HalfRuns
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David Demmer

MaleColorado2018–2026

16

Total Finishes

10

Distinct Races

1

States (2%)

1:38:42

PR (7:32/mi)

1:56:53

Average

-0:05:53

Faster (first to last)

Medal House

2025

All-Out Mardi Crawl

1:43:47
#19 overall0
2025

All-Out Mardi Crawl

1:43:47
#19 overall#13 gender
2024

HRCA Backcountry Wilderness Half Marathon

2:06:06
#129 overall0
2024

HRCA Backcountry Wilderness Half Marathon

2:06:06
#129 overall#97 gender
2022

All-Out Mardi Crawl

1:38:42
#10 overall#10 gender
2022

HRCA Backcountry Wilderness Half Marathon

1:57:30
#114 overall0
2022

HRCA Backcountry Wilderness Half Marathon

1:57:30
#114 overall#86 gender
2021

HRCA Backcountry Wilderness Half Marathon

1:51:19
#80 overall#68 gender
2020

Snow Mountain Ranch Trail Race

2:20:14
#31 overall#16 gender
2019

Spring Equinox

1:48:18
#90 overall#60 gender
2018

Platte River Half-Marathon, Relay & 5k

1:51:57
#187 overall#139 gender
2018

HRCA Backcountry Wilderness Half Marathon

2:05:07
#127 overall#101 gender

Performance Timeline

PR 1:38:422018201820192020202120222022202220242024202520252025202520262026

Complete Race Log

YearRaceStateTimePlace
2026All-Out Mardi CrawlArvadaCO1:46:04#14
2026All-Out Mardi CrawlLakewoodCO1:46:04#14
2025All-Out Mardi CrawlArvadaCO1:43:47#19
2025All-Out Mardi CrawlLakewoodCO1:43:47#19
2025HRCA Backcountry Wilderness Half MarathonLone TreeCO2:13:46#273
2025HRCA Backcountry Wilderness Half MarathonLone TreeCO2:13:46#273
2024HRCA Backcountry Wilderness Half MarathonLone TreeCO2:06:06#129
2024HRCA Backcountry Wilderness Half MarathonLone TreeCO2:06:06#129
2022All-Out Mardi CrawlLakewoodCO1:38:42#10
2022HRCA Backcountry Wilderness Half MarathonLone TreeCO1:57:30#114
2022HRCA Backcountry Wilderness Half MarathonLone TreeCO1:57:30#114
2021HRCA Backcountry Wilderness Half MarathonLone TreeCO1:51:19#80
2020Snow Mountain Ranch Trail RaceGranbyCO2:20:14#31
2019Spring EquinoxWellingtonCO1:48:18#90
2018Platte River Half-Marathon, Relay & 5kLittletonCO1:51:57#187
2018HRCA Backcountry Wilderness Half MarathonLone TreeCO2:05:07#127

States Raced

1 race 2 races 3-4 races 5+ races

State Breakdown

COColorado
16 races

50-State Challenge

1/ 51 states + DC

50 states to go