Carole Williamson

Born : 1961 Cat. W65 Ultrarunner since 2009

DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.

DUV-index+ ?Largest integer N such that the race distances provide at least N complete segments of N km in total. A single long race may therefore contribute several segments. See the DUV-Index tab for the detailed calculation. calculation details

Countries visited ?

United States

83,0%

Rank quotient ?This runner's calculation uses 110 eligible race(s): Σ(rank − 1) = 13 475; Σ finishers = 16 226. 13 475 / 16 226 × 100 = 83.05%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed110

Km — ultra races8 150 km

> 100 km12

> 160 km11

> 200 km1

> 24h7

> 48h2

Longest race265,5 km

13th 3 Days at the Fair 72 Hour Race — 13/5/2021

Km per year (ultra races)

801

2022

824

2023

150

2024

180

2025

2026

Race types (share of distance)

Road9,7%

Trail90,3%

Wins & podiums (ultra)

🏆 Win0

🏆 Win F0

🏅 Top 30

🏅 Top 3 F4

Longest winning streak0

Current streak0

Records

50 km6h45'29 100 km15h08'40 50 mi11h41'22 100 mi27h44'46 24 h101,39 km

HISTORY

110 race(s)

Date		Race	Perf.	Rk
2026
12.09	50mi	15th Pine Creek Challenge 50 Miles	13:32:09 h	28
2025
06.09	100km	14th Pine Creek Challenge 100 km	16:32:46 h	21
07.06	50mi	10th Eagle Up Ultra 50 Mile	11:41:22 h	20
2024
01.06	100km	9th Eagle Up Ultra 100 km	17:03:38 h	45
04.05	50km	9th Grayson Highlands 50km Race	9:30:32 h	205
2023
21.10	50km	10th Patapsco Valley 50K	9:41:10 h	200
29.09	100mi	9th The Yeti 100 Mile Endurance Run	28:27:58 h	123
05.08	100km	1st 5 Lakes Ultra Race	19:43:56 h	8
03.06	100km	8th Eagle Up Ultra 100 km	17:39:43 h	30
27.05	24h	5th Cow Bone 24 Hour Trail Run	101.388 km	8
06.05	50km	8th Grayson Highlands 50km Race	9:48:13 h	217
25.03	50km	5th Greenbrier 50k Fun Run	10:03:35 h	33
18.02	50km	12th Mid-Maryland Ultra 50k	7:49:34 h	86
20.01	34h	1st Dark Anchors	161.256 km	21
2022
12.11	50mi	13th Stone Mill 50 Mile Run	14:25:58 h	164
29.10	50km	9th Patapsco Valley 50K	9:15:38 h	212
30.09	100mi	8th The Yeti 100 Mile Endurance Run	28:25:17 h	108
04.06	100km	7th Eagle Up Ultra 100 km	16:09:59 h	35
28.05	24h	4th Cow Bone 24 Hour Trail Run	98.974 km	12
02.04	100mi	27th Umstead Endurance Run 100 Miles	28:20:13 h	103
19.03	50km	4th Get Lucky 50 km Trail Race	7:19:17 h	39
26.02	50km	12th Hashawha Hills 50 km Trail Run	8:09:23 h	85
12.02	50km	11th Mid-Maryland Ultra 50k	7:34:32 h	76
