McDuffie, Michael

Born 19842010 – 2025

Events

38 race dates

Best pace

11.581

km/h · 2012

Best finish

5th

of 66 · 2012

Distance raced

4,104

km · splits not double-counted

Pace over time

38 of 39 results · km/h

Actual pace
Age-graded pace

1 result is not on this chart. They are counted in every statistic above and listed in full below — backyard ultras carry a lap count instead of a pace, which is the number that means something in that format.

Results

Every result for this runner in date order. Splits of a race are indented and are not counted again in the distance total.
Date	Event	Distance	Result	Pace km/h	Placing
2010-12-31	Freedom Park New Year's Ultra 24hUnited States*Allston, MA	24h	77.748 km	3.240	33/38
2011-05-22	Dirty German Endurance Fest 50 MileUnited States	50mi	9:33:39 h	8.416	26/48
2011-07-29	Around The Lake Ultra 24hUnited States*Newton, MA	24h	113.667 km	4.736	24/61
2012-03-31	Umstead Endurance Run 100 MilesUnited States*MA	100mi	26:57:14 h	5.971	99/150
2012-04-28	TARC Spring Classic 50 kmUnited States*Allston, MA	50km	4:19:03 h	11.581	9/92
2012-05-27	Trail Festival at Pineland FarmsUnited States*Newton, MA	50mi	8:19:42 h	9.662	22/126
2012-07-27	Around The Lake Ultra 24hUnited StatesIAU Bronze*Newton, MA	24h	123.871 km	5.161	18/65
2012-09-30	Vermont 50 Miles Ultra RunUnited States*Newton, MA	50mi	8:50:50 h	9.095	47/271
2012-10-13	TARC Fall Classic 50 kmUnited States*Newton, MA	50km	4:31:36 h	11.046	5/66
2012-10-27	Ghost Train Rail Trail Race 100 MileUnited States*Newton, MA	100mi	23:12:30 h	6.934	5/20
2013-01-05	Fat Ass Race - GAC FA50United States	50km	5:14:00 h	9.554	27/56
2013-01-26	Beast of Burden Winter 100 MilerUnited States*Newton, MA	100mi	24:29:51 h	6.569	14/35
2013-04-19	The Zion 100 Mile RunUnited States*MA	100mi	26:45:42 h	6.014	41/92
2013-04-27	TARC Spring Classic 50 kmUnited States*Newton, MA	50km	5:48:13 h	8.615	65/108
2013-05-04	Endurance Challenge - New York Trail 50 MilesUnited States*Newton, MA	50mi	11:33:12 h	6.965	90/275
2013-06-14	TARC 100 MileUnited States*Newton, MA	100mi	25:35:47 h	6.287	26/65
2013-07-27	Burning River 100 Mile Endurance RunUnited States*Newton, MA	100mi	26:06:40 h	6.163	72/152
2013-09-06	Superior Fall Trail Races 100 MileUnited States*Newton, MA	100mi	33:03:56 h	4.867	30/88
2013-12-07	TARC Fells Trail Ultra Winter 40 MileUnited States*Newton, MA	40mi	8:24:24 h	7.657	8/12
2014-04-25	Ultra-Trail Mt. Fuji (UTMF)Japan	100mi	41:44:49 h	3.855	441/849
2014-07-19	Vermont 100 Mile Endurance RaceUnited States*Newton, MA	100mi	23:08:28 h	6.954	103/230
2014-08-02	Moosalamoo UltraUnited States*Newton, MA	36mi	7:24:13 h	7.825	8/34
2015-04-19	TARC Don't Run Boston (DRB) 50K SplitUnited States*MA	50km	6:22:00 h	7.853	3/24
2015-08-01	Moosalamoo UltraUnited States*Somerville, MA	36mi	7:19:10 h	7.915	5/42
2015-09-11	Superior Fall Trail Races 100 MileUnited States*Somerville, MA	100mi	31:14:05 h	5.152	52/160
2016-01-25	Arrowhead Winter UltraUnited States*MA	135mi	2d 09:52:00 h	3.755	24/28
2016-03-26	TARC To Hale and Back 6 HoursUnited States*Medford, MA	6h	50.694 km	8.449	8/28
2016-04-30	Endurance Challenge - New York Trail 50 MilesUnited States*Medford, MA	50mi	10:37:01 h	7.579	97/330
2017-05-13	Riverlands 100United States*Medford, MA	100mi	24:56:00 h	6.455	7/27
2018-09-08	Kilkenny Ridge 50mi RaceUnited States*Ashland, MA	50mi	17:20:13 h	4.641	20/28
2022-06-04	Chesterfield Gorge 50 Km Ultra RaceUnited States	50km	5:46:24 h	8.661	25/64
2022-09-10	TARC Fall Classic 50 KmUnited States*Ashland, MA	50km	6:50:49 h	7.303	48/92
2022-09-25	Vermont 50 Miles Ultra RunUnited States	50mi	11:09:47 h	7.208	73/115
2022-10-08	Midstate Massive 100 Mile Ultra TrailUnited States*Ashland, MA	100mi	27:36:28 h	5.829	38/82
2023-06-24	Manitou's Revenge UltramarathonUnited States*Amherst, NY	54mi	18:43:10 h	4.642	70/99
2023-11-11	Race for DFLUnited StatesIAU Bronze	27h	87.178 km	13laps	14/46
2024-06-01	Chesterfield Gorge 50 Mile Ultra RaceUnited States*Amherst, MA	50mi	11:35:23 h	6.943	27/49
2024-07-19	Vermont 100 Mile Endurance RaceUnited States	100mi	29:09:06 h	5.521	230/255
2025-11-22	JFK 50 MileUnited States*Amherst, MA	50mi	9:22:42 h	8.580	302/1105