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Jennifer Jansonius

FemaleColorado2015–2026

20

Total Finishes

14

Distinct Races

5

States (10%)

2:05:29

PR (9:35/mi)

2:28:18

Average

+0:21:42

Slower (first→last)

Medal House

2023

All-Out Mardi Crawl

Arvada, CO

#81 overall
roadflat
2023

All-Out Fa La La

Westminster, CO

#172 overall
roadflat
2022

Erie Half & 5k

Erie, CO

2:19:32
#64 overall#24 gender
roadflat
2021

Horsetooth Half Marathon - Presented by Fort Collins Connexion

Fort Collins, CO

2:12:33
#957 overall
roadflat
2021

Canyonlands Half Marathon

Moab, UT

2:05:29
#117 overall#54 gender
roadflat
2017

Colorado Springs Marathon, Half, 5K, and Kids K

Colorado Springs, CO

3:00:53
#477 overall#271 gender
roadflat
2017

Rocky Mountain Half Marathon

Estes Park, CO

3:47:49
#995 overall#616 gender
roadflat
2017

Canyonlands Half Marathon

Moab, UT

2:25:49
#1116 overall#584 gender
roadflat
2016

Grand Teton Half Marathon

Jackson, WY

2:06:39
#600 overall#310 gender
roadflat
2016

Rocky Mountain Half Marathon

Estes Park, CO

2:47:27
#1087 overall#638 gender
roadflat
2016

Cocoa Beach Half Marathon

Cocoa Beach, FL

2:23:48
#514 overall#268 gender
roadflat
2015

Rocky Mountain Half Marathon

Estes Park, CO

2:16:07
#481 overall#225 gender
roadflat

Performance Timeline

PR 2:05:2920152016201620162017201720172021202120222023202320242024202420252025202520262026

Complete Race Log

YearRaceStateTimePlace
2026Fifty States Half Marathon Club Life MembershipColorado SpringsCO2:37:49#387
2026All-Out Mardi CrawlArvadaCO2:23:18.09#56
2025Spring Fling Prairie Dog Half, 10k, & 5kArvadaCO2:20:42#39
2025Rocky Mountain Half MarathonEstes ParkCO2:28:55#480
2025All-Out Fa La LaWestminsterCO2:24:17.32#152
2024Rock 'n' Roll ArizonaTempeAZ2:11:30#2591
2024All-Out Polar ProwlArvadaCO—#69
2024All-Out RunapaloozaArvadaCO2:24:53.18#53
2023All-Out Mardi CrawlArvadaCO—#81
2023All-Out Fa La LaWestminsterCO—#172
2022Erie Half & 5kErieCO2:19:32#64
2021Horsetooth Half Marathon - Presented by Fort Collins ConnexionFort CollinsCO2:12:33#957
2021Canyonlands Half MarathonMoabUT2:05:29#117
2017Colorado Springs Marathon, Half, 5K, and Kids KColorado SpringsCO3:00:53#477
2017Rocky Mountain Half MarathonEstes ParkCO3:47:49#995
2017Canyonlands Half MarathonMoabUT2:25:49#1116
2016Grand Teton Half MarathonJacksonWY2:06:39#600
2016Rocky Mountain Half MarathonEstes ParkCO2:47:27#1087
2016Cocoa Beach Half MarathonCocoa BeachFL2:23:48#514
2015Rocky Mountain Half MarathonEstes ParkCO2:16:07#481

States Raced

1 race 2 races 3-4 races 5+ races

State Breakdown

COColorado
15 races
UTUtah
2 races
WYWyoming
1 race
FLFlorida
1 race
AZArizona
1 race

50-State Challenge

5/ 51 states + DC

46 states to go