Maria Barton

Born : 1965 Cat. W60 Ultrarunner since 2003

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

63,7%

Rank quotient ?This runner's calculation uses 126 eligible race(s): Σ(rank − 1) = 10 165; Σ finishers = 15 949. 10 165 / 15 949 × 100 = 63.73%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed132

Km — ultra races8 713 km

> 100 km12

> 160 km9

> 200 km1

Longest race325,1 km

5th Tahoe 200 Mile Endurance Run — 7/9/2018

Km per year (ultra races)

280

2022

230

2023

100

2024

260

2025

285

2026

Race types (share of distance)

Trail94,8%

Stage5,2%

Wins & podiums (ultra)

🏆 Win0

🏆 Win F1

🏅 Top 30

🏅 Top 3 F4

Longest winning streak0

Current streak0

Records

50 km5h29'05 100 km17h49'42 50 mi11h04'45 100 mi31h23'00

HISTORY

126 race(s)

Date		Race	Perf.	Rk
2026
25.07	50mi	45th Minnesota Voyageur Trail 50 Mile Ultra	13:28:19 h	132
04.07	50km	33rd Afton Trail Run 50K	6:57:52 h	176
16.05	50km	24th Superior Spring 50 km Trail Race	7:39:55 h	162
25.04	50km	19th Chippewa Moraine 50km Ultra Marathon	7:33:14 h	85
11.04	34mi	18th Zumbro 34 Mile Endurance Run	8:18:19 h	56
2025
18.10	50km	17th Wild Duluth 50 km Races	8:23:08 h	223
19.07	55km	24th Tahoe Rim Trail 55km Endurance Run	7:53:25 h	64
17.05	50km	23rd Superior Spring 50 km Trail Race	7:29:50 h	170
26.04	50km	18th Chippewa Moraine 50km Ultra Marathon	7:28:34 h	76
12.04	34mi	17th Zumbro 34 Mile Endurance Run	8:00:03 h	58
2024
19.10	50km	16th Wild Duluth 50 km Races	7:48:42 h	196
18.05	50km	22nd Superior Spring 50 km Trail Race	8:10:11 h	173
2023
15.07	50mi	22th Tahoe Rim Trail 50M Endurance Run	17:49:05 h	58
20.05	50km	21st Superior Spring 50 km Trail Race	7:40:19 h	129
22.04	50km	16th Chippewa Moraine 50km Ultra Marathon	7:57:25 h	84
17.03	50km	19th Three Days of Syllamo 50 km Run	8:41:15 h	89
2022
15.10	50km	14th Wild Duluth 50 km Races	9:07:25 h	178
21.05	50km	20th Superior Spring 50 km Trail Race	7:42:58 h	118
23.04	50km	15th Chippewa Moraine 50km Ultra Marathon	7:22:12 h	67
08.04	50mi	14th Zumbro Midnight 50 Mile Trail Race	14:03:22 h	43
18.03	50km	18th Three Days of Syllamo 50 km Run	8:52:32 h	103
2021
06.11	8h	8th Icebox 480 - 8 Hour Run	56.327 km	40
10.09	100mi	31th Superior Fall Trail Races 100 Mile	37:18:06 h	119
17.07	100mi	20th Tahoe Rim Trail 100M Endurance Run	35:10:57 h	84
20.05	50km	19th Superior Spring 50 km Trail Race	8:26:31 h	120
23.04	50km	14th Chippewa Moraine 50km Ultra Marathon	8:13:26 h	128
2020
17.10	50km	12th Wild Duluth 50 km Races	8:38:55 h	132
13.03	50km	16th Three Days of Syllamo 50 km Run	8:57:46 h	30
18.01	50km	7th Ouachita Switchbacks 50K	8:44:00 h	41
2019
19.10	50km	11th Wild Duluth 50 km Races	8:06:32 h	124
16.08	50km	11th Marquette Trail 50 km	8:14:55 h	134
20.07	100mi	18th Tahoe Rim Trail 100M Endurance Run	33:50:17 h	130
18.05	50km	17th Superior Spring 50 km Trail Race	7:41:42 h	162
