The 1923–24 Northern Football League season was the 31st in the history of the Northern Football League, a football competition in Northern England.
| Competition: | Northern League |
| Season: | 1923–24 |
| Winners: | Tow Law Town |
| Matches: | 210 |
| Total Goals: | 774 |
| Prevseason: | 1922–23 |
| Nextseason: | 1924–25 |
The league featured 14 clubs which competed in the last season, along with one new club: