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| Name: | MacMahon, Caolan |
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| Club: | |||
| Residence: | Boulder, CO | ||
| Year of birth: | 1963 | (Cat. german: W60) | |
| Date of birth: | 00.00.0000 | (Cat. internat.: W60) | |
| Nationality: | USA  |
United States | |
| RunnerID: | 610630 | ||
53 search results (53 Events, 4263.072 km). (More)
| 2025 | 3 Events, 294.619 km (More) | ||||
|---|---|---|---|---|---|
| 08.-09.11.2025 | Tunnel Hill 100 Mile Race (USA) | 100mi | |||
| 24:26:45 h | MacMahon, Caolan | *Boulder, CO | Overall: 94 | F: 16 | Cat W60: 1 |
| 04.10.2025 | Arches Marathon (USA) | 50km | |||
| 8:35:12 h | MacMahon, Caolan | *Boulder, CO | Overall: 79 | F: 31 | Cat W60: 1 |
| 30.08.2025 | Front Range Ultra Dayze 12h (USA) | 12h | |||
| 83.685 km | MacMahon, Caolan | *Boulder, CO | Overall: 5 | F: 1 | Cat W60: 1 |
| 2024 | 4 Events, 338.182 km (More) | ||||
| 09.-10.11.2024 | Tunnel Hill 100 Mile Race (USA) | 100mi | |||
| 28:13:52 h | MacMahon, Caolan | *Boulder, CO | Overall: 166 | F: 44 | Cat W60: 1 |
| 28.09.2024 | The Bear Chase 50 km (USA) | 50km | |||
| 6:27:23 h | MacMahon, Caolan | *Boulder, CO | Overall: 20 | F: 6 | Cat W60: 2 |
| 31.08.2024 | Front Range Ultra Dayze 12h (USA) | 12h | |||
| 77.248 km | MacMahon, Caolan | *Boulder, CO | Overall: 3 | F: 1 | Cat W60: 1 |
| 13.04.2024 | Rattler Trail Race 50K (USA) | 50km | |||
| 7:54:09 h | MacMahon, Caolan | *Boulder, CO | Overall: 46 | F: 8 | Cat W60: 1 |
| 2023 | 6 Events, 491.401 km (More) | ||||
| 11.-12.11.2023 | Tunnel Hill 100 Mile Race (USA) | 100mi | |||
| 24:21:41 h | MacMahon, Caolan | *Boulder, CO | Overall: 97 | F: 24 | Cat W55: 1 |
| 23.09.2023 | The Bear Chase 50 km (USA) | 50km | |||
| 6:27:14 h | MacMahon, Caolan | *Boulder, CO | Overall: 49 | F: 22 | Cat W55: 1 |
| 29.07.2023 | Pikes Peak Ultra 50 Km (USA) | 50km | |||
| 9:23:45 h | MacMahon, Caolan | *Boulder, CO | Overall: 93 | F: 24 | Cat W55: 2 |
| 08.07.2023 | Leadville Silver Rush 50 Mile Run (USA) | 50mi | |||
| 13:49:33 h | MacMahon, Caolan | *Boulder, CO | Overall: 510 | F: 124 | Cat W55: 4 |
| 03.06.2023 | North Fork 50 km Trail Race (USA) | 50km | |||
| 7:32:01 h | MacMahon, Caolan | *Boulder, CO | Overall: 117 | F: 34 | Cat W55: 1 |
| 18.02.2023 | Black Canyon Trail 100 Km Run (USA) | 100km | |||
| 17:37:37 h | MacMahon, Caolan | *Boulder, CO | Overall: 601 | F: 156 | Cat W55: 11 |
| 2022 | 10 Events, 688.172 km (More) | ||||
| 03.-04.12.2022 | Brazos Bend 100 (USA) | 100mi | |||
| 24:47:57 h | MacMahon, Caolan | *Boulder, CO | Overall: 48 | F: 11 | Cat W55: 1 |
| 12.-13.11.2022 | Tunnel Hill 50 Mile Race (USA) | 50mi | |||