2021
13.11	50mi	12th Stone Mill 50 Mile Run	14:16:43 h	213
30.10	50km	8th Patapsco Valley 50K	9:55:13 h	148
24.09	100mi	7th The Yeti 100 Mile Endurance Run	28:51:17 h	162
05.06	100km	6th Eagle Up Ultra 100 km	18:15:32 h	63
29.05	24h	3rd Cow Bone 24 Hour Trail Run	82.076 km	21
13.05	72h	13th 3 Days at the Fair 72 Hour Race	265.541 km	15
01.05	50km	6th Grayson Highlands 50km Race	7:30:27 h	167
2020
14.11	50mi	11th Stone Mill 50 Mile Run	13:59:25 h	153
28.10	50km	7th Patapsco Valley 50K	9:42:44 h	119
19.09	50km	5th Grayson Highlands 50km Race	7:54:44 h	94
12.09	100mi	9th Pine Creek Challenge 100 Miles	27:44:46 h	34
29.02	50km	11th Hashawha Hills 50 km Trail Run	7:11:20 h	81
15.02	50km	9th Mid-Maryland Ultra 50k	6:55:40 h	65
2019
07.12	100km	4th Devil Dog Ultra 100 km Race	19:02:56 h	85
09.11	50mi	10th Stone Mill 50 Mile Run	13:38:45 h	211
26.10	50km	6th Patapsco Valley 50K	8:38:04 h	124
27.09	100mi	5th The Yeti 100 Mile Endurance Run	28:15:47 h	124
31.08	50mi	1st Tuscazoar 50 Mile Trail Race	15:37:48 h	39
27.07	50km	8th Catherine's 50k Run	9:33:00 h	59
08.06	100km	4th Eagle Up Ultra 100 km	16:04:20 h	29
04.05	50km	4th Grayson Highlands 50km Race	8:19:30 h	196
30.03	100mi	2nd Greenbrier 100 Mile Endurance Run	31:59:53 h	22
16.03	100km	7th The Pistol 100 km Ultra Run	15:08:40 h	33
23.02	50km	10th Hashawha Hills 50 km Trail Run	7:45:49 h	84
16.02	50km	8th Mid-Maryland Ultra 50k	7:17:55 h	71
19.01	100mi	9th Long Haul 100 Mile Ultra-Marathons	29:33:04 h	87
2018
17.11	50mi	9th Stone Mill 50 Mile Run	13:57:29 h	215
27.10	50km	5th Patapsco Valley 50K	6:46:52 h	142
29.09	50km	5th The Big Schloss 50K	10:01:00 h	29
09.06	50mi	3rd Eagle Up Ultra 50 Mile	13:12:03 h	28
27.05	50km	6th Holy Cowan's Gap 50k+	10:52:00 h	42
28.04	50km	18th Promise Land 50K++	9:56:44 h	269
24.02	50km	10th Hashawha Hills 50 km Trail Run	7:45:07 h	84
2017
02.12	100km	2nd Devil Dog Ultra 100 km Race	19:03:21 h	74
11.11	50mi	8th Stone Mill 50 Mile Run	13:55:36 h	221
28.10	50km	4th Patapsco Valley 50K	8:50:17 h	203
24.06	24h	2nd Eagle Up Ultra 24 Hours	99.779 km	61
03.06	50km	3rd Worlds End Ultramarathon 50K	10:40:12 h	102
01.04	50mi	23rd Umstead Endurance Run 50 Miles	13:16:20 h	75
25.02	50km	9th Hashawha Hills 50 km Trail Run	7:22:54 h	90
11.02	50km	6th Mid-Maryland Ultra 50k	7:17:51 h	68
2016
12.11	50mi	7th Stone Mill 50 Mile Run	13:18:28 h	186
22.10	50km	3rd Patapsco Valley 50K	8:03:53 h	168
