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MO
Mary O'Connor
FemaleIllinois2003–2025
65
Total Finishes
48
Distinct Races
23
States (45%)
1:48:08
PR (8:15/mi)
2:37:19
Average
+0:31:22
Slower (first to last)
Medal House
2010
2026 Superhero Half Marathon and Relay
1:51:23
#305 overall#90 gender
2009
Eau Claire Marathon
3:22:48
#987 overall#600 gender
2008
Philadelphia Marathon
4:38:01
#5284 overall#3359 gender
2007
Rock 'n' Roll Virgina Beach Half Marathon
2:17:04
#8372 overall#3553 gender
2006
Rock 'n' Roll Virgina Beach Half Marathon
2:20:14
#7789 overall#3450 gender
2006
3M Half Marathon
2:21:43
#2623 overall#1138 gender
2006
Women's Half Marathon
3:14:29
#2568 overall#2563 gender
2005
Rock 'n' Roll Virgina Beach Half Marathon
2:10:23
#6481 overall#2588 gender
2004
Georgetown to Idaho Springs Half Marathon
2:27:10
#1873 overall#899 gender
2004
Rock 'n' Roll Virgina Beach Half Marathon
2:29:37
#7672 overall#3581 gender
2003
Rock 'n' Roll Virgina Beach Half Marathon
2:20:51
#6040 overall#2680 gender
2003
Georgetown to Idaho Springs Half Marathon
2:21:39
#1848 overall#803 gender
Performance Timeline
Complete Race Log
| Year | Race | State | Time | Place |
|---|---|---|---|---|
| 2025 | Rock The Parkway Half Marathon and 5kKansas City | MO | 1:46:41 | #547 |
| 2025 | Sunrise Marathon 5K/10K/13.1 KANSAS CITYKansas City | MO | 1:58:46 | #912 |
| 2025 | Nashville 1/2 MarathonNashville | TN | 2:17:01 | #1400 |
| 2025 | Delaware Running FestivalWilmington | DE | 2:40:58 | #600 |
| 2025 | Hidden Gem Half MarathonFlossmoor | IL | 2:52:13 | #978 |
| 2024 | NYCRUNS Big Apple Half MarathonNew York | NY | 1:56:50 | #1144 |
| 2024 | NYCRUNS Brooklyn Ice Cream Social Half MarathonBrooklyn | NY | 2:10:59 | #12237 |
| 2024 | Newport Rhode RacesNewport | RI | 2:17:22 | #1826 |
| 2024 | Newport Rhode RaceNewport | RI | 2:17:22 | #1825 |
| 2023 | Harborside Half Marathon & 5KNewburyport | MA | 2:20:34 | #921 |
| 2023 | North Shore ClassicHighland Park | IL | 2:59:24 | #1053 |
| 2023 | Anchorage RunFestAnchorage | AK | 3:08:48 | #451 |
| 2023 | Anchorage RunFestAnchorage | AK | 3:08:48 | #451 |
| 2023 | Juneau Frank Maier Marathon and Half MarathonJuneau | AK | 3:52:23 | #123 |
| 2022 | Shamrock MarathonVirginia Beach | VA | 2:43:20 | #4366 |
| 2022 | Hidden Gem Half MarathonFlossmoor | IL | 2:47:03 | #729 |
| 2021 | Eversource Hartford Marathon, Half Marathon, Relay & Charity 5KHartford | CT | 2:08:57 | #1233 |
| 2019 | NYRR Fred Lebow Half MarathonNew York | NY | 1:56:48 | #1440 |
| 2019 | Eversource Hartford Marathon, Half Marathon, Relay & Charity 5KHartford | CT | 2:03:03 | #1587 |
| 2019 | 2025 500 Festival Running EventsIndianapolis | IN | 2:06:52 | #5849 |
| 2019 | Newport Rhode RacesNewport | RI | 2:16:09 | #794 |
| 2019 | Newport Rhode RaceNewport | RI | 2:16:09 | #794 |
| 2019 | Wilmington Women's Half Marathon & 8kWilmington | DE | 2:40:17 | #397 |
| 2019 | Starved Rock Country MarathonOttawa | IL | 3:04:28 | #452 |
| 2018 | Eversource Hartford Marathon, Half Marathon, Relay & Charity 5KHartford | CT | 2:08:06 | #2131 |
| 2018 | Starved Rock Country MarathonOttawa | IL | 2:53:18 | #518 |
| 2018 | Rock 'n' Roll Chicago Half MarathonChicago | IL | 3:00:41 | #8103 |
| 2017 | The Racefaster Half MarathonParamus | NJ | 2:03:08 | #163 |
| 2017 | Eversource Hartford Marathon, Half Marathon, Relay & Charity 5KHartford | CT | 2:10:20 | #2160 |
| 2017 | Novo Nordisk New Jersey MarathonLong Branch | NJ | 2:13:10 | #2033 |
| 2017 | Surftown Half, 2-Person Relay & 5KWesterly | RI | 2:52:38 | #1025 |
| 2017 | Starved Rock Country MarathonOttawa | IL | 2:55:13 | #431 |