| 13:05:16 h | MacMahon, Caolan | *Boulder, CO | Overall: 260 | F: 90 | Cat W55: 9 |
| 15.10.2022 | Des Plaines River 50 Km Trail Race (USA) | 50km | |||
| 5:30:14 h | MacMahon, Caolan | Overall: 22 | F: 6 | Cat W55: 1 | |
| 24.09.2022 | The Bear Chase 50 km (USA) | 50km | |||
| 6:32:35 h | MacMahon, Caolan | *Boulder, CO | Overall: 37 | F: 12 | Cat W55: 1 |
| 30.07.2022 | Pikes Peak Ultra 50 Km (USA) | 50km | |||
| 9:51:01 h | MacMahon, Caolan | *Boulder, CO | Overall: 83 | F: 21 | Cat W55: 2 |
| 15.-16.07.2022 | Chase the Moon 12 Hour Endurance Run (USA) | 12h | |||
| 66.304 km | MacMahon, Caolan | *Boulder, CO | Overall: 42 | F: 7 | Cat W55: 1 |
| 04.06.2022 | North Fork 50 km Trail Race (USA) | 50km | |||
| 7:58:40 h | MacMahon, Caolan | *Boulder, CO | Overall: 94 | F: 35 | Cat W55: 2 |
| 14.05.2022 | Ice Age Trail 50 Mile Run (USA) | 50mi | |||
| 11:58:31 h | MacMahon, Caolan | *Boulder, CO | Overall: 151 | F: 53 | Cat W55: 2 |
| 16.04.2022 | Rattler Trail Race 50K (USA) | 50km | |||
| 7:39:12 h | MacMahon, Caolan | *Boulder, CO | Overall: 60 | F: 16 | Cat W55: 1 |
| 26.03.2022 | Behind the Rocks 50Km Race (USA) | 50km | |||
| 7:51:12 h | MacMahon, Caolan | *Boulder, CO | Overall: 123 | F: 35 | Cat W55: 1 |
| 2021 | 5 Events, 391.401 km (More) | ||||
| 13.-14.11.2021 | Tunnel Hill 100 Mile Race (USA) | 100mi | |||
| 27:25:44 h | MacMahon, Caolan | *Boulder, CO | Overall: 178 | F: 61 | Cat W55: 5 |
| 25.09.2021 | The Bear Chase 50 km (USA) | 50km | |||
| 6:35:27 h | MacMahon, Caolan | *Boulder, CO | Overall: 29 | F: 8 | Cat W55: 1 |
| 05.06.2021 | North Fork 50 km Trail Race (USA) | 50km | |||
| 7:56:23 h | MacMahon, Caolan | *Boulder, CO | Overall: 104 | F: 34 | Cat W55: 2 |
| 30.04.2021 | Salt Flats 50 Mile (USA) | 50mi | |||
| 12:04:17 h | MacMahon, Caolan | *Boulder, CO | Overall: 22 | F: 5 | Cat W55: 1 |
| 27.03.2021 | Behind the Rocks 50Km Race (USA) | 50km | |||
| 7:18:06 h | MacMahon, Caolan | *Boulder, CO | Overall: 129 | F: 58 | Cat W55: 5 |
| 2020 | 4 Events, 324.825 km (More) | ||||
| 13.-14.11.2020 | KUS 24 Hour Ultramarathon (USA) | 24h | |||
| 141.944 km | MacMahon, Caolan | *Boulder, CO | Overall: 5 | F: 2 | Cat W55: 2 |
| 24.10.2020 | Rattler Trail Race 50K (USA) | 50km | |||
| 7:34:56 h | MacMahon, Caolan | *Boulder, CO | Overall: 31 | F: 7 | Cat W55: 1 |
| 31.07.-01.08.2020 | Chase the Moon 12 Hour Endurance Run (USA) | 12h | |||
| 82.881 km | MacMahon, Caolan | *Boulder, CO | Overall: 9 | F: 3 | Cat W55: 1 |
| 27.06.2020 | Bears Ears 50 km Ultra Race (USA) | 50km | |||
| 10:48:28 h | MacMahon, Caolan | *Boulder, CO | Overall: 75 | F: 25 | Cat W55: 2 |
| 2019 | 3 Events, 260.662 km (More) | ||||
| 09.-10.11.2019 | Tunnel Hill 100 Mile Race (USA) | 100mi | |||
