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JG
John Grotenhuis
MaleColorado2010–2026
13
Total Finishes
12
Different Races
2
States (4%)
1:33:32
PR (7:08/mi)
1:48:45
Average
-0:20:07
Faster (first to last)
Medal House
2019
The Long View Marathon
1:34:04
#24 overall#18 gender
2017
Longmont Half & 5k (LM Half)
1:33:32
#10 overall
2017
Louisville Trail Race
1:33:48
#14 overall#12 gender
2016
Longmont Half & 5k (LM Half)
1:57:23
#67 overall#40 gender
2016
Black Hawk Trail Half Marathon, 10K
2:16:34
#35 overall#30 gender
2016
Black Hawk Trail 1/2 Marathon & 10K
2:16:34
#35 overall#30 gender
2013
Erie Half & 5k
1:42:39
#19 overall#17 gender
2011
Minnesota Half Marathon and 5k
1:41:34
#44 overall#37 gender
2011
Lake Minnetonka Half Marathon
1:42:45
#328 overall#259 gender
2010
Pure Water Days Races
2:06:32
#86 overall#53 gender
2010
YMCA/Senn Blacktop Pure Water Days Races
2:06:32
#86 overall
2010
Leinenkugel's Pure Water Days Races
2:06:32
#86 overall
Performance Timeline
Complete Race Log
| Year | Race | State | Time | Place |
|---|---|---|---|---|
| 2026 | Bigfoot Half MarathonEstes Park | CO | 1:46:25 | #7 |
| 2023 | Vallecito Lake Heavy HalfBayfield | CO | 1:48:15 | #12 |
| 2022 | Colorado 13er (Half Marathon/10k/5k)Louisville | CO | 1:33:43 | #5 |
| 2019 | The Long View MarathonFort Collins | CO | 1:34:04 | #24 |
| 2017 | Longmont Half & 5k (LM Half)Longmont | CO | 1:33:32 | #10 |
| 2017 | Louisville Trail RaceLouisville | CO | 1:33:48 | #14 |
| 2016 | Longmont Half & 5k (LM Half)Longmont | CO | 1:57:23 | #67 |
| 2016 | Black Hawk Trail Half Marathon, 10KGolden Gate Canyon State Park | CO | 2:16:34 | #35 |
| 2016 | Black Hawk Trail 1/2 Marathon & 10K | — | 2:16:34 | #35 |
| 2013 | Erie Half & 5kErie | CO | 1:42:39 | #19 |
| 2011 | Minnesota Half Marathon and 5kSaint Paul | MN | 1:41:34 | #44 |
| 2011 | Lake Minnetonka Half MarathonWayzata | MN | 1:42:45 | #328 |
| 2010 | Pure Water Days RacesChippewa Falls | WI | 2:06:32 | #86 |
| 2010 | YMCA/Senn Blacktop Pure Water Days RacesChippewa Falls | WI | 2:06:32 | #86 |
| 2010 | Leinenkugel's Pure Water Days RacesChippewa Falls | WI | 2:06:32 | #86 |
States Raced
1 race 2 races 3-4 races 5+ races
State Breakdown
COColorado
9 racesMNMinnesota
2 races50-State Challenge
2/ 50 states
48 states to go