| Year: | 1900–1901 |
| Team Colour: |
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| Font Colour: |
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| League: | Lancashire Championship |
| League Link: | 1900–01 Northern Rugby Football Union season |
| League Rank: | 13th |
| League Wins: | 6 |
| League Draws: | 2 |
| League Losses: | 18 |
| Points For: | 82 |
| Points Against: | 228 |
| Cup: | Challenge Cup |
| Cup Result: | Third round |
| Cup Wins: | 2 |
| Cup Losses: | 1 |
| List: | yes |
| List Link: | List of St Helens RLFC seasons |
The 1900–01 St Helens R.F.C. season was the club's sixth in the Northern Rugby Football Union, the 27th in their history. In their lowest ever finish in a rugby league competition, coming only a year after their most fruitful one, the club finished 13th in the Lancashire Senior Championship, having two points docked for breach of professional rules in the process.[1] In the Challenge Cup, the club were knocked out in the third round by Batley.
| width=20 abbr="Position" | width=175 | Team | width=20 abbr="Played" | Pld | width=20 abbr="Won" | W | width=20 abbr="Drawn" | D | width=20 abbr="Lost" | L | width=20 abbr="Points for" | PF | width=20 abbr="Points against" | PA | width=20 abbr="Points" | Pts | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Oldham | 26 | 22 | 1 | 3 | 301 | 67 | 45 | |||||||||
| 2 | Swinton | 26 | 21 | 2 | 3 | 283 | 66 | 44 | |||||||||
| 3 | Runcorn | 26 | 20 | 0 | 6 | 240 | 100 | 40 | |||||||||
| 4 | Broughton Rangers | 26 | 17 | 2 | 7 | 211 | 84 | 36 | |||||||||
| 5 | Salford | 26 | 15 | 0 | 11 | 229 | 149 | 30 | |||||||||
| 6 | Warrington | 26 | 12 | 3 | 11 | 149 | 126 | 27 | |||||||||
| 7 | Leigh | 26 | 12 | 2 | 12 | 157 | 143 | 26 | |||||||||
| 8 | Barrow | 26 | 10 | 2 | 14 | 140 | 169 | 22 | |||||||||
| 9 | Wigan | 26 | 8 | 3 | 15 | 98 | 227 | 19 | |||||||||
| 10 | Rochdale Hornets | 26 | 8 | 2 | 16 | 103 | 257 | 18 | |||||||||
| 11 | Millom | 26 | 8 | 0 | 18 | 85 | 194 | 16 | |||||||||
| 12 | Stockport | 26 | 6 | 3 | 17 | 102 | 184 | 15 | |||||||||
| 13 | St. Helens | 26 | 6 | 2 | 18 | 82 | 228 | 12* | |||||||||
| 14 | Widnes | 26 | 6 | 0 | 20 | 85 | 271 | 12 | |||||||||