Isabelle Kurzava (F66)
2026
1 Race | 37 mi.Zion Ultras and Trail Half Marathon
Apr 11th 2026
| Virgin, UT
Distance
60 KM
Overall
184
/ 188
Division (F)
57
/ 58
14:17:22
2025
4 Races | 275 mi.Snowdrop Ultra
Dec 30th 2025
| Missouri City, TX
Distance
50 Miles
(S)
Overall
103
/ 136
Division (F)
43
/ 64
23:52:56
Snowdrop Ultra
Dec 30th 2025
| Missouri City, TX
Distance
50 KM
(S)
Overall
44
/ 150
Division (F)
13
/ 69
7:45:12
Snowdrop Ultra
Dec 30th 2025
| Missouri City, TX
Distance
100 KM
(S)
Overall
90
/ 125
Division (F)
37
/ 55
27:26:47
Snowdrop Ultra
Dec 30th 2025
| Missouri City, TX
Distance
100 Miles
(S)
Overall
90
/ 111
Division (F)
34
/ 48
50:34:17
Snowdrop Ultra
Dec 30th 2025
| Missouri City, TX
Duration
55 Hours
Overall
47
/ 151
Division (F)
17
/ 70
100.8
Brazos Bend 100
Dec 6th 2025
| Needville, TX
Distance
100 KM
Overall
34
/ 134
Division (F)
7
/ 50
13:57:06
Paris Texas Marathon
Sep 20th 2025
| Paris, TX
Distance
100 KM
Overall
28
/ 36
Division (F)
8
/ 12
17:58:34
Brazos Bend 50
Apr 5th 2025
| Needville, TX
Distance
50 Miles
Overall
69
/ 128
Division (F)
22
/ 38
11:32:45
2024
5 Races | 205 mi.Brazos Bend 100
Dec 7th 2024
| Needville, TX
Distance
100 KM
Overall
36
/ 88
Division (F)
15
/ 35
14:32:12
South Texas Ultra
Oct 12th 2024
| Leakey, TX
Distance
50 KM
Overall
30
/ 38
Division (F)
7
/ 10
8:19:22
Habanero Hundred
Aug 24th 2024
| Cat Spring, TX
Distance
50 KM
Overall
17
/ 46
Division (F)
5
/ 14
8:26:29
Canyons Endurance Runs
Apr 27th 2024
| Auburn, CA
Distance
50 KM
Overall
566
/ 630
Division (F)
177
/ 203
8:34:13
Brazos Bend 50
Apr 6th 2024
| Needville, TX
Distance
50 Miles
Overall
81
/ 151
Division (F)
18
/ 38
11:36:16
2023
3 Races | 112 mi.Habanero Hundred
Aug 12th 2023
| Cat Spring, TX
Distance
50 KM
Overall
22
/ 53
Division (F)
10
/ 23
9:11:19
Brazos Bend 50
Apr 1st 2023
| Needville, TX
Distance
50 Miles
Overall
56
/ 93
Division (F)
16
/ 31
12:15:07
Big Bend
Jan 15th 2023
| Big Bend Ranch State Park, TX
Distance
50 KM
Overall
63
/ 68
Division (F)
19
/ 22
8:39:16
2022
4 Races | 143 mi.Brazos Bend 100
Dec 3rd 2022
| Needville, TX
Distance
50 Miles
Overall
88
/ 164
Division (F)
27
/ 59
12:13:02
Mission Tejas Trail Run
Oct 22nd 2022
| Grapeland, TX
Distance
50 KM
Overall
32
/ 42
Division (F)
12
/ 18
9:55:16
Habanero Hundred
Aug 20th 2022
| Cat Spring, TX
Distance
50 KM
Overall
38
/ 56
Division (F)
8
/ 14
9:03:29
Brazos Bend 50
Apr 9th 2022
| Needville, TX
Distance
50 KM
Overall
104
/ 156
Division (F)
37
/ 69
6:54:48
2021
2 Races | 81 mi.Brazos Bend 100
Dec 4th 2021
| Needville, TX
Distance
50 Miles
Overall
94
/ 149
Division (F)
36
/ 61
12:53:15
Habanero Hundred
Aug 14th 2021
| Cat Spring, TX
Distance
50 KM
Overall
34
/ 64
Division (F)
5
/ 19
9:08:24
2019
2 Races | 112 mi.Salt Flats Endurance Runs
May 3rd 2019
| Wendover, UT
Distance
50 Miles
Overall
21
/ 25
Division (F)
3
/ 4
12:39:43
Brazos Bend 50
Apr 6th 2019
| Needville, TX
Distance
100 KM
Overall
47
/ 55
Division (F)
14
/ 19
15:07:24
2018
2 Races | 81 mi.Brazos Bend 50
Apr 7th 2018
| Needville, TX
Distance
50 Miles
Overall
57
/ 90
Division (F)
17
/ 37
11:31:43
Cowtown Ultra
Feb 25th 2018
| Fort Worth, TX
Distance
50 KM
Overall
219
/ 326
Division (F)
94
/ 156
6:27:02
2017
3 Races | 143 mi.Javelina Jundred
Oct 28th 2017
| Fountain Hills, AZ
Distance
100 KM
Overall
122
/ 161
Division (F)
67
/ 88
19:23:47
Habanero Hundred
Aug 20th 2017
| Cat Spring, TX
Distance
50 KM
Overall
57
/ 70
Division (F)
20
/ 26
10:21:10
Brazos Bend 50
Apr 8th 2017
| Needville, TX
Distance
50 Miles
Overall
72
/ 106
Division (F)
26
/ 40
12:03:16
26
Races
9y 0m 5d
Longevity
1,191
Lifetime Miles
Personal Bests
50k
(12)
6:27:02
2018
50m
(9)
11:31:43
2018
100k
(6)
13:57:06
2025
100m
(1)
50:34:17
2025
Distance by Year
2026
37
Miles
1 Race
2025
275
Miles
4 Races
2024
205
Miles
5 Races
2023
112
Miles
3 Races
2022
143
Miles
4 Races
2021
81
Miles
2 Races
2019
112
Miles
2 Races
2018
81
Miles
2 Races
2017
143
Miles
3 Races
Multiple Performances
Senior Grand Master Course Record
8:26:29
50 KM
3rd Place
12:39:43
50 Miles
Masters Winner
12:39:43
50 Miles
Achievements are awarded for races with 25 or more finishers and courses with 200 or more finishers.
Masters: 40-49 / Grand Masters: 50-59 / Senior Grand Masters: 60+