HalfRuns
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Mark Sekelsky

MaleIllinois1999–2021

43

Total Finishes

16

Different Races

3

States (6%)

1:33:11

PR (7:07/mi)

1:47:50

Average

-0:26:13

Faster (first to last)

Medal House

2011

Half Madness Half Marathon

1:37:22
#95 overall#82 gender
2011

Wisconsin Marathon

1:59:17
#649 overall#420 gender
2010

Half Madness Half Marathon

1:39:01
#128 overall#102 gender
2009

Kentucky Derby Festival Race Weekend

2:05:56
#2497 overall#1725 gender
2008

2025 500 Festival Running Events

2:04:50
#9479 overall#6618 gender
2008

Half Madness Half Marathon

2:06:17
#474 overall#325 gender
2007

Rock 'n' Roll Chicago Half Marathon

2:08:32
#4119 overall#2630 gender
2006

2025 500 Festival Running Events

2:06:34
#10290 overall#7105 gender
2005

Life Time Chicago Half Marathon + 5K

2:08:40
#3397 overall#1973 gender
2004

Life Time Chicago Half Marathon + 5K

2:06:44
#3079 overall#1878 gender
2002

2025 500 Festival Running Events

2:05:12
#7479 overall#5477 gender
1999

Community First Fox Cities Marathon presented by Miron Construction

2:08:42
#426 overall#266 gender

Performance Timeline

PR 1:33:11199920022004200520062007200820082009201020112011201120122012201220132013201320142014201420142015201520152015201520162016201620172017201720182018201920192019201920202020202020202021

Complete Race Log

YearRaceStateTimePlace
2021Grandma's MarathonDuluthMN1:42:29#326
2020Sandy Clause Half MarathonPonte VedraFL1:33:36#18
2020DONNA Marathon WeekendJacksonville BeachFL1:34:44#59
2020Saratoga Classic Half Marathon & Super Sara 5KJacksonvilleFL1:38:29#15
2020Grandma's MarathonDuluthMN1:48:00#512
2019DONNA Marathon WeekendJacksonville BeachFL1:37:36#87
2019Saratoga Classic Half Marathon & Super Sara 5KJacksonvilleFL1:39:49#22
2019Thanksgiving Distance ClassicJacksonvilleFL1:40:09#159
2019Fox Valley Marathon RacesSaint CharlesIL1:43:54#58
2018Grandma's MarathonDuluthMN1:34:25#444
2018DONNA Marathon WeekendJacksonville BeachFL1:46:47#120
2017Great Western Half Marathon and 10KSaint CharlesIL1:33:26#22
2017Fox Valley Marathon RacesSaint CharlesIL1:35:03#30
2017Half Madness Half MarathonBataviaIL1:35:38#70
20162025 Aramco Houston Half Marathon Searchable Finish Line VideoHoustonTX1:33:42#323
2016Jacksonville Bank Marathon, Half MarathonJacksonvilleFL1:49:49#168
2016Half Madness Half MarathonBataviaIL2:13:57#461
2015Fox Valley Marathon RacesSaint CharlesIL1:33:15#35
2015Naperville Half MarathonNapervilleIL1:34:27#115
2015Great Western Half Marathon and 10KSaint CharlesIL1:34:33#25
2015Half Madness Half MarathonBataviaIL1:34:55#80
2015DONNA Marathon WeekendJacksonville BeachFL1:37:06#43
2014Naperville Half MarathonNapervilleIL1:33:11#78
2014DONNA Marathon WeekendJacksonville BeachFL1:34:10#31
2014Fox Valley Marathon RacesSaint CharlesIL2:03:22#502
2014Half Madness Half MarathonBataviaIL2:05:03#521
2013Great Western Half Marathon and 10KSaint CharlesIL1:34:20#47
2013Half Madness Half MarathonBataviaIL1:36:14#98
2013Naperville Half MarathonNapervilleIL1:56:48#331
2012Great Western Half Marathon and 10KSaint CharlesIL1:41:44#86
2012Fox Valley Marathon RacesSaint CharlesIL2:06:47#369
2012Half Madness Half MarathonBataviaIL2:08:23#552
2011Half Madness Half MarathonBataviaIL1:37:22#95
2011Wisconsin MarathonKenoshaWI1:59:17#649
2011DONNA Marathon WeekendJacksonville BeachFL2:00:29#571
2010Half Madness Half MarathonBataviaIL1:39:01#128
2009Kentucky Derby Festival Race WeekendLouisvilleKY2:05:56#2497
20082025 500 Festival Running EventsIndianapolisIN2:04:50#9479
2008Half Madness Half MarathonBataviaIL2:06:17#474
2007Rock 'n' Roll Chicago Half MarathonChicagoIL2:08:32#4119
20062025 500 Festival Running EventsIndianapolisIN2:06:34#10290
2005Life Time Chicago Half Marathon + 5KChicagoIL2:08:40#3397
2004Life Time Chicago Half Marathon + 5KChicagoIL2:06:44#3079
20022025 500 Festival Running EventsIndianapolisIN2:05:12#7479
1999Community First Fox Cities Marathon presented by Miron ConstructionMenashaWI2:08:42#426

States Raced

1 race 2 races 3-4 races 5+ races

State Breakdown

ILIllinois
24 races
FLFlorida
11 races
INIndiana
3 races

50-State Challenge

3/ 51 states + DC

48 states to go