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SZ
Shirley Zylstra
FemaleMontana2004–2025
35
Total Finishes
4
Different Races
1
States (2%)
1:40:12
PR (7:39/mi)
1:49:58
Average
-0:00:58
Faster (first to last)
Medal House
2012
Missoula Marathon Half Marathon 5K Kids Marathon
1:45:04
#80 overall
2012
Snow Joke Half Marathon
1:53:52
#181 overall
2012
Snow Joke Half Marathon
1:53:52
#181 overall#51 gender
2011
Missoula Marathon Half Marathon 5K Kids Marathon
1:44:24
#258 overall
2010
Missoula Marathon Half Marathon 5K Kids Marathon
1:46:54
#262 overall
2010
Snow Joke Half Marathon
1:58:23
#351 overall#118 gender
2009
Missoula Marathon Half Marathon 5K Kids Marathon
1:44:14
#124 overall
2007
Snow Joke Half Marathon
1:50:05
#127 overall#30 gender
2006
Snow Joke Half Marathon
1:50:09
#116 overall#23 gender
2005
Governor's Cup
1:40:12
#46 overall#13 gender
2005
Snow Joke Half Marathon
1:46:16
#104 overall#23 gender
2004
Snow Joke Half Marathon
1:51:51
#131 overall#28 gender
Performance Timeline
Complete Race Log
| Year | Race | State | Time | Place |
|---|---|---|---|---|
| 2025 | Missoula Marathon Half Marathon 5K Kids MarathonMissoula | MT | 1:50:53 | #359 |
| 2024 | Missoula Marathon Half Marathon 5K Kids MarathonMissoula | MT | 1:51:31 | #337 |
| 2022 | Missoula Marathon Half Marathon 5K Kids MarathonMissoula | MT | 1:50:03 | #305 |
| 2021 | Snow Joke Half MarathonSeeley Lake | MT | 1:58:47 | #19 |
| 2021 | Missoula Marathon Half Marathon 5K Kids MarathonMissoula | MT | 2:04:07 | #59 |
| 2019 | Missoula Marathon Half Marathon 5K Kids MarathonMissoula | MT | 1:46:13 | #298 |
| 2018 | Missoula Marathon Half Marathon 5K Kids MarathonMissoula | MT | 1:45:51 | #244 |
| 2017 | Missoula Marathon Half Marathon 5K Kids MarathonMissoula | MT | 1:56:26 | #516 |
| 2015 | Missoula Marathon Half Marathon 5K Kids MarathonMissoula | MT | 1:50:50 | #407 |
| 2014 | Snow Joke Half MarathonSeeley Lake | MT | 1:51:50 | #105 |
| 2014 | Snow Joke Half MarathonSeeley Lake | MT | 1:51:50 | #105 |
| 2013 | Snow Joke Half MarathonSeeley Lake | MT | 1:52:06 | #164 |
| 2013 | Snow Joke Half MarathonSeeley Lake | MT | 1:52:06 | #164 |
| 2012 | Missoula Marathon Half Marathon 5K Kids MarathonMissoula | MT | 1:45:04 | #80 |
| 2012 | Snow Joke Half MarathonSeeley Lake | MT | 1:53:52 | #181 |
| 2012 | Snow Joke Half MarathonSeeley Lake | MT | 1:53:52 | #181 |
| 2011 | Missoula Marathon Half Marathon 5K Kids MarathonMissoula | MT | 1:44:24 | #258 |
| 2010 | Missoula Marathon Half Marathon 5K Kids MarathonMissoula | MT | 1:46:54 | #262 |
| 2010 | Snow Joke Half MarathonSeeley Lake | MT | 1:58:23 | #351 |
| 2009 | Missoula Marathon Half Marathon 5K Kids MarathonMissoula | MT | 1:44:14 | #124 |
| 2007 | Snow Joke Half MarathonSeeley Lake | MT | 1:50:05 | #127 |
| 2006 | Snow Joke Half MarathonSeeley Lake | MT | 1:50:09 | #116 |
| 2005 | Governor's CupHelena | MT | 1:40:12 | #46 |
| 2005 | Snow Joke Half MarathonSeeley Lake | MT | 1:46:16 | #104 |
| 2004 | Snow Joke Half MarathonSeeley Lake | MT | 1:51:51 | #131 |
States Raced
1 race 2 races 3-4 races 5+ races
State Breakdown
MTMontana
25 races50-State Challenge
1/ 51 states + DC
50 states to go