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KS
Karen Serna
FemaleCalifornia2010–2026
44
Total Finishes
22
Different Races
6
States (12%)
2:24:32
PR (11:02/mi)
3:48:30
Average
+0:04:51
Slower (first to last)
Medal House
2014
Rock 'n' Roll Las Vegas
3:34:44
#23769 overall#14698 gender
2013
OC Marathon - Half Marathon - 5K
3:39:27
#9759 overall#5803 gender
2013
Surf City Marathon
3:53:37
#14538 overall#8660 gender
2013
Surf city USA Marathon
3:53:37
#14538 overall#8660 gender
2013
Long Beach Marathon
4:06:09
#11841 overall#6792 gender
2012
OC Marathon - Half Marathon - 5K
3:35:07
#8463 overall#5034 gender
2012
OC Marathon
3:35:07
#8480 overall#5047 gender
2012
Sunrise Marathon 5K/10K/13.1 SAN FRANCISCO
3:36:42
#4114 overall#2165 gender
2012
Rock 'n' Roll Las Vegas
3:52:50
#21616 overall#13120 gender
2012
Long Beach Marathon
4:03:40
#11028 overall#6411 gender
2012
Long Beach International City Bank Marathon
4:03:40
#11058 overall#6422 gender
2010
Summer's Done 13.1
2:24:32
#4912 overall#2532 gender
Performance Timeline
Complete Race Log
| Year | Race | State | Time | Place |
|---|---|---|---|---|
| 2026 | Surf City MarathonHuntington Beach | CA | 2:29:23 | #6370 |
| 2024 | OC Marathon - Half Marathon - 5KNewport Beach | CA | 3:55:44 | #9412 |
| 2021 | Detroit Free Press MarathonDetroit | MI | 4:14:55 | #5106 |
| 2019 | Detroit Free Press MarathonDetroit | MI | 3:58:25 | #10094 |
| 2019 | Carlsbad MarathonCarlsbad | CA | 4:15:47 | #4830 |
| 2019 | St. Jude Rock 'n' Roll SeattleSeattle | WA | 4:39:34 | #7776 |
| 2018 | Long Beach MarathonLong Beach | CA | 3:59:42 | #7061 |
| 2018 | OC Marathon - Half Marathon - 5KNewport Beach | CA | 4:03:08 | #6693 |
| 2018 | Detroit Free Press MarathonDetroit | MI | 4:04:56 | #9831 |
| 2017 | Sunrise Marathon 5K/10K/13.1 SAN FRANCISCOSan Francisco | CA | 3:51:49 | #4626 |
| 2017 | Long Beach MarathonLong Beach | CA | 3:52:43 | #7572 |
| 2017 | Surf City MarathonHuntington Beach | CA | 3:54:08 | #10116 |
| 2017 | Rock 'n' Roll Las VegasLas Vegas | NV | 4:01:39 | #18991 |
| 2017 | OC Marathon - Half Marathon - 5KNewport Beach | CA | 4:04:18 | #6825 |
| 2016 | OC Marathon - Half Marathon - 5KNewport Beach | CA | 3:50:44 | #8100 |
| 2016 | Surf City MarathonHuntington Beach | CA | 4:00:45 | #11758 |
| 2015 | Surf City MarathonHuntington Beach | CA | 3:51:19 | #13850 |
| 2015 | Surf City USA Marathon | — | 3:51:19 | #13853 |
| 2015 | OC Marathon - Half Marathon - 5KNewport Beach | CA | 3:52:15 | #8967 |
| 2015 | Orange County Marathon | — | 3:52:15 | #8884 |
| 2015 | Long Beach MarathonLong Beach | CA | 3:54:30 | #6811 |
| 2014 | Rock 'n' Roll Las VegasLas Vegas | NV | 3:34:44 | #23769 |
| 2014 | Berkeley Half MarathonBerkeley | CA | 3:35:22 | #3624 |
| 2014 | Berkeley Half Marathon | — | 3:35:23 | #3632 |
| 2014 | Tinker Bell Half MarathonAnaheim | CA | 3:35:51 | #11821 |
| 2014 | Long Beach MarathonLong Beach | CA | 3:36:54 | #10649 |
| 2014 | Sunrise Marathon 5K/10K/13.1 SAN FRANCISCOSan Francisco | CA | 3:40:22 | #4440 |
| 2014 | 2027 WALT DISNEY WORLD® Marathon Weekend presented by State Farm® With A Running PassionOrlando | FL | 3:41:19 | #19233 |
| 2014 | 2025 Disney Princess Half Marathon Weekend presented by CORKCICLE®Orlando | FL | 3:41:54 | #18225 |
| 2014 | Disneyland Half Marathon WeekendAnaheim | CA | 3:42:34 | #15029 |
| 2014 | OC Marathon - Half Marathon - 5KNewport Beach | CA | 3:48:33 | #10097 |
| 2014 | OC Marathon | — | 3:48:33 | #10100 |
| 2014 | Surf City MarathonHuntington Beach | CA | 3:49:03 | #15195 |
| 2013 | OC Marathon - Half Marathon - 5KNewport Beach | CA | 3:39:27 | #9759 |
| 2013 | Surf City MarathonHuntington Beach | CA | 3:53:37 | #14538 |
| 2013 | Surf city USA Marathon | — | 3:53:37 | #14538 |
| 2013 | Long Beach MarathonLong Beach | CA | 4:06:09 | #11841 |
| 2012 | OC Marathon - Half Marathon - 5KNewport Beach | CA | 3:35:07 | #8463 |
| 2012 | OC Marathon | — | 3:35:07 | #8480 |
| 2012 | Sunrise Marathon 5K/10K/13.1 SAN FRANCISCOSan Francisco | CA | 3:36:42 | #4114 |
| 2012 | Rock 'n' Roll Las VegasLas Vegas | NV | 3:52:50 | #21616 |
| 2012 | Long Beach MarathonLong Beach | CA | 4:03:40 | #11028 |
| 2012 | Long Beach International City Bank Marathon | — | 4:03:40 | #11058 |
| 2010 | Summer's Done 13.1Austin | TX | 2:24:32 | #4912 |
States Raced
1 race 2 races 3-4 races 5+ races
State Breakdown
CACalifornia
27 racesNVNevada
3 racesMIMichigan
3 racesFLFlorida
2 racesTXTexas
1 raceWAWashington
1 race50-State Challenge
6/ 50 states
44 states to go