Jessica Sheffield
ID 680367
Born : 1987 Cat. W35 Ultrarunner since 2015 USA
21
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
40
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
1
Countries visited ?USAUnited States
49,7%
Rank quotient ?This runner's calculation uses 21 eligible race(s): Σ(rank − 1) = 779; Σ finishers = 1 567. 779 / 1 567 × 100 = 49.71%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed21
Km — ultra races2 216 km
> 100 km9
> 160 km9
> 24h1
Longest race160,9 km
16th Long Haul 100 Mile Ultra-Marathons — 17/1/2026

Km per year (ultra races)

369
3 races
2022
122
2 races
2023
372
3 races
2024
161
1 race
2025
161
1 race
2026

Race types (share of distance)

Road28,6%
Trail69,3%
Elim.2,1%

Wins & podiums (ultra)

🏆 Win0
🏆 Win F1
🏅 Top 31
🏅 Top 3 F3
Longest winning streak0
Current streak0

Records

50 km5h43'0050 mi10h09'19100 mi24h37'3912 h74,35 kmBackyard7 loops

HISTORY

21 race(s)
DateRacePerf.Rk
2026
17.01 100mi USA16th Long Haul 100 Mile Ultra-Marathons 29:28:45 h146
2025
18.01 100mi USA15th Long Haul 100 Mile Ultra-Marathons 28:22:13 h94
2024
02.11 100mi USA2nd Tampa Bay 100 Mile 31:56:10 h25
27.01 50km USA9th Clearwater Running Festival 50k Ultra 6:09:44 h74
13.01 100mi USA14th Long Haul 100 Mile Ultra-Marathons 26:14:23 h42
2023
18.11 45mi USA3rd Colt 45 Mile Trail Run 10:34:49 h26
28.01 50km USA8th Clearwater Running Festival 50k Ultra 6:09:38 h43
2022
21.05 100mi USA14th Keys100 Ultra-Marathons 100mi 29:09:28 h54
12.02 Backyard Ultra USA4th Death at DuPuis Backyard Ultra 46.942 km (7h)27
15.01 100mi USA12th Long Haul 100 Mile Ultra-Marathons 24:37:39 h36
2021
02.10 51.4mi USA8th Badwater Cape Fear 50 Mile 12:41:00 h41
2020
18.01 100mi USA10th Long Haul 100 Mile Ultra-Marathons 24:41:42 h32
2019
27.10 50km USA12th Jacks 50k Trail Race 8:03:13 h20
26.05 50km USA2nd Sweat, Swat 'n Swear! 50 km Run 5:43:00 h11
19.01 100mi USA9th Long Haul 100 Mile Ultra-Marathons 25:17:02 h33
2018
29.12 50mi USA2nd Jupiter Ridge Sand Spur 50 Mile 11:17:13 h2 🥈
27.01 100mi USA5th Florida Skydive Ultra Run - 100 Miles 26:06:12 h5
2017
20.05 50mi USA10th Keys100 Ultra-Marathons 50mi 10:09:19 h15
2016
05.11 12h USA3rd Save the Daylight 12 Hour Race 74.351 km6
21.05 50km USA9th Keys100 Ultra-Marathons 50km 6:50:37 h10
2015
16.05 50mi USA8th Keys100 Ultra-Marathons 50mi 13:09:56 h58