Statistics of Primera División Uruguaya for the 1966 season.
It was contested by 10 teams, and Nacional won the championship.
| Pos | Team | Pld | W | D | L | GF | GA | GD | Pts |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Nacional | 18 | 11 | 6 | 1 | 28 | 6 | +22 | 28 |
| 2 | Peñarol | 18 | 10 | 6 | 2 | 31 | 11 | +20 | 26 |
| 3 | Cerro | 18 | 9 | 5 | 4 | 31 | 15 | +16 | 23 |
| 4 | Rampla Juniors | 18 | 9 | 4 | 5 | 26 | 18 | +8 | 22 |
| 5 | Danubio | 18 | 8 | 6 | 4 | 24 | 15 | +9 | 22 |
| 6 | Sud América | 18 | 4 | 6 | 8 | 15 | 30 | −15 | 14 |
| 7 | Montevideo Wanderers | 18 | 5 | 3 | 10 | 18 | 29 | −11 | 13 |
| 8 | Defensor | 18 | 3 | 6 | 9 | 9 | 24 | −15 | 12 |
| 9 | Fénix | 18 | 3 | 4 | 11 | 15 | 30 | −15 | 10 |
| 10 | Racing Montevideo | 18 | 4 | 2 | 12 | 23 | 42 | −19 | 10 |