| 28:03:26 h | MacMahon, Caolan | *Boulder, CO | Overall: 185 | F: 60 | Cat W55: 5 |
| 28.09.2019 | The Bear Chase 50 km (USA) | 50km | |||
| 5:49:23 h | MacMahon, Caolan | *Boulder | Overall: 46 | F: 11 | Cat W55: 1 |
| 19.-20.07.2019 | Chase the Moon 12 Hour Endurance Run (USA) | 12h | |||
| 49.728 km | MacMahon, Caolan | *Boulder, CO | Overall: 68 | F: 18 | Cat W55: 2 |
| 2018 | 7 Events, 541.129 km (More) | ||||
| 10.-11.11.2018 | Tunnel Hill 100 Mile Race (USA) | 100mi | |||
| 25:49:18 h | MacMahon, Caolan | *Boulder, CO | Overall: 109 | F: 34 | Cat W50: 5 |
| 29.09.2018 | The Bear Chase 50 km (USA) | 50km | |||
| 5:40:05 h | MacMahon, Caolan | *Boulder, CO | Overall: 48 | F: 12 | Cat W50: 1 |
| 27.-28.07.2018 | Chase the Moon 12 Hour Endurance Run (USA) | 12h | |||
| 49.728 km | MacMahon, Caolan | *Boulder, CO | Overall: 37 | F: 13 | Cat W50: 2 |
| 08.07.2018 | Leadville Silver Rush 50 Mile Run (USA) | 50mi | |||
| 13:42:26 h | MacMahon, Caolan | *Boulder, CO | Overall: 368 | F: 103 | Cat W50: 7 |
| 02.06.2018 | Kettle Moraine 50 km Endurance Run (USA) | 50km | |||
| 5:57:44 h | MacMahon, Caolan | *Boulder, CO | Overall: 19 | F: 3 | Cat W50: 1 |
| 28.04.2018 | The Canyons Endurance 100 Km Run (USA) | 100km | |||
| 17:17:55 h | MacMahon, Caolan | *Boulder, CO | Overall: 213 | F: 43 | Cat W50: 5 |
| 24.03.2018 | Behind the Rocks 50Km Race (USA) | 50km | |||
| 6:51:21 h | MacMahon, Caolan | *Boulder, CO | Overall: 82 | F: 17 | Cat W50: 3 |
| 2017 | 4 Events, 269.412 km (More) | ||||
| 07.10.2017 | Cuyamaca 100 km Endurance Run (USA) | 100km | |||
| 15:52:47 h | MacMahon, Caolan | *Boulder, CO | Overall: 73 | F: 15 | Cat W50: 1 |
| 02.09.2017 | Hideaway 50 Km Trail Run (USA) | 33mi | |||
| 7:32:16 h | MacMahon, Caolan | *Boulder, CO | Overall: 23 | F: 8 | Cat W50: 1 |
| 07.-08.07.2017 | Chase the Moon 12 Hour Endurance Run (USA) | 12h | |||
| 66.304 km | MacMahon, Caolan | *Boulder, CO | Overall: 26 | F: 6 | Cat W50: 1 |
| 03.06.2017 | Kettle Moraine 50 km Endurance Run (USA) | 50km | |||
| 6:38:19 h | MacMahon, Caolan | *Boulder, CO | Overall: 10 | F: 3 | Cat W50: 1 |
| 2016 | 3 Events, 291.401 km (More) | ||||
| 15.10.2016 | Des Plaines River 50 Miles Trail Race (USA) | 50mi | |||
| 9:08:57 h | MacMahon, Caolan | *Mequon, WI | Overall: 35 | F: 14 | Cat W50: 2 |
| 04.-05.06.2016 | Kettle Moraine 100 Mile Endurance Run (USA) | 100mi | |||
| 28:24:46 h | MacMahon, Caolan | *Boulder, CO | Overall: 103 | F: 22 | Cat W50: 3 |
| 19.03.2016 | Monument Valley 50 Km Race (USA) | 50km | |||
| 6:35:50 h | MacMahon, Caolan | *Boulder, CO | Overall: 43 | F: 17 | Cat W50: 4 |
| 2015 | 2 Events, 241.401 km (More) | ||||
| 17.10.2015 | Des Plaines River 50 Miles Trail Race (USA) | 50mi | |||
