No completed basketball games for October 18, 2021.
Eastern Conference
| W | L | Pct | GB | Strk |
|---|
| Sun | 26 | 6 | .813 | - | W14 |
| Sky | 16 | 16 | .500 | 10 | W1 |
| Liberty | 12 | 20 | .375 | 14 | W1 |
| Mystics | 12 | 20 | .375 | 14 | L2 |
| Dream | 8 | 24 | .250 | 18 | L2 |
| Fever | 6 | 26 | .188 | 20 | L7 |
Western Conference
| W | L | Pct | GB | Strk |
|---|
| Aces | 24 | 8 | .750 | - | W4 |
| Lynx | 22 | 10 | .688 | 2 | W4 |
| Storm | 21 | 11 | .656 | 3 | W1 |
| Mercury | 19 | 13 | .594 | 5 | L3 |
| Wings | 14 | 18 | .438 | 10 | W1 |
| Sparks | 12 | 20 | .375 | 12 | L1 |
Eastern Conference
| Atlantic | W | L | Pct | GB | Strk |
|---|
| 76ers | 49 | 23 | .681 | - | W2 |
| Nets | 48 | 24 | .667 | 1 | W5 |
| Knicks | 41 | 31 | .569 | 8 | W3 |
| Celtics | 36 | 36 | .500 | 13 | L1 |
| Raptors | 27 | 45 | .375 | 22 | L7 |
| Central | W | L | Pct | GB | Strk |
|---|
| Bucks | 46 | 26 | .639 | - | L1 |
| Pacers | 34 | 38 | .472 | 12 | W1 |
| Bulls | 31 | 41 | .431 | 15 | W1 |
| Cavaliers | 22 | 50 | .306 | 24 | L2 |
| Pistons | 20 | 52 | .278 | 26 | L5 |
| Southeast | W | L | Pct | GB | Strk |
|---|
| Hawks | 41 | 31 | .569 | - | W4 |
| Heat | 40 | 32 | .556 | 1 | W1 |
| Wizards | 34 | 38 | .472 | 7 | W2 |
| Hornets | 33 | 39 | .458 | 8 | L5 |
| Magic | 21 | 51 | .292 | 20 | L7 |
Western Conference
| Northwest | W | L | Pct | GB | Strk |
|---|
| Jazz | 52 | 20 | .722 | - | W2 |
| Nuggets | 47 | 25 | .653 | 5 | L1 |
| Trail Blazers | 42 | 30 | .583 | 10 | W1 |
| Timberwolves | 23 | 49 | .319 | 29 | W1 |
| Thunder | 22 | 50 | .306 | 30 | W1 |
| Pacific | W | L | Pct | GB | Strk |
|---|
| Suns | 51 | 21 | .708 | - | W3 |
| Clippers | 47 | 25 | .653 | 4 | L2 |
| Lakers | 42 | 30 | .583 | 9 | W5 |
| Warriors | 39 | 33 | .542 | 12 | W6 |
| Kings | 31 | 41 | .431 | 20 | L3 |
| Southwest | W | L | Pct | GB | Strk |
|---|
| Mavericks | 42 | 30 | .583 | - | L1 |
| Grizzlies | 38 | 34 | .528 | 4 | L1 |
| Spurs | 33 | 39 | .458 | 9 | L4 |
| Pelicans | 31 | 41 | .431 | 11 | L4 |
| Rockets | 17 | 55 | .236 | 25 | L1 |