2017–18 Ligue 2
The 2017–18 Ligue 2 season was the 79th season since its establishment.
Teams
There are 20 clubs in the league, with three promoted teams from Championnat National replacing the three teams that were relegated from Ligue 2 following the 2016–17 season. All clubs that secured Ligue 2 status for the season were subject to approval by the DNCG before becoming eligible to participate.Team changes
Promoted from 2016–17 Championnat National- Quevilly-Rouen
- Châteauroux
- Paris FC
- Nancy
- Lorient
- Troyes
- Amiens
- Strasbourg
- Laval
- Red Star
Stadia and locations
| Club | Location | Venue | Capacity |
| Ajaccio | Stade François Coty | 10,446 | |
| Auxerre | Stade de l'Abbé-Deschamps | 21,379 | |
| Bourg-en-Bresse | Stade Marcel-Verchère | 11,400 | |
| Brest | Stade Francis-Le Blé | 15,097 | |
| Châteauroux | Stade Gaston Petit | 17,173 | |
| Clermont-Ferrand | Stade Gabriel Montpied | 11,980 | |
| Ajaccio | Stade Ange Casanova | 8,000 | |
| Le Havre | Stade Océane | 25,000 | |
| Lens | Stade Bollaert-Delelis | 38,223 | |
| Lorient | Stade du Moustoir | 18,890 | |
| Tomblaine | Stade Marcel Picot | 20,087 | |
| Nîmes | Stade des Costières | 18,482 | |
| Niort | Stade René Gaillard | 10,886 | |
| Orléans | Stade de la Source | 7,000 | |
| Paris | Stade Charléty | 20,000 | |
| Le Petit-Quevilly | Stade Robert Diochon | 12,018 | |
| Reims | Stade Auguste Delaune | 21,684 | |
| Montbéliard | Stade Auguste Bonal | 20,000 | |
| Tours | Stade de la Vallée du Cher | 16,247 | |
| Valenciennes | Stade du Hainaut | 25,172 |
Personnel and kits
1Subject to change during the season.Managerial changes
League table
Results
Promotion play-offs
A promotion play-off competition was held at the end of the season, involving the 3rd, 4th and 5th-placed teams in 2017–18 Ligue 2, and the 18th-placed team in 2017–18 Ligue 1.The quarter-final was played on 15 May, the semi-final on 18 May and the final on 23 and 27 May 2018.
Quarter-final
Semi-final
;NotesRelegation play-offs
A relegation play-off was held at the end of the season between the 18th-placed Ligue 2 team and the 3rd-placed team of 2017–18 Championnat National. This was played over two legs on 22 and 27 May 2018.----
Grenoble are promoted to 2018–19 Ligue 2
Top scorers
| Rank | Player | Club | Goals |
| 1 |  Umut Bozok | Nîmes | 24 |
| 2 |  Rachid Alioui | Nîmes | 17 |
| 2 |  Theoson Siebatcheu | Reims | 17 |
| 2 | Jean-Philippe Mateta | Le Havre | 17 |
| 5 |  Dona Ndoh | Niort | 15 |
| 6 | Ludovic Ajorque | Clermont | 14 |
| 6 |  Pablo Chavarría | Reims | 14 |
| 8 | Ghislain Gimbert | Ajaccio | 13 |
| 8 | Riad Nouri | Ajaccio | 13 |
| 10 | Florian Martin | Sochaux | 12 |
| 10 | Yoane Wissa | Ajaccio/Lorient | 12 |
| 10 |  Yannick Gomis | Orléans | 12 |
| 10 | Malik Tchokounté | Paris | 12 |