| Olympic 50-54 Female | | Lap 4 |
| Rnk | Bib |  | Name | Lap 4 | End of Lap 4 |
| 1 | 203 | | Wietske Eikelenboom | 01:07.5 (1) | 1:41:36.9 |
| 2 | 205 | | Mazurek Karen | 01:38.5 (5) | 1:43:44.0 (+2:07.0) |
| 3 | 204 | | Carolyn Hiles | 01:41.2 (6) | 1:48:43.9 (+7:07.0) |
| 4 | 206 | | Valerie Kim | 01:34.2 (4) | 1:49:02.6 (+7:25.6) |
| 5 | 202 | | Deborah DiGiuseppe | 01:17.0 (2) | 1:49:46.4 (+8:09.4) |
| 6 | 209 | | Ann Marie Reinson | 01:21.2 (3) | 1:50:54.7 (+9:17.7) |
| 7 | 208 | | Kim Raine | 01:52.2 (7) | 1:53:39.0 (+12:02.1) |
| 8 | 210 | | Anita Watts | 02:18.3 (9) | 1:54:18.6 (+12:41.7) |
| 9 | 207 | | Kathy King | 01:58.2 (8) | 1:58:04.2 (+16:27.2) |
| 10 | 201 | | Val Brown | 02:28.0 (10) | 2:34:48.5 (+53:11.5) |
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