27.04	50km	12th Chippewa Moraine 50km Ultra Marathon	7:11:54 h	132
15.03	50km	15th Three Days of Syllamo 50 km Run	8:06:44 h	54
2018
07.09	202mi	5th Tahoe 200 Mile Endurance Run	3d 20:15:28 h	89
28.07	100km	4th Never Summer 100k	20:45:10 h	152
07.07	50km	25th Afton Trail Run 50K	6:29:19 h	145
15.06	52mi	26th Bighorn Mountain Wild & Scenic 50mi Trail Run	14:25:33 h	77
19.05	50km	16th Superior Spring 50 km Trail Race	7:04:37 h	163
28.04	50km	11th Chippewa Moraine 50km Ultra Marathon	6:56:08 h	99
16.03	50km	14th Three Days of Syllamo 50 km Run	7:11:40 h	64
2017
21.10	50km	9th Wild Duluth 50 km Races	9:23:46 h	112
15.07	100mi	16th Tahoe Rim Trail 100M Endurance Run	32:30:55 h	109
20.05	50km	15th Superior Spring 50 km Trail Race	6:58:16 h	135
29.04	50km	10th Chippewa Moraine 50km Ultra Marathon	6:40:04 h	84
08.04	50mi	9th Zumbro Midnight 50 Mile Trail Race	12:37:18 h	74
18.03	50mi	13th Three Days of Syllamo 50 Mile Run	13:28:16 h	39
17.03	50km	13th Three Days of Syllamo 50 km Run	7:49:15 h	52
17.03	150km/3stages	13th Three Days of Syllamo Stage Race	25:02:12 h	31
25.02	50km	13th Run Toto Run Psycho Wyco 50K	6:28:57 h	75
2016
15.10	50km	8th Wild Duluth 50 km Races	8:08:18 h	71
19.08	50km	8th Marquette Trail 50 km	8:38:47 h	73
23.07	100km	2nd Never Summer 100k	21:21:22 h	146
17.06	52mi	24th Bighorn Mountain Wild & Scenic 50mi Trail Run	13:14:31 h	63
23.04	50km	9th Chippewa Moraine 50km Ultra Marathon	6:41:25 h	82
18.03	50km	12th Three Days of Syllamo 50 km Run	6:54:50 h	58
20.02	50km	12th Run Toto Run Psycho Wyco 50K	6:54:51 h	72
2015
17.10	50km	7th Wild Duluth 50 km Races	8:24:04 h	91
14.02	50km	11th Run Toto Run Psycho Wyco 50K	7:27:18 h	60
2014
18.10	50km	6th Wild Duluth 50 km Races	7:28:59 h	67
05.09	100mi	24th Superior Fall Trail Races 100 Mile	36:59:06 h	118
26.07	50mi	33rd Minnesota Voyageur Trail 50 Mile Ultra	11:58:09 h	117
05.07	50km	21st Afton Trail Run 50K	6:10:52 h	83
17.05	50km	12th Superior Spring 50 km Trail Race	7:05:26 h	100
26.04	50km	7th Chippewa Moraine 50km Ultra Marathon	6:30:47 h	100
15.03	50mi	10th Three Days of Syllamo 50 Mile Run	12:36:37 h	27
15.02	50km	22nd Sylamore Trail 50k Run	6:42:15 h	35
2013
09.11	8h	0st Icebox 480 - 8 Hour Run	60.865 km	25
19.10	50km	5th Wild Duluth 50 km Races	7:34:47 h	65
06.09	100mi	23th Superior Fall Trail Races 100 Mile	34:52:58 h	45
27.07	50mi	32nd Minnesota Voyageur Trail 50 Mile Ultra	12:09:09 h	108
06.07	50km	20th Afton Trail Run 50K	5:42:20 h	54
18.05	50km	11th Superior Spring 50 km Trail Race	6:32:03 h	83
27.04	50km	6th Chippewa Moraine 50km Ultra Marathon	6:53:38 h	80
13.04	50mi	5th Zumbro 50 Mile	14:04:55 h	23
16.03	50mi trail race	9th Three Days of Syllamo 50 Mile Run	13:47:34 h	59
15.03	50km trail race	9th Three Days of Syllamo 50 km Run	7:22:52 h	48
15.03	150km/3stages stage race	9th Three Days of Syllamo Stage Race	24:47:53 h	42
