| Rank | BIB | Name | Year | Club | Time | ||
|---|---|---|---|---|---|---|---|
| 1 | 116 | Anna Metta Óskarsdóttir | 2010 | Umf. Selfoss | 00:10:19 | ||
| 2 | 65 | Nanna Dís Valtýsdóttir | 2014 | 00:11:05 | +00:46 | ||
| 3 | 79 | Edda Olgudóttir | 1984 | 00:13:16 | +02:57 | ||
| 4 | 74 | Ásdís Svava Hallgrímsdóttir | 1987 | Púlarar | 00:13:38 | +03:19 | |
| 5 | 107 | Anna Katrín Björnsd. Melstað | 1983 | Náttúruhlaup | 00:14:09 | +03:50 | |
| 6 | 67 | Lára María Harðardóttir | 1984 | 00:14:10 | +03:51 | ||
| 7 | 77 | Sandra Jónsdóttir | 1986 | 00:14:52 | +04:33 | ||
| 8 | 98 | Elísabet Þóra Óðinsdóttir | 2015 | 00:15:48 | +05:29 | ||
| 9 | 109 | Freyja Rún Guðmundsdóttir | 2013 | Náttúruhlaup | 00:16:03 | +05:44 | |
| 10 | 101 | Harpa Marín Guðmundsdóttir | 2018 | 00:16:06 | +05:47 | ||
| 11 | 197 | Ásgerður Steinþórsdóttir | 1994 | 00:16:06 | +05:47 | ||
| 12 | 145 | Erla María Bjarnadóttir | 2016 | KR | 00:16:52 | +06:33 | |
| 13 | 196 | Margrét Salóme L. Þorsteinsdóttir | 1988 | 00:17:11 | +06:52 | ||
| 14 | 147 | Helga Guðmundsdóttir | 1982 | KR | 00:17:22 | +07:03 | |
| 15 | 85 | Hrafnhildur Huld Hinriksdottir | 2015 | 00:17:26 | +07:07 | ||
| 16 | 92 | Sólveig Heiða Foss | 1988 | Westlife / Hlaupasamfélagið | 00:18:05 | +07:46 | |
| 17 | 200 | Eyja Hugadóttir | 2019 | 00:18:08 | +07:49 | ||
| 18 | 88 | Elísabet Alma Svendsen | 1987 | 00:18:14 | +07:55 | ||
| 19 | 198 | Júlía Runólfsdóttir | 1993 | 00:18:15 | +07:56 | ||
| 20 | 122 | Lukka Maísól Pálmadóttir | 2017 | 00:18:24 | +08:05 | ||
| 21 | 123 | Steinunn Þórðardóttir | 1982 | Náttúruhlaup | 00:18:27 | +08:08 | |
| 22 | 118 | Hildur Hauksdottir | 1986 | 00:18:45 | +08:26 | ||
| 23 | 119 | Una Bríet Daníelsdóttir | 2015 | 00:18:46 | +08:27 | ||
| 24 | 69 | María Ólafsdóttir | 1982 | 00:18:56 | +08:37 | ||
| 25 | 103 | Hildigunnur Eir Benedikz | 2014 | 00:19:23 | +09:04 | ||
| 26 | 102 | Gunnur Vilborg Guðjónsdóttir | 1974 | 00:19:24 | +09:05 | ||
| 27 | 71 | Embla Sóley Sigurðardóttir | 2018 | 00:19:58 | +09:39 | ||
| 28 | 96 | Heiða Rut Guðnadóttir | 2019 | 00:20:12 | +09:53 | ||
| 29 | 62 | Matthildur Atladóttir | 2017 | 00:20:30 | +10:11 | ||
| 30 | 129 | Emilía Sigurbjörg Eyjólfsdóttir | 2016 | 00:21:14 | +10:55 | ||
| 31 | 131 | Ragnheiður Örk Magnúsdóttir | 2017 | 00:21:15 | +10:56 | ||
| 32 | 150 | Katrín Sigmarsdóttir | 2017 | 00:21:31 | +11:12 | ||
| 33 | 137 | Sigríður Katrín Stefánsdóttir | 1992 | 00:22:38 | +12:19 | ||
| 34 | 136 | Anna Ýr Birgisdóttir | 2020 | 00:23:04 | +12:45 | ||
| 35 | 61 | Sólveig Jónsdóttir | 1982 | 00:23:04 | +12:45 | ||
| 36 | 130 | Anna Bryndís Gunnlaugsdóttir | 1987 | 00:23:04 | +12:45 | ||
| 37 | 112 | Marín Jónsdóttir | 1991 | 00:26:17 | +15:58 | ||
| 38 | 140 | Sirrý Huld Garðarsdóttir | 1990 | 00:28:16 | +17:57 | ||
| 39 | 70 | Ásta Rún Ásgeirsdóttir | 1988 | 00:32:17 | +21:58 | ||
| 40 | 72 | Una Þórhildur Sigurðardóttir | 2021 | 00:32:19 | +22:00 | ||
| 41 | 82 | Rut Sigurmonsdóttir | 1980 |