| Competition: | 1.Lig |
| Season: | 1970–71 |
| Winners: | Galatasaray 4th title |
| Relegated: | Ankara Demirspor Türk Telekomspor |
| Continentalcup1: | European Cup |
| Continentalcup1 Qualifiers: | Galatasaray |
| Continentalcup2: | Cup Winners' Cup |
| Continentalcup2 Qualifiers: | Eskişehirspor |
| Continentalcup3: | UEFA Cup |
| Continentalcup3 Qualifiers: | Fenerbahçe |
| League Topscorer: | Ogün Altıparmak (16 goals) |
| Matches: | 240 |
| Total Goals: | 445 |
| Prevseason: | 1969–70 |
| Nextseason: | 1971–72 |
The following are the statistics of the Turkish First Football League for the 1970–71 season.
It was contested by 16 teams, and Galatasaray S.K. won the championship.