The 1970–71 SM-sarja season was the 40th season of the SM-sarja, the top level of ice hockey in Finland. 12 teams participated in the league, and Ässat Pori won the championship.
| Club | GP | W | T | L | GF–GA | Pts | ||
|---|---|---|---|---|---|---|---|---|
| 1. | 22 | 17 | 2 | 3 | 118:65 | 36 | ||
| 2. | 22 | 16 | 1 | 5 | 126:64 | 33 | ||
| 3. | 22 | 14 | 3 | 5 | 100:64 | 31 | ||
| 4. | 22 | 14 | 2 | 6 | 121:64 | 30 | ||
| 5. | 22 | 11 | 4 | 7 | 112:82 | 26 | ||
| 6. | 22 | 11 | 4 | 7 | 98:70 | 26 | ||
| 7. | 22 | 9 | 2 | 11 | 90:112 | 20 | ||
| 8. | 22 | 7 | 3 | 12 | 92:95 | 17 | ||
| 9. | 22 | 6 | 2 | 14 | 71:101 | 14 | ||
| 10. | 22 | 6 | 1 | 15 | 75:106 | 13 | ||
| 11. | 22 | 5 | 2 | 15 | 61:125 | 12 | ||
| 12. | 22 | 3 | 0 | 19 | 60:176 | 6 |
| Club | GP | W | T | L | GF–GA | Pts | ||
|---|---|---|---|---|---|---|---|---|
| 1. | 32 | 22 | 4 | 6 | 140:88 | 48 | ||
| 2. | 32 | 20 | 3 | 9 | 145:97 | 43 | ||
| 3. | 32 | 19 | 2 | 11 | 145:97 | 40 | ||
| 4. | 32 | 17 | 5 | 10 | 157:94 | 39 | ||
| 5. | 32 | 16 | 4 | 12 | 147:119 | 36 | ||
| 6. | 32 | 15 | 6 | 11 | 135:114 | 36 |