| Date | 29 July 2012 — 09:30 | |
|---|---|---|
| Location | North Greenwich Arena, Greenwich, London | |
| Format | Top eight (maximum two per nation) qualified for the final. Mean score of two final jumps determined placement. | |
| Difficulty Judge 1 | Aukje de Jong | |
| Difficulty Judge 2 | Cheryl Ann Hamilton | |
| Execution Judge 1 | Anca Grigoraș | |
| Execution Judge 2 | Lee Jung-Hyun | |
| Execution Judge 3 | Mao Peiwen | |
| Execution Judge 4 | Maria Ratyńska-Bury | |
| Execution Judge 5 | Liliana Rodrigues | |
| Execution Reference Judge 1 | Zsuzsanna Kalmár | |
| Execution Reference Judge 2 | Johanna Gratt | |
| Line Judge | Debbie Morgan | |
| Pos | Competitor | NOC | Points | Vault #1 | Vault #2 | |||
|---|---|---|---|---|---|---|---|---|
| 1 | McKayla Maroney | 15.800 | 15.900 (1) | 15.700 (1) | ||||
| 2 | Sandra Izbașa | 15.316 | 15.500 (3) | 15.133 (2) | ||||
| 3 | Mariya Paseka | 15.049 | 15.533 (2) | 14.566 (5) | ||||
| 4 | Oksana Chusovitina | 14.808 | 15.033 (4) | 14.583 (4) | ||||
| 5 | Yamilet Peña | 14.699 | 14.933 (6) | 14.466 (6) | ||||
| 6 | Janine Berger | 14.483 | 14.133 (10) | 14.833 (3) | ||||
| 7 | Brittany Rogers | 14.483 | 14.666 (9) | 14.300 (8) | ||||
| 8 | Ellie Black | 14.366 | 14.800 (7) | 13.933 (9) | ||||
| 9 | Giulia Steingruber | 13.924 | 14.783 (8) | 13.066 (16) | ||||
| 10 | Nastassia Marachkouskaya | 13.800 | 15.000 (5) | 12.600 (17) | ||||
| 11 | Kristina Vaculik | 13.800 | 14.100 (11) | 13.500 (12) | ||||
| 12 | Phan Thị Hà Thanh | 13.533 | 12.666 (16) | 14.400 (7) | ||||
| 13 | Angel Wong | 13.533 | 13.633 (12) | 13.433 (13) | ||||
| 14 | Tina Erceg | 13.516 | 13.500 (14) | 13.533 (11) | ||||
| 15 | Zoi Lima | 13.316 | 13.566 (13) | 13.066 (15) | ||||
| 16 | Valeriia Maksiuta | 13.300 | 12.800 (15) | 13.800 (10) | ||||
| 17 | Dorina Böczögő | 12.916 | 12.633 (17) | 13.200 (14) | ||||
| 18 | Laura Švilpaitė | 11.933 | 12.233 (18) | 11.633 (18) |