09.02	50km	10th Louisville's Love'n the Hills (LLTH 50K)	7:31:20 h	63
2012
03.11	100mi	4th Ozark Trail 100 Mile Endurance Run	31:23:00 h	37
14.10	50mi	26th Glacial Trail 50 Mile Race	11:35:22 h	42
07.09	100mi	22th Superior Fall Trail Races 100 Mile	33:25:00 h	43
28.07	50mi	31st Minnesota Voyageur Trail 50 Mile Ultra	11:34:07 h	48
07.07	50km	19th Afton Trail Run 50K	5:53:54 h	93
19.05	50km	10th Superior Spring 50 km Trail Race	6:04:29 h	59
28.04	50km	5th Chippewa Moraine 50km Ultra Marathon	6:03:00 h	78
13.04	50mi	4th Zumbro 50 Mile	12:35:40 h	19
10.03	50mi	8th Three Days of Syllamo 50 Mile Run	13:31:01 h	42
09.03	50km	8th Three Days of Syllamo 50 km Run	7:27:25 h	64
09.03	150km/3stages	8th Three Days of Syllamo Stage Race	24:41:26 h	31
11.02	50km	8th Run Toto Run Psycho Wyco 50K	7:19:22 h	91
2011
15.10	100km	3rd Wild Duluth 100 km Races	17:49:42 h	36
21.05	50km	9th Superior Spring 50 km Trail Race	6:24:26 h	49
23.04	50km	4th Chippewa Moraine 50km Ultra Marathon	6:44:57 h	93
2010
16.10	50km	2nd Wild Duluth 50 km Races	7:26:00 h	40
15.05	50km	8th Superior Spring 50 km Trail Race	6:49:11 h	87
2009
31.10	50km	2nd Surf the Murph 50 km Run	7:14:33 h	38
17.10	50km	1st Wild Duluth 50 km Races	7:52:22 h	34
23.08	50km	1st Marquette Trail 50 km	8:09:02 h	39
25.07	50mi	28th Minnesota Voyageur Trail 50 Mile Ultra	12:10:29 h	102
19.06	50km	18th Bighorn Mountain Wild & Scenic 50km Trail Run	7:44:12 h	64
16.05	50km	7th Superior Spring 50 km Trail Race	6:52:55 h	48
25.04	50km	2nd Chippewa Moraine 50km Ultra Marathon	6:52:44 h	105
2008
01.11	50km	1st Surf the Murph 50 km Run	6:59:05 h	19
12.10	50km	22nd Glacial Trail 50 km Race	7:01:55 h	43
26.07	50mi	27th Minnesota Voyageur Trail 50 Mile Ultra	12:43:17 h	102
05.07	50km	15th Afton Trail Run 50K	7:00:59 h	103
17.05	50km	6th Superior Spring 50 km Trail Race	7:05:44 h	40
12.04	50km	1st Chippewa Moraine 50km Ultra Marathon	7:31:37 h	86
09.02	50km	4th Run Toto Run Psycho Wyco 50K	8:00:20 h	48
2007
13.10	32.8mi	3rd Lake of the Sky 32 Mile	8:47:06 h	46
21.07	50mi	6th Tahoe Rim Trail 50M Endurance Runs	13:18:55 h	79
15.06	50mi	16th Bighorn Mountain Wild & Scenic 50mi Trail Run	14:16:46 h	73
12.05	50mi	26th Ice Age Trail 50 Mile Run	11:04:45 h	181
13.04	50mi	7th McNaughton 50 Mile Ultra Race	12:39:01 h	35
10.02	50km	3rd Run Toto Run Psycho Wyco 50K	7:16:04 h	41
2006
29.07	50mi	25th Minnesota Voyageur Trail 50 Mile Ultra	11:39:57 h	59
16.06	50mi	15th Bighorn Mountain Wild & Scenic 50mi Trail Run	13:32:57 h	56
27.05	50km	4th Superior Spring 50 km Trail Race	6:27:33 h	30
15.04	30mi	6th McNaughton 30 Mile Ultra Race	6:10:19 h	25
2005
10.09	50mi	15th Superior Fall Trail Races 50 Mile	12:50:49 h	20
02.07	50km	12th Afton Trail Run 50K	5:54:41 h	30
21.05	50km	3rd Superior Spring 50 km Trail Race	6:39:34 h	29
23.04	50km	15th Trail Mix Race	5:29:05 h	36
2003
08.03	50km	14th Way Too Cool 50K Endurance Run	6:07:18 h	300

