| Competition: | TFF First League |
| Season: | 2017–18 |
| Winners: | Çaykur Rizespor |
| Promoted: | Çaykur Rizespor MKE Ankaragücü BB Erzurumspor |
| Relegated: | Samsunspor Manisaspor Gaziantepspor |
| Matches: | 306 |
| Total Goals: | 869 |
| Longest Wins: | Gazişehir Gaziantep (6 matches) |
| Longest Unbeaten: | Çaykur Rizespor (13 matches) |
| Longest Winless: | Gaziantepspor (10 matches) |
| Longest Losses: | Gaziantepspor (24 matches) |
| Prevseason: | 2016–17 |
| Nextseason: | 2018–19 |
The 2017–18 TFF First League is the 17th season since the league was established in 2001 and 55th season of the second-level football league of Turkey since its establishment in 1963–64.
| Team | Home city | Stadium | Capacity | |
|---|---|---|---|---|
| Adana Demirspor | Adana | Adana 5 Ocak Stadium | 14,805 | |
| Adanaspor | Adana | Adana 5 Ocak Stadium | 14,805 | |
| Altınordu | İzmir | 51,295 | ||
| Ankaragücü | Ankara | Ankara 19 Mayıs Stadium | 19,219 | |
| Balıkesirspor | Balıkesir | Balıkesir Atatürk Stadium | 15,800 | |
| Boluspor | Bolu | Bolu Atatürk Stadium | 8,881 | |
| Denizlispor | Denizli | Denizli Atatürk Stadium | 15,420 | |
| Elazığspor | Elazığ | Elazığ Atatürk Stadium | 13,923 | |
| Erzurum BB | Erzurum | Kazım Karabekir Stadium | 23,700 | |
| Eskişehirspor | Eskişehir | Eskişehir Atatürk Stadium | 13,520 | |
| Gaziantepspor | Gaziantep | Kalyon Stadium | 35,558 | |
| Gazişehir Gaziantep | Gaziantep | Kalyon Stadium | 35,558 | |
| Giresunspor | Giresun | Giresun Atatürk Stadium | 12,191 | |
| İstanbulspor | Istanbul | Bahçelievler Stadium | 4,100 | |
| Manisaspor | Manisa | Manisa 19 Mayıs Stadium | 18,881 | |
| Rizespor | Rize | Yeni Rize Şehir Stadı | 15,558 | |
| Samsunspor | Samsun | Samsun 19 Mayıs Stadium | 16,480 | |
| Ümraniyespor | Istanbul | Ümraniye Town Stadium | 15,000 |
Davit Janelidze
