Natalie Halapin
ID 501517
Born : 1986 Cat. W40 Ultrarunner since 2013 USA
35
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
49
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
25,5%
Rank quotient ?This runner's calculation uses 35 eligible race(s): Σ(rank − 1) = 1 281; Σ finishers = 5 021. 1 281 / 5 021 × 100 = 25.51%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed35
Km — ultra races2 863 km
> 100 km6
> 160 km6
Longest race160,9 km
53rd Western States 100 Mile Endurance Run — 27/6/2026

Km per year (ultra races)

210
3 races
2022
100
1 race
2023
402
3 races
2024
395
4 races
2025
311
3 races
2026

Race types (share of distance)

Road3,5%
Trail96,5%

Wins & podiums (ultra)

🏆 Win2
🏆 Win F6
🏅 Top 33
🏅 Top 3 F14
Longest winning streak1
Current streak0

Records

50 km4h41'53100 km11h55'0450 mi9h05'51100 mi19h42'42

HISTORY

35 race(s)
DateRacePerf.Rk
2026
27.06 100mi USA53rd Western States 100 Mile Endurance Run 23:23:31 h101
09.05 50km USA21st Jemez Mountain 50km Trail Run 7:17:33 h50
21.03 100km USA3rd The Big Alta 12:20:39 h74
2025
20.09 100mi USA13th Mountain Lakes 100 22:56:38 h11
12.07 50mi USA27th Mt. Hood 50 Mile Trail Run 9:05:51 h20
21.06 55km USA1st Alpine Solstice 5:06:12 h21
12.04 98.9km USA11th Gorge Waterfalls 100k 13:08:46 h116
2024
27.09 100mi USA26th The Bear 100 Mile Endurance Run 28:41:18 h85
23.03 50mi USA2nd Mount Mitchell Heartbreaker 12:46:37 h26
20.01 100mi USA14th Coldwater Rumble 100 Mile Race 20:19:44 h9
2023
18.02 99.9km USA10th Black Canyon Trail 100 km Run 11:55:04 h132
2022
23.04 60km USA7th Whiskey Basin 60 km Trail Run 7:19:51 h20
12.02 99.9km USA9th Black Canyon Trail 100 km Run 13:16:37 h160
08.01 50km USA5th The Great Scorpion Trail Run 5:26:46 h5
2021
03.10 50km USA3rd Three Sisters Skyline 50km Race 5:44:26 h36
2020
25.01 50mi USA3rd Arches Ultra 50 Mile Race 9:29:21 h30
2019
14.12 40mi USA3rd Loup Garou 40 Mile Trail Run 6:50:21 h1 🏆
31.08 30mi USA14th Iron Mountain 30 Mile Trail Run 5:28:35 h10
16.02 50km USA8th Destin 50 km Beach Ultra 5:13:17 h8
2018
20.10 50km USA4th Firewater 50k Trail Race 5:53:23 h5
2016
09.07 55km USA3rd Beaverhead 55K Endurance Run 8:18:00 h22
14.05 50km USA2nd Quest for the Crest 50k 10:21:29 h28
02.04 100mi USA22nd Umstead Endurance Run 100 Miles 19:42:42 h11
05.03 50km USA35th Carl Touchstone Memorial Mississippi Trail 50 km 4:41:53 h3 🥉
06.02 40mi USA24th Uwharrie Mountain Run 7:42:17 h9
2015
24.10 100km USA2nd Uwharrie 100 km Trail Run 13:53:38 h1 🏆
17.10 50km USA5th Table Rock 50 km Ultra 6:31:00 h14
04.07 10h USA3rd LUR's Hotter than Hell, Dusk to Dawn Ultra Marathon 51.499 km23
28.02 40mi USA17th Mount Mitchell Challenge 8:07:13 h102
31.01 100mi USA23rd Rocky Raccoon 100 Mile Trail Run 21:49:42 h64
2014
20.09 50km USA1st LUR's Bobcat Bait 50 km 5:49:00 h5
29.03 50mi USA2nd Leatherwood Ultras 50 Mile 11:58:53 h22
22.02 40mi USA16th Mount Mitchell Challenge 7:14:27 h57
04.01 50km USA4th Harbison 50K 5:20:22 h21
2013
23.11 50km USA11th Derby 50k Ultra Run 4:52:12 h14