| Name | Mannschaft | Zeit | ||
|---|---|---|---|---|
| 1 |  | Emma McKeon | Emma McKeon | 51.96s |
| 2 |  | Siobhan Haughey | Siobhan Haughey | +0.31s |
| 3 | | Cate Campbell | Cate Campbell | +0.56s |
| 4 |  | Penny Oleksiak | Penny Oleksiak | +0.63s |
| 5 |  | Sarah Sjöström | Sarah Sjöström | +0.72s |
| 6 |  | Femke Heemskerk | Femke Heemskerk | +0.83s |
| 7 |  | Anna Hopkin | Anna Hopkin | +0.87s |
| 8 |  | Abbey Weitzeil | Abbey Weitzeil | +1.27s |
| # | Land | Gold | Silber | Bronze | Gesamt | |
|---|---|---|---|---|---|---|
| 1 | | USA | 39 | 41 | 33 | 113 |
| 2 |  | China | 38 | 32 | 19 | 89 |
| 3 |  | Japan | 27 | 14 | 17 | 58 |
| 4 | | Grossbritannien | 22 | 20 | 22 | 64 |
| 5 |  | Russian Olympic Committee | 20 | 28 | 23 | 71 |
| 6 | | Australien | 17 | 7 | 22 | 46 |
| 7 | | Niederlande | 10 | 12 | 14 | 36 |
| 24 |  | Schweiz | 3 | 4 | 6 | 13 |
