| Röð | Árangur | Vindur | Stig | Nafn | Afr | F.ár | Félag | Sería | | | |
| Hálft maraþon - Karla - 20.03.2004 | | | | | | | | | | | |
| 1 | 1:16:40 | | | | Valur Þórsson | 1975 | ÍSÍ | | | | |
| 2 | 1:17:13 | | | | Þorlákur Jónsson | 1965 | LHR | | | | |
| 3 | 1:20:59 | | | | Ingólfur Örn Arnarsson | 1962 | NÁMSFL.REK | | | | |
| 4 | 1:24:19 | | | | Ívar Auðunn Adolfsson | 1962 | NÁMSFL.REK | | | | |
| 5 | 1:24:44 | | | | Trausti Valdimarsson | 1957 | NÁMSFL.REK | | | | |
| 6 | 1:25:11 | | | | Baldur | 1970 | ÍR-SKOKK | | | | |
| 7 | 1:25:56 | | | | Karl Jón Hirst | 1959 | FJÖLNIR | | | | |
| 8 | 1:26:55 | | | | Gunnar Stefán Richter | 1968 | NÁMSFL.REK | | | | |
| 9 | 1:27:18 | | | | Magnús Gottfreðsson | 1965 | ÍSÍ | | | | |
| 10 | 1:28:47 | | | | Rúnar Reynisson | 1962 | LHR | | | | |
| 11 | 1:28:56 | | | | Birgir Sveinsson | 1945 | ÍR-SKOKK | | | | |
| 12 | 1:31:06 | | | | Sveinn Ásgeirsson | 1964 | ÍR | | | | |
| 13 | 1:32:03 | | | | Pétur Haukur Helgason | 1957 | ÁRBÆJAR | | | | |
| 14 | 1:32:13 | | | | Ævar Sveinsson | 1969 | NÁMSFL.REK | | | | |
| 15 | 1:32:24 | | | | Pétur Ingi Frantzson | 1955 | NÁMSFL.REK | | | | |
| 16 | 1:33:13 | | | | Ellert Csillag Sigurðsson | 1959 | ÍR-SKOKK | | | | |
| 17 | 1:33:31 | | | | Jóhann B Kristjánsson | 1954 | ÍR | | | | |
| 18 | 1:33:36 | | | | Birgir Þórðarson | 1956 | FJÖLNIR | | | | |
| 19 | 1:34:20 | | | | Börkur Árnason | 1972 | UMSE | | | | |
| 21 | 1:35:43 | | | | Karl Gísli Gíslason | 1960 | FJÖLNIR | | | | |
| 22 | 1:36:10 | | | | Sumarliði Óskarsson | 1955 | ÍR | | | | |
| 23 | 1:37:37 | | | | Njörður Helgason | 1964 | HAUKAR | | | | |
| 24 | 1:39:44 | | | | Jón Ólafsson | 1953 | AGGF | | | | |
| 26 | 1:41:12 | | | | Ólafur Ingi Ólafsson | 1958 | ÍR | | | | |
| 27 | 1:41:15 | | | | Hallgrímur | 1970 | ÍSÍ | | | | |
| 28 | 1:41:37 | | | | Ásgeir Baldur Böðvarsson | 1962 | ÍR | | | | |
| 29 | 1:42:35 | | | | Ólafur Darri Andrason | 1963 | TKS | | | | |
| 32 | 1:44:07 | | | | Ríkharður Sigurðsson | 1970 | ÍSÍ | | | | |
| 34 | 1:44:19 | | | | Örvar Möller | 1951 | ÁRBÆJAR | | | | |
| 35 | 1:44:39 | | | | Kári | 1970 | ÍSÍ | | | | |
| 40 | 1:46:26 | | | | Snorri | 1970 | ÍSÍ | | | | |
| 41 | 1:51:07 | | | | Helgi | 1970 | ÍSÍ | | | | |
| 46 | 1:56:26 | | | | Ragnar Jóhannsson | 1962 | FJÖLNIR | | | | |
| Hálft maraþon - Kvenna - 20.03.2004 | | | | | | | | | | | |
| 20 | 1:34:52 | | | | Sigurbjörg Eðvarðsdóttir | 1958 | ÍR | | | | |
| 25 | 1:41:09 | | | | Berghildur Ásdís Stefánsdóttir | 1972 | TKS | | | | |
| 30 | 1:42:50 | | | | Katrín Þórarinsdóttir | 1958 | ÍR | | | | |
| 31 | 1:43:37 | | | | Sigríður Klara Böðvarsdóttir | 1971 | FJÖLNIR | | | | |
| 33 | 1:44:10 | | | | Elín Ruth Reed | 1963 | NÁMSFL.REK | | | | |
| 36 | 1:44:48 | | | | Hafrún Friðriksdóttir | 1961 | ÍR | | | | |
| 37 | 1:44:48 | | | | Svava Oddný Ásgeirsdóttir | 1954 | ÍR | | | | |
| 38 | 1:46:05 | | | | Hrönn Bergþórsdóttir | 1961 | FJÖLNIR | | | | |
| 39 | 1:46:09 | | | | Þórey Gylfadóttir | 1965 | FJÖLNIR | | | | |
| 42 | 1:51:39 | | | | Kristín Jóna Vigfúsdóttir | 1954 | FJÖLNIR | | | | |
| 43 | 1:51:49 | | | | Þóra Jóhanna Hjaltadóttir | 1963 | ÁRBÆJAR | | | | |
| 44 | 1:52:07 | | | | Sif Jónsdóttir | 1959 | ÍSÍ | | | | |
| 45 | 1:54:52 | | | | Jóhanna Himinbjörg Hauksdóttir | 1983 | UMSB | | | | |
| 47 | 2:02:41 | | | | Maj-Britt Vestergaard | 1957 | ÍR-SKOKK | | | | |