2025 RFL League One
| 2025 RFL League One | |
|---|---|
| League | League One |
| Duration | 23 February – 7 September 2025 |
| Teams | 11 (10 from 2 April) |
| Matches played | 90 |
| Points scored | 4,077 |
| Highest attendance | 2,310 (Workington v Whitehaven, 18 April) |
| 2025 | |
| Champions | North Wales Crusaders |
| Biggest home win | 74–0 (North Wales Crusaders v Newcastle Thunder, 18 May) |
| Biggest away win | 6–72 (North Wales Crusaders at Newcastle Thunder, 27 July) |
| Top point-scorer(s) | Jake Carter (Workington Town), 161 points |
| Top try-scorer(s) | 21: Sam Wilde (North Wales Crusaders) & Luke Forber (Rochdale Hornets) |
| Withdrew | Cornwall |
The 2025 RFL League One was a professional rugby league football competition played in the United Kingdom and the third tier of the sport for Rugby Football League (RFL) affiliated clubs. The sponsors for the league were the bookmakers, Betfred and the league continued to be known as the Betfred League One.
Eleven teams were due to compete in the league playing 20 matches each over 22 rounds in the regular season. On 2 April, after four rounds had been played, Cornwall announced that the club were withdrawing from the league with immediate effect and would not be fulfilling their remaining fixtures.
Cornwall's membership of the RFL was terminated on 2 May and the club's three results for 2025 expunged. The competition continued as a 10 club league with each team playing 18 games.
The season was the 22nd and final season of the third-tier competition as League One and the Championship merged at the end of the season.