| 8:36:08 h | MacMahon, Caolan | *Boulder, CO | Overall: 11 | F: 4 | Cat W50: 1 |
| 06.-07.06.2015 | Kettle Moraine 100 Mile Endurance Run (USA) | 100mi | |||
| 30:12:03 h | MacMahon, Caolan | *Boulder, CO | Overall: 146 | F: 38 | Cat W50: 5 |
| 2014 | 1 Event, 80.467 km (More) | ||||
| 18.10.2014 | Des Plaines River 50 Miles Trail Race (USA) | 50mi | |||
| 9:15:07 h | MacMahon, Caolan | *Boulder, CO | Overall: 27 | F: 9 | Cat W50: 1 |
| 2013 | 1 Event, 50 km (More) | ||||
| 27.07.2013 | Great Cranberry Island 50K Ultra (USA) | 50km | |||
| 5:04:44 h | MacMahon, Caolan | *Boulder, CO | Overall: 50 | F: 20 | Cat W45: 4 |
Personal bests
Your list of personal best performances only contains performances of races which can be included into rankings.
In brackets rank in yearly international/national rankings.
| PB | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | |
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| 50km | 5:04:44 |
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5:04:44
(1181/176) |
| 50mi | 13:05:16 |
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13:05:16
(405/188) |
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| 100mi | 24:21:41 |
24:26:45
(199/42) |
28:13:52
(270/105) |
24:21:41
(277/56) |
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27:25:44
(226/89) |
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28:03:26
(335/114) |
25:49:18
(186/53) |
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| 24h | 141.944 |
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141.944
(279/48) |
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Comparison table
Comparison of performances in races with multiple participations
| 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Tunnel Hill 100 Mile Race | 6 | 24:26:45 | 28:13:52 | 24:21:41 | 27:25:44 | 28:03:26 | 25:49:18 | |||||||
| The Bear Chase 50 km | 6 | 6:27:23 | 6:27:14 | 6:32:35 | 6:35:27 | 5:49:23 | 5:40:05 | |||||||
| Chase the Moon 12 Hour Endurance Run | 5 | 66.304 | 82.881 | 49.728 | 49.728 | 66.304 | ||||||||
| Rattler Trail Race 50K | 3 | 7:54:09 | 7:39:12 | 7:34:56 | ||||||||||
| Behind the Rocks 50Km Race | 3 | 7:51:12 | 7:18:06 | 6:51:21 | ||||||||||
| North Fork 50 km Trail Race | 3 | 7:32:01 | 7:58:40 | 7:56:23 | ||||||||||
| Des Plaines River 50 Miles Trail Race | 3 | 9:08:57 | 8:36:08 | 9:15:07 | ||||||||||
| Front Range Ultra Dayze 12h | 2 | 83.685 | 77.248 | |||||||||||
| Pikes Peak Ultra 50 Km | 2 | 9:23:45 | 9:51:01 | |||||||||||
| Kettle Moraine 50 km Endurance Run | 2 | 5:57:44 | 6:38:19 | |||||||||||
| Leadville Silver Rush 50 Mile Run | 2 | 13:49:33 | 13:42:26 | |||||||||||
| Kettle Moraine 100 Mile Endurance Run | 2 | 28:24:46 | 30:12:03 |