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	7/9/2018	5th Tahoe 200 Mile Endurance Run	325,09	×5
✓ 2	10/9/2021	31th Superior Fall Trail Races 100 Mile	160,93	×2
✓ 3	17/7/2021	20th Tahoe Rim Trail 100M Endurance Run	160,93	×2
✓ 4	20/7/2019	18th Tahoe Rim Trail 100M Endurance Run	160,93	×2
✓ 5	15/7/2017	16th Tahoe Rim Trail 100M Endurance Run	160,93	×2
✓ 6	5/9/2014	24th Superior Fall Trail Races 100 Mile	160,93	×2
✓ 7	6/9/2013	23th Superior Fall Trail Races 100 Mile	160,93	×2
✓ 8	3/11/2012	4th Ozark Trail 100 Mile Endurance Run	160,93	×2
✓ 9	7/9/2012	22th Superior Fall Trail Races 100 Mile	160,93	×2
✓ 10	17/3/2017	13th Three Days of Syllamo Stage Race	150,00	×2
✓ 11	15/3/2013	9th Three Days of Syllamo Stage Race (USA)	150,00	×2
✓ 12	9/3/2012	8th Three Days of Syllamo Stage Race	150,00	×2
✓ 13	28/7/2018	4th Never Summer 100k	100,00	×1
✓ 14	23/7/2016	2nd Never Summer 100k	100,00	×1
✓ 15	15/10/2011	3rd Wild Duluth 100 km Races	100,00	×1
✓ 16	15/6/2018	26th Bighorn Mountain Wild & Scenic 50mi Trail Run	83,69	×1
✓ 17	17/6/2016	24th Bighorn Mountain Wild & Scenic 50mi Trail Run	83,69	×1
✓ 18	25/7/2026	45th Minnesota Voyageur Trail 50 Mile Ultra	80,47	×1
✓ 19	15/7/2023	22th Tahoe Rim Trail 50M Endurance Run	80,47	×1
✓ 20	8/4/2022	14th Zumbro Midnight 50 Mile Trail Race	80,47	×1
✓ 21	8/4/2017	9th Zumbro Midnight 50 Mile Trail Race	80,47	×1
✓ 22	18/3/2017	13th Three Days of Syllamo 50 Mile Run	80,47	×1
✓ 23	26/7/2014	33rd Minnesota Voyageur Trail 50 Mile Ultra	80,47	×1
✓ 24	15/3/2014	10th Three Days of Syllamo 50 Mile Run	80,47	×1
✓ 25	27/7/2013	32nd Minnesota Voyageur Trail 50 Mile Ultra	80,47	×1
✓ 26	13/4/2013	5th Zumbro 50 Mile	80,47	×1
✓ 27	16/3/2013	9th Three Days of Syllamo 50 Mile Run (USA)	80,47	×1
✓ 28	14/10/2012	26th Glacial Trail 50 Mile Race	80,47	×1
✓ 29	28/7/2012	31st Minnesota Voyageur Trail 50 Mile Ultra	80,47	×1
✓ 30	13/4/2012	4th Zumbro 50 Mile	80,47	×1
✓ 31	10/3/2012	8th Three Days of Syllamo 50 Mile Run	80,47	×1
✓ 32	25/7/2009	28th Minnesota Voyageur Trail 50 Mile Ultra	80,47	×1
✓ 33	26/7/2008	27th Minnesota Voyageur Trail 50 Mile Ultra	80,47	×1
✓ 34	21/7/2007	6th Tahoe Rim Trail 50M Endurance Runs	80,47	×1
✓ 35	15/6/2007	16th Bighorn Mountain Wild & Scenic 50mi Trail Run	80,47	×1
✓ 36	12/5/2007	26th Ice Age Trail 50 Mile Run	80,47	×1
✓ 37	13/4/2007	7th McNaughton 50 Mile Ultra Race	80,47	×1
✓ 38	29/7/2006	25th Minnesota Voyageur Trail 50 Mile Ultra	80,47	×1