24.09	50km	3rd The Big Schloss 50K	10:11:00 h	37
01.09	85h	2nd A Race for the Ages	162.543 km	87
17.06	32mi	24th Bighorn Mountain Wild & Scenic 50km Trail Run	10:15:14 h	187
29.05	50km	4th Holy Cowan's Gap 50k+	10:28:00 h	35
09.04	50mi	24th Bull Run Run 50 Miler	13:26:18 h	262
19.03	50km	28th The HAT Run 50K	7:56:05 h	316
12.03	50km	11th Elizabeth's Furnace Fat Ass 50 km Race	10:24:00 h	54
27.02	50km	8th Hashawha Hills 50 km Trail Run	7:26:16 h	88
16.01	50km	5th PHUNT 50K Run	7:49:43 h	101
2015
14.11	50mi	6th Stone Mill 50 Mile Run	13:16:17 h	273
24.10	50km	2nd Patapsco Valley 50K	7:59:14 h	170
04.10	50km	10th Blues Cruise 50K Ultra Trail	7:18:31 h	251
12.09	50km	2nd The Big Schloss 50K	9:46:00 h	37
24.05	50km	3rd Holy Cowan's Gap 50k+	9:55:00 h	31
28.03	50mi	21st Umstead Endurance Run 50 Miles	13:08:51 h	77
28.02	50km	7th Hashawha Hills 50 km Trail Run	9:03:08 h	50
07.02	50km	4th Mid-Maryland Ultra 50k	6:56:50 h	75
2014
13.12	50km	17th Magnus Gluteus Maximus 50 km	8:14:00 h	82
15.11	50mi	5th Stone Mill 50 Mile Run	12:42:04 h	230
02.11	50km	6th Potomac Heritage Trail	8:06:00 h	31
25.10	50km	1st Patapsco Valley 50K	8:24:46 h	82
20.07	50km	6th Rosaryville 50 km Trail Run	7:26:02 h	86
05.04	50mi	20th Umstead Endurance Run 50 Miles	13:05:53 h	66
22.03	50km	26th The HAT Run 50K	7:48:06 h	345
08.02	50km	3rd Mid-Maryland Ultra 50k	6:56:08 h	70
2013
16.11	50mi	4th Stone Mill 50 Mile Run	12:52:05 h	222
11.05	50km	15th Capon Valley 50K Run	7:23:50 h	115
23.02	50km	5th Hashawha Hills 50 km Trail Run	7:05:02 h	77
09.02	50km	2nd Mid-Maryland Ultra 50k	6:49:53 h	70
2012
17.11	50mi	3rd Stone Mill 50 Mile Run	13:00:23 h	231
04.11	50km	5th Potomac Heritage Trail	8:29:00 h	38
24.03	50km	24th The HAT Run 50K	7:35:38 h	319
25.02	50km	4th Hashawha Hills 50 km Trail Run	6:45:29 h	75
2011
07.05	50km	13th Capon Valley 50K Run	7:03:20 h	102
19.03	50km	23rd The HAT Run 50K	7:40:10 h	326
26.02	50km	3rd Hashawha Hills 50 km Trail Run	7:12:47 h	61
2010
20.11	50mi	48th JFK 50 Mile	12:24:33 h	908
07.11	50km	3rd Potomac Heritage Trail	8:22:00 h	50
05.06	50km	3rd Endurance Challenge - Washington D.C. Trail 50 km	8:20:03 h	186
08.05	50km	12th Capon Valley 50K Run	7:09:23 h	141
2009
21.11	50mi	47th JFK 50 Mile	13:03:09 h	949
01.11	50km	2nd Potomac Heritage Trail	8:36:00 h	48
09.05	50km	11th Capon Valley 50K Run	6:57:06 h	80
28.02	50km	2nd Hashawha Hills 50 km Trail Run	7:34:00 h	29

