| S | NHIAA State Records | 55.42 | Grace Devanny | Concord | 2019 |
| Athlete | Yr. | Team | Seed | |
|---|---|---|---|---|
| 1 | BARBER, Harriet | SO | Central | 58.06 |
| 2 | CHIRICHELLA, Liliana | SR | Monadnock | 59.33 |
| 3 | THOMAS, Jhanelle | FR | Nashua North | 59.55 |
| 4 | LOPASHANSKI, Piper | FR | Kennett | 1:00.04 |
| 5 | DUCHARME, Samantha | SO | Bedford | 1:00.20 |
| 6 | RAPOZA, Kylie | FR | Kingswood | 1:00.29 |
| 7 | KNAB, Clara | SO | Exeter | 1:00.97 |
| 8 | SMITH, Ashlyn | SR | Dover | 1:01.24 |
| 9 | GREGORY, Meadow | JR | Exeter | 1:01.39 |
| 10 | BAGNATO, Mia | SO | Hanover | 1:01.78 |
| 11 | LANE, Nydia | JR | Concord | 1:01.81 |
| 12 | DENITTO, Marcella | JR | Kingswood | 1:02.01 |
| 13 | BOVE, Reese | FR | Hopkinton | 1:02.59 |
| 14 | TEDFORD, Lily | SO | Sanborn | 1:02.71 |
| 15 | FERMON, Holly | JR | Newmarket | 1:02.91 |
| 16 | JELLOW, Grace | JR | Pinkerton | 1:03.04 |