| 2017 | Hightail Half MarathonAnchorage | AK | 3:04:31 | #470 |
| 2017 | Eau Claire MarathonEau Claire | WI | 3:48:59 | #1649 |
| 2016 | Freedom's RunShepherdstown | WV | 1:55:31 | #128 |
| 2016 | Eversource Hartford Marathon, Half Marathon, Relay & Charity 5KHartford | CT | 2:08:00 | #2499 |
| 2016 | IMT Des Moines MarathonDes Moines | IA | 2:22:10 | #2595 |
| 2016 | Starved Rock Country MarathonOttawa | IL | 2:48:48 | #296 |
| 2016 | Go Girl Run Kansas CityOlathe | KS | 2:52:43 | #346 |
| 2016 | 2026 2XU Long Beach Marathon & Half MarathonLong Beach | CA | 2:52:49 | #5991 |
| 2016 | Detroit Free Press MarathonDetroit | MI | 3:45:39 | #10713 |
| 2015 | St. Jude Rock 'n' Roll SeattleSeattle | WA | 1:58:42 | #2087 |
| 2015 | 2026 Hippie ChickSt. Paul | OR | 2:54:41 | #846 |
| 2015 | Ocean City Running, 5k, Half MarathonOcean City | MD | 3:25:30 | #1982 |
| 2014 | 2026 National Women's Half Marathon and 8KWashington | DC | 2:29:57 | #8838 |
| 2014 | Sunrise Marathon 5K/10K/13.1 KANSAS CITYKansas City | MO | 2:33:58 | #3581 |
| 2014 | Starved Rock Country MarathonOttawa | IL | 2:34:47 | #659 |
| 2014 | Potomac River Run Marathon and HalfCarderock | MD | 2:35:54 | #161 |
| 2013 | United Airlines NYC HalfNew York | NY | 2:26:44 | #12621 |
| 2013 | 2026 National Women's Half Marathon and 8KWashington | DC | 2:45:37 | #10794 |
| 2013 | Holiday Half MarathonPortland | OR | 2:48:24 | #2154 |
| 2013 | DONNA Marathon WeekendJacksonville Beach | FL | 3:18:07 | #3244 |
| 2012 | Liberty Waterfront Half Marathon and 5K RunJersey City | NJ | 1:48:08 | #692 |
| 2012 | Fairfield Road RacesFairfield | CT | 2:22:20 | #2710 |
| 2012 | Strider Half MarathonMilwaukee | WI | 3:11:29 | #518 |
| 2011 | Freedom's RunShepherdstown | WV | 1:56:30 | #182 |
| 2011 | Kiawah Island MarathonKiawah Island | SC | 2:16:54 | #1395 |
| 2011 | Philadelphia MarathonPhiladelphia | PA | 2:21:15 | #6127 |
| 2011 | Monterey Bay Half MarathonMonterey | CA | 2:28:32 | #4023 |
| 2010 | 2026 Superhero Half Marathon and RelayMorristown | NJ | 1:51:23 | #305 |
| 2010 | Life Time Chicago Half Marathon + 5KChicago | IL | 2:01:21 | #4706 |
| 2010 | Miracle Match MarathonWaco | TX | 2:09:47 | #100 |
| 2009 | Eau Claire MarathonEau Claire | WI | 3:22:48 | #987 |
| 2008 | Philadelphia MarathonPhiladelphia | PA | 4:38:01 | #5284 |
| 2007 | Rock 'n' Roll Virgina Beach Half MarathonVirginia Beach | VA | 2:17:04 | #8372 |
| 2006 | Rock 'n' Roll Virgina Beach Half MarathonVirginia Beach | VA | 2:20:14 | #7789 |
| 2006 | 3M Half MarathonAustin | TX | 2:21:43 | #2623 |
| 2006 | Women's Half MarathonNew York | NY | 3:14:29 | #2568 |
| 2005 | Rock 'n' Roll Virgina Beach Half MarathonVirginia Beach | VA | 2:10:23 | #6481 |
| 2004 | Georgetown to Idaho Springs Half MarathonUnknown | CO | 2:27:10 | #1873 |
| 2004 | Rock 'n' Roll Virgina Beach Half MarathonVirginia Beach | VA | 2:29:37 | #7672 |
| 2003 | Rock 'n' Roll Virgina Beach Half MarathonVirginia Beach | VA | 2:20:51 | #6040 |
| 2003 | Georgetown to Idaho Springs Half MarathonUnknown | CO | 2:21:39 | #1848 |
States Raced
1 race 2 races 3-4 races 5+ races
State Breakdown
ILIllinois
10 racesCTConnecticut
6 racesVAVirginia
6 racesNYNew York
5 racesAKAlaska
4 racesNJNew Jersey
4 racesMOMissouri
3 racesWIWisconsin
3 racesCACalifornia
2 racesDCDistrict of Columbia
2 racesMDMaryland
2 racesOROregon
2 racesPAPennsylvania
2 racesTXTexas
2 racesWVWest Virginia
2 racesFLFlorida
1 raceIAIowa
1 raceINIndiana
1 raceKSKansas
1 raceMAMassachusetts
1 raceMIMichigan
1 raceSCSouth Carolina
1 raceTNTennessee
1 race50-State Challenge
23/ 51 states + DC
28 states to go