 | 6 | 0 | 11 | 405 | 532 | 76.1 | 12 | 35.29 | |
| 9 |  London Skolars
|
18 | 3 | 1 | 14 | 372 | 605 | 61.5 | 7 | 19.44 | |
| 10 |  West Wales Raiders
|
18 | 0 | 1 | 17 | 238 | 942 | 25.3 | 1 | 2.78 |
Source: [1]
Rules for classification: 1) win percentage; 2) points scored percentage (points scored divided by points conceded).
Rules for classification: 1) win percentage; 2) points scored percentage (points scored divided by points conceded).