| Rank | BIB | Name | Year | Club | Time | ||
|---|---|---|---|---|---|---|---|
| 1 | 103 | Brynjar Örn Borgþórsson | 1994 | 00:44:01.46 | |||
| 2 | 104 | Eiríkur Kristinsson | 1970 | 00:44:08.63 | +00:07 | ||
| 3 | 202 | Áslaug Yngvadóttir | 2011 | HFR | 00:48:41.23 | +04:40 | |
| 4 | 62 | Alexander Pham Guðmundsson | 2011 | Afturelding | 00:49:02.03 | +05:01 | |
| 5 | 145 | Baltasar Rökkvi Nönnuson | 2012 | Afturelding | 00:55:31.22 | +11:30 | |
| 6 | 126 | Nói Kristínarson | 2012 | HFR | 00:55:45.08 | +11:44 | |
| 7 | 66 | Steinþór Skúlason | 1991 | 00:58:37.83 | +14:36 | ||
| 8 | 175 | Andri Ísak Brynjarsson | 2012 | Afturelding | 01:03:04.26 | +19:03 | |
| 9 | 54 | Ingólfur Sveinsson | 2012 | 01:04:51.53 | +20:50 | ||
| 10 | 55 | atli örn sævarsson | 1975 | 01:04:53.09 | +20:52 | ||
| 11 | 233 | Baltasar Leó Ólafsson | 2015 | 01:06:31.40 | +22:30 | ||
| 12 | 232 | Ólafur Þór Ólafsson | 1986 | 01:06:32.11 | +22:31 | ||
| 13 | 179 | Bergþór Skorri Einarsson | 2018 | 01:08:05.07 | +24:04 | ||
| 14 | 214 | Leó Smári Grétarsson Hagalín | 2017 | Afturelding | 01:09:28.34 | +25:27 | |
| 15 | 211 | Sólon Friðriksson | 2006 | Afturelding | 01:09:29.62 | +25:28 | |
| 16 | 243 | Sölvi Valdimarsson | 2017 | 01:09:42.00 | +25:41 | ||
| 17 | 210 | Högna Kristín Gísladóttir | 2012 | 01:09:57.10 | +25:56 | ||
| 18 | 215 | Friðrik Fannar Sigfússon | 1974 | Afturelding | 01:09:57.31 | +25:56 | |
| 19 | 212 | Kristín Helga Kristinsdóttir | 1992 | HFR | 01:12:16.24 | +28:15 | |
| 20 | 244 | Sölvi Valdimarsson | 2018 | 01:14:02.36 | +30:01 | ||
| 21 | 181 | Stefán Ingi Ingólfsson | 2018 | 01:14:10.44 | +30:09 | ||
| 22 | 242 | Sölvi Valdimarsson | 1996 | 01:14:15.09 | +30:14 | ||
| 23 | 180 | Sigurður Ari Kárason | 2018 | 01:14:18.83 | +30:17 | ||
| 24 | 152 | Maísól Mirra Jónsdóttir | 2016 | Afturelding | 01:18:31.53 | +34:30 | |
| 25 | 113 | Svavar Dór Ragnarsson | 1991 | 01:21:37.74 | +37:36 | ||
| 26 | 206 | Elmar Dór Svavarsson | 2018 | 01:21:38.22 | +37:37 | ||
| 27 | 170 | Benedikt Kristján Mikaelsson | 2018 | 01:27:08.12 | +43:07 | ||
| 28 | 169 | Helga Dóra Magnúsdóttir | 1984 | 01:27:17.29 | +43:16 | ||
| 29 | 209 | Haukur Orri Andrésson | 2017 | Afturelding | 01:28:22.06 | +44:21 | |
| 30 | 208 | Tinna Daníelsdóttir | 1986 | Afturelding | 01:28:27.69 | +44:26 | |
| 31 | 162 | Sævar Logi Hermannsson | 2020 | 01:48:04.87 | +01:04:03 | ||
| 32 | 67 | Stormur Snævarsson | 2019 | 01:48:19.51 | +01:04:18 | ||
| 33 | 70 | Snævar Ingi Hafsteinsson | 1988 | 01:48:23.13 | +01:04:22 | ||
| 34 | 68 | Björt Snævarsdóttir | 2018 | 01:48:27.41 | +01:04:26 | ||
| 35 | 69 | Vigdís Hauksdóttir | 1989 | 01:48:29.05 | +01:04:28 |