✓ 39	16/6/2006	15th Bighorn Mountain Wild & Scenic 50mi Trail Run	80,47	×1
✓ 40	10/9/2005	15th Superior Fall Trail Races 50 Mile	80,47	×1
✓ 41	9/11/2013	0st Icebox 480 - 8 Hour Run	60,87	×1
✓ 42	6/11/2021	8th Icebox 480 - 8 Hour Run	56,33	×1
✓ 43	19/7/2025	24th Tahoe Rim Trail 55km Endurance Run	55,00	—
✓ 44	11/4/2026	18th Zumbro 34 Mile Endurance Run	54,72	—
✓ 45	12/4/2025	17th Zumbro 34 Mile Endurance Run	54,72	—
✓ 46	13/10/2007	3rd Lake of the Sky 32 Mile	52,79	—
✓ 47	4/7/2026	33rd Afton Trail Run 50K	50,00	—
✓ 48	16/5/2026	24th Superior Spring 50 km Trail Race	50,00	—
✓ 49	25/4/2026	19th Chippewa Moraine 50km Ultra Marathon	50,00	—
✓ 50	18/10/2025	17th Wild Duluth 50 km Races	50,00	—
51	17/5/2025	23rd Superior Spring 50 km Trail Race	50,00	—
52	26/4/2025	18th Chippewa Moraine 50km Ultra Marathon	50,00	—
53	19/10/2024	16th Wild Duluth 50 km Races	50,00	—
54	18/5/2024	22nd Superior Spring 50 km Trail Race	50,00	—
55	20/5/2023	21st Superior Spring 50 km Trail Race	50,00	—
56	22/4/2023	16th Chippewa Moraine 50km Ultra Marathon	50,00	—
57	17/3/2023	19th Three Days of Syllamo 50 km Run	50,00	—
58	15/10/2022	14th Wild Duluth 50 km Races	50,00	—
59	21/5/2022	20th Superior Spring 50 km Trail Race	50,00	—
60	23/4/2022	15th Chippewa Moraine 50km Ultra Marathon	50,00	—
61	18/3/2022	18th Three Days of Syllamo 50 km Run	50,00	—
62	20/5/2021	19th Superior Spring 50 km Trail Race	50,00	—
63	23/4/2021	14th Chippewa Moraine 50km Ultra Marathon	50,00	—
64	17/10/2020	12th Wild Duluth 50 km Races	50,00	—
65	13/3/2020	16th Three Days of Syllamo 50 km Run	50,00	—
66	18/1/2020	7th Ouachita Switchbacks 50K	50,00	—
67	19/10/2019	11th Wild Duluth 50 km Races	50,00	—
68	16/8/2019	11th Marquette Trail 50 km	50,00	—
69	18/5/2019	17th Superior Spring 50 km Trail Race	50,00	—
70	27/4/2019	12th Chippewa Moraine 50km Ultra Marathon	50,00	—
71	15/3/2019	15th Three Days of Syllamo 50 km Run	50,00	—
72	7/7/2018	25th Afton Trail Run 50K	50,00	—
73	19/5/2018	16th Superior Spring 50 km Trail Race	50,00	—
74	28/4/2018	11th Chippewa Moraine 50km Ultra Marathon	50,00	—
75	16/3/2018	14th Three Days of Syllamo 50 km Run	50,00	—
76	21/10/2017	9th Wild Duluth 50 km Races	50,00	—
77	20/5/2017	15th Superior Spring 50 km Trail Race	50,00	—
78	29/4/2017	10th Chippewa Moraine 50km Ultra Marathon	50,00	—
79	25/2/2017	13th Run Toto Run Psycho Wyco 50K	50,00	—