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	13/5/2021	13th 3 Days at the Fair 72 Hour Race	265,54	×4
✓ 2	1/9/2016	2nd A Race for the Ages	162,54	×2
✓ 3	20/1/2023	1st Dark Anchors	161,26	×2
✓ 4	29/9/2023	9th The Yeti 100 Mile Endurance Run	160,93	×2
✓ 5	30/9/2022	8th The Yeti 100 Mile Endurance Run	160,93	×2
✓ 6	2/4/2022	27th Umstead Endurance Run 100 Miles	160,93	×2
✓ 7	24/9/2021	7th The Yeti 100 Mile Endurance Run	160,93	×2
✓ 8	12/9/2020	9th Pine Creek Challenge 100 Miles	160,93	×2
✓ 9	27/9/2019	5th The Yeti 100 Mile Endurance Run	160,93	×2
✓ 10	30/3/2019	2nd Greenbrier 100 Mile Endurance Run	160,93	×2
✓ 11	19/1/2019	9th Long Haul 100 Mile Ultra-Marathons	160,93	×2
✓ 12	27/5/2023	5th Cow Bone 24 Hour Trail Run	101,39	×1
✓ 13	6/9/2025	14th Pine Creek Challenge 100 km	100,00	×1
✓ 14	1/6/2024	9th Eagle Up Ultra 100 km	100,00	×1
✓ 15	5/8/2023	1st 5 Lakes Ultra Race	100,00	×1
✓ 16	3/6/2023	8th Eagle Up Ultra 100 km	100,00	×1
✓ 17	4/6/2022	7th Eagle Up Ultra 100 km	100,00	×1
✓ 18	5/6/2021	6th Eagle Up Ultra 100 km	100,00	×1
✓ 19	7/12/2019	4th Devil Dog Ultra 100 km Race	100,00	×1
✓ 20	8/6/2019	4th Eagle Up Ultra 100 km	100,00	×1
✓ 21	16/3/2019	7th The Pistol 100 km Ultra Run	100,00	×1
✓ 22	2/12/2017	2nd Devil Dog Ultra 100 km Race	100,00	×1
✓ 23	24/6/2017	2nd Eagle Up Ultra 24 Hours	99,78	×1
✓ 24	28/5/2022	4th Cow Bone 24 Hour Trail Run	98,97	×1
✓ 25	29/5/2021	3rd Cow Bone 24 Hour Trail Run	82,08	×1
✓ 26	12/9/2026	15th Pine Creek Challenge 50 Miles	80,47	×1
✓ 27	7/6/2025	10th Eagle Up Ultra 50 Mile	80,47	×1
✓ 28	12/11/2022	13th Stone Mill 50 Mile Run	80,47	×1
✓ 29	13/11/2021	12th Stone Mill 50 Mile Run	80,47	×1
✓ 30	14/11/2020	11th Stone Mill 50 Mile Run	80,47	×1
✓ 31	9/11/2019	10th Stone Mill 50 Mile Run	80,47	×1
✓ 32	31/8/2019	1st Tuscazoar 50 Mile Trail Race	80,47	×1
✓ 33	17/11/2018	9th Stone Mill 50 Mile Run	80,47	×1
✓ 34	9/6/2018	3rd Eagle Up Ultra 50 Mile	80,47	×1
✓ 35	11/11/2017	8th Stone Mill 50 Mile Run	80,47	×1
✓ 36	1/4/2017	23rd Umstead Endurance Run 50 Miles	80,47	×1
✓ 37	12/11/2016	7th Stone Mill 50 Mile Run	80,47	×1
✓ 38	9/4/2016	24th Bull Run Run 50 Miler	80,47	×1
✓ 39	14/11/2015	6th Stone Mill 50 Mile Run	80,47	×1
✓ 40	28/3/2015	21st Umstead Endurance Run 50 Miles	80,47	×1
✓ 41	15/11/2014	5th Stone Mill 50 Mile Run	80,47	×1
✓ 42	5/4/2014	20th Umstead Endurance Run 50 Miles	80,47	×1
✓ 43	16/11/2013	4th Stone Mill 50 Mile Run	80,47	×1
✓ 44	17/11/2012	3rd Stone Mill 50 Mile Run	80,47	×1
✓ 45	20/11/2010	48th JFK 50 Mile	80,47	×1
✓ 46	21/11/2009	47th JFK 50 Mile	80,47	×1
✓ 47	17/6/2016	24th Bighorn Mountain Wild & Scenic 50km Trail Run	51,50	—
✓ 48	4/5/2024	9th Grayson Highlands 50km Race	50,00	—
✓ 49	21/10/2023	10th Patapsco Valley 50K	50,00	—
✓ 50	6/5/2023	8th Grayson Highlands 50km Race	50,00	—
51	25/3/2023	5th Greenbrier 50k Fun Run	50,00	—
52	18/2/2023	12th Mid-Maryland Ultra 50k	50,00	—
