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JG
Jeff Grotenhuis
MaleColorado2000–2026
44
Total Finishes
18
Different Races
1
States (2%)
1:44:25
PR (7:58/mi)
1:52:37
Average
-0:00:44
Faster (first to last)
Medal House
2011
Horsetooth Half Marathon - Presented by Fort Collins Connexion
1:47:05
#241 overall#194 gender
2010
Slacker Half Marathon-Relay-4-Mile Races
1:49:27
#257 overall#181 gender
2009
Georgetown to Idaho Springs Half Marathon
1:52:54
#615 overall#403 gender
2008
Slacker Half Marathon-Relay-4-Mile Races
1:44:45
#136 overall#95 gender
2008
Georgetown to Idaho Springs Half Marathon
1:48:33
#431 overall#288 gender
2007
Georgetown to Idaho Springs Half Marathon
1:49:27
#494 overall#337 gender
2007
Horsetooth Half Marathon - Presented by Fort Collins Connexion
1:57:51
#358 overall#251 gender
2006
Georgetown to Idaho Springs Half Marathon
1:54:24
#645 overall#417 gender
2004
Slacker Half Marathon-Relay-4-Mile Races
1:44:25
#96 overall#78 gender
2003
Georgetown to Idaho Springs Half Marathon
1:52:01
#614 overall#455 gender
2002
Georgetown to Idaho Springs Half Marathon
1:55:16
#912 overall#626 gender
2000
Georgetown to Idaho Springs Half Marathon
1:55:32
#1097 overall#754 gender
Performance Timeline
Complete Race Log
| Year | Race | State | Time | Place |
|---|---|---|---|---|
| 2026 | Horsetooth Half Marathon - Presented by Fort Collins ConnexionFort Collins | CO | 1:50:23 | #353 |
| 2026 | Spring EquinoxWellington | CO | 1:54:48 | #82 |
| 2025 | Estes Park MarathonEstes Park | CO | 1:47:50 | #42 |
| 2025 | Slacker Half Marathon-Relay-4-Mile RacesGeorgetown | CO | 1:49:06 | #177 |
| 2025 | The Long View MarathonFort Collins | CO | 1:50:04 | #60 |
| 2025 | Windsor Marathon, Half Marathon, 10k, 5k & 1 Mile RunWindsor | CO | 1:50:45 | #27 |
| 2025 | Choice City Running FestivalFort Collins | CO | 1:57:01 | #46 |
| 2024 | The Long View MarathonFort Collins | CO | 1:53:13 | #64 |
| 2024 | Kaiser Permanente Colfax MarathonDenver | CO | 1:53:21 | #770 |
| 2024 | Horsetooth Half Marathon - Presented by Fort Collins ConnexionFort Collins | CO | 1:56:07 | #390 |
| 2023 | Slacker Half Marathon-Relay-4-Mile RacesGeorgetown | CO | 1:50:05 | #186 |
| 2022 | Fall EquinoxFort Collins | CO | 1:46:40 | #122 |
| 2022 | Horsetooth Half Marathon - Presented by Fort Collins ConnexionFort Collins | CO | 1:48:51 | #305 |
| 2022 | Georgetown to Idaho Springs Half MarathonUnknown | CO | 1:49:47 | #150 |
| 2022 | Georgetown to Idaho Springs Half Marathon | — | 1:49:47 | #150 |
| 2022 | Estes Park MarathonEstes Park | CO | 1:55:26 | #54 |
| 2022 | Estes Park Marathon | — | 1:55:26 | #54 |
| 2021 | Georgetown to Idaho Springs Half MarathonUnknown | CO | 1:45:24 | #115 |
| 2021 | Georgetown to Idaho Springs Half Marathon | — | 1:45:24 | #115 |
| 2021 | Slacker Half Marathon-Relay-4-Mile RacesGeorgetown | CO | 1:46:09 | #99 |
| 2021 | NOCO Half Marathon & 10KLoveland | CO | 1:46:54 | #29 |
| 2018 | Horsetooth Half Marathon - Presented by Fort Collins ConnexionFort Collins | CO | 1:50:32 | #349 |
| 2018 | Horsetooth Half Marathon | — | 1:50:32 | #349 |
| 2017 | Fort Collins Human RaceFort Collins | CO | 1:49:29 | #51 |
| 2017 | Estes Park MarathonEstes Park | CO | 1:50:37 | #20 |
| 2017 | Denver Half Marathon and 10KDenver | CO | 1:50:42 | #30 |
| 2016 | Horsetooth Half Marathon - Presented by Fort Collins ConnexionFort Collins | CO | 1:53:18 | #320 |
| 2016 | Fall EquinoxFort Collins | CO | 2:57:43 | #754 |
| 2015 | Estes Park MarathonEstes Park | CO | 1:55:57 | #53 |
| 2011 | Horsetooth Half Marathon - Presented by Fort Collins ConnexionFort Collins | CO | 1:47:05 | #241 |
| 2011 | Georgetown to Idaho Springs Half MarathonUnknown | CO | 1:50:34 | #568 |
| 2011 | Rudi's Organic Boulder Spring Half Marathon | — | 1:52:27 | #313 |
| 2011 | Spring EquinoxWellington | CO | 1:52:28 | #313 |
| 2010 | Slacker Half Marathon-Relay-4-Mile RacesGeorgetown | CO | 1:49:27 | #257 |
| 2009 | Georgetown to Idaho Springs Half MarathonUnknown | CO | 1:52:54 | #615 |
| 2008 | Slacker Half Marathon-Relay-4-Mile RacesGeorgetown | CO | 1:44:45 | #136 |
| 2008 | Georgetown to Idaho Springs Half MarathonUnknown | CO | 1:48:33 | #431 |
| 2007 | Georgetown to Idaho Springs Half MarathonUnknown | CO | 1:49:27 | #494 |
| 2007 | Horsetooth Half Marathon - Presented by Fort Collins ConnexionFort Collins | CO | 1:57:51 | #358 |
| 2006 | Georgetown to Idaho Springs Half MarathonUnknown | CO | 1:54:24 | #645 |
| 2004 | Slacker Half Marathon-Relay-4-Mile RacesGeorgetown | CO | 1:44:25 | #96 |
| 2003 | Georgetown to Idaho Springs Half MarathonUnknown | CO | 1:52:01 | #614 |
| 2002 | Georgetown to Idaho Springs Half MarathonUnknown | CO | 1:55:16 | #912 |
| 2000 | Georgetown to Idaho Springs Half MarathonUnknown | CO | 1:55:32 | #1097 |
States Raced
1 race 2 races 3-4 races 5+ races
State Breakdown
COColorado
39 races50-State Challenge
1/ 50 states
49 states to go