| Venue: Ontario Place West Channel. Start at 07:05. | | Weather conditions: Temperature: 21°C, Humidity:94%, Conditions: Partly cloudy | | Guadalajara 2011 Athletics Women_20km_Walk. |
| Final Ranking | time | gap | RC | | birth | bib | | 1. Maria Gonzalez |  MEX | 1:29:24 | | | PR | 9 JAN 1989 | 605 | | 2. Erica De Sena |  BRA | 1:30:03 | 0:38 | "~" | | 3 MAY 1985 | 229 | | 3. Paola Perez |  ECU | 1:31:53 | 2:28 | "~~" | PB | 21 DEC 1989 | 503 | | 4. Sandra Arenas |  COL | 1:32:36 | 3:11 | | SB | 17 SEP 1993 | 396 | | 5. Kimberly Garcia |  PER | 1:32:45 | 3:20 | | | 19 OCT 1993 | 633 | | 6. Rachel Seaman |  CAN | 1:32:49 | 3:24 | | | 14 JAN 1986 | 325 | | 7. Maria Michta |  USA | 1:33:07 | 3:42 | | SB | 23 JUN 1986 | 770 | | 8. Alejandra Ortega | MEX | 1:35:03 | 5:38 | | | 8 JUL 1994 | 661 | | 9. Wendy Cornejo |  BOL | 1:36:58 | 7:33 | ">" | | 7 JAN 1993 | 170 | | 10.Miranda Melville | USA | 1:37:45 | 8:20 | ">" | | 20 MAR 1989 | 769 | | 11.Cisiane Lopes | BRA | 1:38:53 | 9:28 | "~" | | 17 FEB 1983 | 240 | | 12.Katelynn Ramage | CAN | 1:46:03 | 16:38 | "&" | PB | 19 MAR 1993 | 324 | | 13.Cristina Lopez |  ESA | 1:47:33 | 18:09 | "~" | | 19 SEP 1982 | 507 | | -. Sandra Galvis | COL | DNF | | "&" | | 28 JUN 1986 | 398 | | -. Claudia Balderrama | BOL | DQ | | "~> >" | | 13 NOV 1983 | 169 | | -. Mirna Ortiz |  GUA | DQ | | "~~>" | | 28 FEB 1987 | 518 |
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| Red Cards for | | "~" - Lost contact | | ">" - Bent knee |
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| World Record: Liu Hong (CHN) 1:24.38, La Coruna (ESP), 06.06.2015. | | Pan American Games Record: Jamy Franco (MEX) 1:32.38, Guadalajara (MEX), 23.10.2011. |
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| Intermediate Times: | | 2km: Maria Gonzalez (MEX) 9:00 | | 4km: Maria Gonzalez (MEX) 17:47 | | 6km: Maria Gonzalez (MEX) 26:29 | | 8km: Maria Gonzalez (MEX) 35:07 | | 10km: Maria Gonzalez (MEX) 43:49 | | 12km: Maria Gonzalez (MEX) 52:36 | | 14km: Maria Gonzalez (MEX) 1:01:26 | | 16km: Maria Gonzalez (MEX) 1:10:25 | | 18km: Maria Gonzalez (MEX) 1:19:30 |
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| Athlete | Season | Personal | O | Birth | bib | | -. Maria Gonzalez | MEX | 1:29:21 | 1:28:48 | 3 | 9 JAN 1989 | 605 | | -. Erica De Sena | BRA | 1:29:37 | 1:29:37 | 10 | 3 MAY 1985 | 229 | | -. Rachel Seaman | CAN | 1:29:54 | 1:29:54 | 5 | 14 JAN 1986 | 325 | | -. Kimberly Garcia | PER | 1:31:13 | 1:29:44 | 4 | 19 OCT 1993 | 633 | | -. Mirna Ortiz | GUA | 1:31:25 | 1:28:31 | 9 | 28 FEB 1987 | 518 | | -. Alejandra Ortega | MEX | 1:31:38 | 1:31:38 | 8 | 8 JUL 1994 | 611 | | -. Paola Perez | ECU | 1:32:14 | 1:32:01 | 16 | 21 DEC 1989 | 503 | | -. Sandra Galvis | COL | 1:32:46 | 1:31:15 | 15 | 28 JUN 1986 | 398 | | -. Maria Michta | USA | 1:34:06 | 1:30:49 | 13 | 23 JUN 1986 | 770 | | -. Claudia Balderrama | BOL | 1:34:41 | 1:33:28 | 11 | 13 NOV 1983 | 169 | | -. Cisiane Lopes | BRA | 1:35:16 | 1:33:44 | 2 | 17 FEB 1983 | 240 | | -. Wendy Cornejo | BOL | 1:35:18 | 1:35:18 | 14 | 7 JAN 1993 | 170 | | -. Miranda Melville | USA | 1:35:50 | 1:33:11 | 1 | 20 MAR 1989 | 769 | | -. Sandra Arenas | COL | 1:45:43 | 1:30:18 | 12 | 17 SEP 1993 | 396 | | -. Katelynn Ramage | CAN | 1:50:28 | 1:49:30 | 7 | 19 MAR 1993 | 324 | | -. Cristina Lopez | ESA | | 1:30:08 | 6 | 19 SEP 1982 | 507 |
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