80	15/10/2016	8th Wild Duluth 50 km Races	50,00	—
81	19/8/2016	8th Marquette Trail 50 km	50,00	—
82	23/4/2016	9th Chippewa Moraine 50km Ultra Marathon	50,00	—
83	18/3/2016	12th Three Days of Syllamo 50 km Run	50,00	—
84	20/2/2016	12th Run Toto Run Psycho Wyco 50K	50,00	—
85	17/10/2015	7th Wild Duluth 50 km Races	50,00	—
86	14/2/2015	11th Run Toto Run Psycho Wyco 50K	50,00	—
87	18/10/2014	6th Wild Duluth 50 km Races	50,00	—
88	5/7/2014	21st Afton Trail Run 50K	50,00	—
89	17/5/2014	12th Superior Spring 50 km Trail Race	50,00	—
90	26/4/2014	7th Chippewa Moraine 50km Ultra Marathon	50,00	—
91	15/2/2014	22nd Sylamore Trail 50k Run	50,00	—
92	19/10/2013	5th Wild Duluth 50 km Races	50,00	—
93	6/7/2013	20th Afton Trail Run 50K	50,00	—
94	18/5/2013	11th Superior Spring 50 km Trail Race	50,00	—
95	27/4/2013	6th Chippewa Moraine 50km Ultra Marathon	50,00	—
96	9/2/2013	10th Louisville's Love'n the Hills (LLTH 50K)	50,00	—
97	7/7/2012	19th Afton Trail Run 50K	50,00	—
98	19/5/2012	10th Superior Spring 50 km Trail Race	50,00	—
99	28/4/2012	5th Chippewa Moraine 50km Ultra Marathon	50,00	—
100	11/2/2012	8th Run Toto Run Psycho Wyco 50K	50,00	—
101	21/5/2011	9th Superior Spring 50 km Trail Race	50,00	—
102	23/4/2011	4th Chippewa Moraine 50km Ultra Marathon	50,00	—
103	16/10/2010	2nd Wild Duluth 50 km Races	50,00	—
104	15/5/2010	8th Superior Spring 50 km Trail Race	50,00	—
105	31/10/2009	2nd Surf the Murph 50 km Run	50,00	—
106	17/10/2009	1st Wild Duluth 50 km Races	50,00	—
107	23/8/2009	1st Marquette Trail 50 km	50,00	—
108	19/6/2009	18th Bighorn Mountain Wild & Scenic 50km Trail Run	50,00	—
109	16/5/2009	7th Superior Spring 50 km Trail Race	50,00	—
110	25/4/2009	2nd Chippewa Moraine 50km Ultra Marathon	50,00	—
111	1/11/2008	1st Surf the Murph 50 km Run	50,00	—
112	12/10/2008	22nd Glacial Trail 50 km Race	50,00	—
113	5/7/2008	15th Afton Trail Run 50K	50,00	—
114	17/5/2008	6th Superior Spring 50 km Trail Race	50,00	—
115	12/4/2008	1st Chippewa Moraine 50km Ultra Marathon	50,00	—
116	9/2/2008	4th Run Toto Run Psycho Wyco 50K	50,00	—
117	10/2/2007	3rd Run Toto Run Psycho Wyco 50K	50,00	—
118	27/5/2006	4th Superior Spring 50 km Trail Race	50,00	—
119	2/7/2005	12th Afton Trail Run 50K	50,00	—
120	21/5/2005	3rd Superior Spring 50 km Trail Race	50,00	—
121	23/4/2005	15th Trail Mix Race	50,00	—
122	8/3/2003	14th Way Too Cool 50K Endurance Run	50,00	—
123	15/4/2006	6th McNaughton 30 Mile Ultra Race	48,28	—