53	29/10/2022	9th Patapsco Valley 50K	50,00	—
54	19/3/2022	4th Get Lucky 50 km Trail Race	50,00	—
55	26/2/2022	12th Hashawha Hills 50 km Trail Run	50,00	—
56	12/2/2022	11th Mid-Maryland Ultra 50k	50,00	—
57	30/10/2021	8th Patapsco Valley 50K	50,00	—
58	1/5/2021	6th Grayson Highlands 50km Race	50,00	—
59	28/10/2020	7th Patapsco Valley 50K	50,00	—
60	19/9/2020	5th Grayson Highlands 50km Race	50,00	—
61	29/2/2020	11th Hashawha Hills 50 km Trail Run	50,00	—
62	15/2/2020	9th Mid-Maryland Ultra 50k	50,00	—
63	26/10/2019	6th Patapsco Valley 50K	50,00	—
64	27/7/2019	8th Catherine's 50k Run	50,00	—
65	4/5/2019	4th Grayson Highlands 50km Race	50,00	—
66	23/2/2019	10th Hashawha Hills 50 km Trail Run	50,00	—
67	16/2/2019	8th Mid-Maryland Ultra 50k	50,00	—
68	27/10/2018	5th Patapsco Valley 50K	50,00	—
69	29/9/2018	5th The Big Schloss 50K	50,00	—
70	27/5/2018	6th Holy Cowan's Gap 50k+	50,00	—
71	28/4/2018	18th Promise Land 50K++	50,00	—
72	24/2/2018	10th Hashawha Hills 50 km Trail Run	50,00	—
73	28/10/2017	4th Patapsco Valley 50K	50,00	—
74	3/6/2017	3rd Worlds End Ultramarathon 50K	50,00	—
75	25/2/2017	9th Hashawha Hills 50 km Trail Run	50,00	—
76	11/2/2017	6th Mid-Maryland Ultra 50k	50,00	—
77	22/10/2016	3rd Patapsco Valley 50K	50,00	—
78	24/9/2016	3rd The Big Schloss 50K	50,00	—
79	29/5/2016	4th Holy Cowan's Gap 50k+	50,00	—
80	19/3/2016	28th The HAT Run 50K	50,00	—
81	12/3/2016	11th Elizabeth's Furnace Fat Ass 50 km Race	50,00	—
82	27/2/2016	8th Hashawha Hills 50 km Trail Run	50,00	—
83	16/1/2016	5th PHUNT 50K Run	50,00	—
84	24/10/2015	2nd Patapsco Valley 50K	50,00	—
85	4/10/2015	10th Blues Cruise 50K Ultra Trail	50,00	—
86	12/9/2015	2nd The Big Schloss 50K	50,00	—
87	24/5/2015	3rd Holy Cowan's Gap 50k+	50,00	—
88	28/2/2015	7th Hashawha Hills 50 km Trail Run	50,00	—
89	7/2/2015	4th Mid-Maryland Ultra 50k	50,00	—
90	13/12/2014	17th Magnus Gluteus Maximus 50 km	50,00	—
91	2/11/2014	6th Potomac Heritage Trail	50,00	—
92	25/10/2014	1st Patapsco Valley 50K	50,00	—
93	20/7/2014	6th Rosaryville 50 km Trail Run	50,00	—
94	22/3/2014	26th The HAT Run 50K	50,00	—
95	8/2/2014	3rd Mid-Maryland Ultra 50k	50,00	—
96	11/5/2013	15th Capon Valley 50K Run	50,00	—
97	23/2/2013	5th Hashawha Hills 50 km Trail Run	50,00	—
98	9/2/2013	2nd Mid-Maryland Ultra 50k	50,00	—
99	4/11/2012	5th Potomac Heritage Trail	50,00	—
100	24/3/2012	24th The HAT Run 50K	50,00	—
101	25/2/2012	4th Hashawha Hills 50 km Trail Run	50,00	—
102	7/5/2011	13th Capon Valley 50K Run	50,00	—
103	19/3/2011	23rd The HAT Run 50K	50,00	—
104	26/2/2011	3rd Hashawha Hills 50 km Trail Run	50,00	—
105	7/11/2010	3rd Potomac Heritage Trail	50,00	—
106	5/6/2010	3rd Endurance Challenge - Washington D.C. Trail 50 km	50,00	—
107	8/5/2010	12th Capon Valley 50K Run	50,00	—
108	1/11/2009	2nd Potomac Heritage Trail	50,00	—
109	9/5/2009	11th Capon Valley 50K Run	50,00	—
110	28/2/2009	2nd Hashawha Hills 50 km Trail Run	50,00	—