Johnson Power Rankings
The world authority on 200+ mile ultramarathon running — weekly, data-driven, course-difficulty-adjusted.

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Stephen Park

Men · Americas · provisional rating

Ratings

Athlete ratings by board
BoardGenderRatingRankMove
ContinuousMen5381334• new
OverallMen5381333• new

Why this rank

The Overall rating is the time-decayed mean of this athlete’s best 2 in-window performance scores (highlighted below). Each score = base × difficulty × field-strength × quality.

Career results (200+ mile tier)

Arizona Monster 300 · Apr 4, 2025 · 304mi continuouscounts toward rating
place 197 · 6d 23:27:17 · difficulty 2.20 · field 2.26 · quality 0.30
1,518
Tahoe 200 Mile Endurance Run · Jul 21, 2023 · 200mi continuouscounts toward rating
DNF · 200mi covered · difficulty 2.35 · field 1.59 · quality 1.00
1,307
Cocodona 250 Mile Race · May 2, 2022 · 250mi continuous
place 151 · 5d 01:56:30 · difficulty 2.45 · field 2.18 · quality 0.27
1,464
Bigfoot 200 Endurance Run · Aug 13, 2021 · 200mi continuous
DNF · 200mi covered · difficulty 2.65 · field 1.87 · quality 1.00
1,736