| Competition: | 1. divisjon |
| Season: | 2015 |
| Winners: | Urædd |
| Promoted: | Urædd |
| Relegated: | Haugar Sarpsborg 08 |
| Matches: | 132 |
| Total Goals: | 448 |
| Average Attendance: | 84[1] |
| Prevseason: | 2014 |
| Nextseason: | 2016 |
The 2015 1. divisjon was the second tier of Norwegian women's football in 2015. The season kicked off on 18 April 2015, finishing on 8 November 2015.
The top placed team wase promoted to next year's Toppserien. The second placed team contested a playoff against the 11th placed team from the 2015 Toppserien for the right to play in Toppserien next season.