| Competition: | 1. divisjon |
| Season: | 2017 |
| Winners: | Lyn |
| Promoted: | Lyn |
| Relegated: | KIL/Hemne Kongsvinger |
| Matches: | 132 |
| Total Goals: | 426 |
| Average Attendance: | 117[1] |
| Prevseason: | 2016 |
| Nextseason: | 2018 |
The 2017 1. divisjon was the second tier of Norwegian women's football in 2017. The season kicked off on 17 April 2017, finishing on 4 November 2017.
The top placed team was promoted to next year's Toppserien. The second placed team contested a playoff against the 11th placed team from the 2017 Toppserien for the right to play in Toppserien next season.