HalfRuns
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Seongeun Yu

MaleCalifornia2019–2026

13

Total Finishes

9

Different Races

3

States (6%)

1:15:25

PR (5:45/mi)

1:21:17

Average

-0:00:57

Faster (first to last)

Medal House

2025

71st Annual Fontana Days Run

1:19:44
#17 overall
2025

Fontana Days Run

1:19:44
#17 overall#16 gender
2025

Surf City Marathon

1:20:32
#53 overall#50 gender
2024

Fontana Days Run

1:18:52
#14 overall#13 gender
2023

Fontana Days Run

1:17:01
#6 overall#6 gender
2023

2026 2XU Long Beach Marathon & Half Marathon

1:21:24
#33 overall#32 gender
2022

Fontana Days Run

1:15:25
#6 overall#6 gender
2022

Surf City Marathon

1:17:37
#15 overall#15 gender
2022

Zion Ultras & Trail Half Marathon

1:40:32
#2 overall#2 gender
2019

Five Star Thanksgiving Turkey Trot 5K, 10K, 15K, & Half Marathon

1:17:24
#2 overall#2 gender
2019

Silver Comet Half & Full Marathon

1:23:46
#6 overall#6 gender
2019

Area 13.1 Half Marathon

1:28:13
#4 overall

Performance Timeline

PR 1:15:252019201920192022202220222023202320242025202520252026

Complete Race Log

YearRaceStateTimePlace
2026Happy New Year 2026Long BeachCA1:16:27#1
202571st Annual Fontana Days RunFontanaCA1:19:44#17
2025Fontana Days RunFontanaCA1:19:44#17
2025Surf City MarathonHuntington BeachCA1:20:32#53
2024Fontana Days RunFontanaCA1:18:52#14
2023Fontana Days RunFontanaCA1:17:01#6
20232026 2XU Long Beach Marathon & Half MarathonLong BeachCA1:21:24#33
2022Fontana Days RunFontanaCA1:15:25#6
2022Surf City MarathonHuntington BeachCA1:17:37#15
2022Zion Ultras & Trail Half MarathonVirginUT1:40:32#2
2019Five Star Thanksgiving Turkey Trot 5K, 10K, 15K, & Half MarathonJohns CreekGA1:17:24#2
2019Silver Comet Half & Full MarathonMabletonGA1:23:46#6
2019Area 13.1 Half MarathonRoswellGA1:28:13#4

States Raced

1 race 2 races 3-4 races 5+ races

State Breakdown

CACalifornia
9 races
GAGeorgia
3 races
UTUtah
1 race

50-State Challenge

3/ 51 states + DC

48 states to go