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CM
Colleen Mcmahon
FemaleMassachusetts2002–2026
39
Total Finishes
27
Different Races
6
States (12%)
1:40:49
PR (7:42/mi)
2:14:44
Average
+0:40:36
Slower (first to last)
Medal House
2010
United Airlines NYC Half
1:44:09
#2418 overall#565 gender
2010
Boston's Run To Remember
2:05:01
#2461 overall#1187 gender
2010
Westchester Medical Center Running Festival
2:05:23
#487 overall#179 gender
2010
Hyannis Marathon
2:19:39
#2279 overall#1205 gender
2009
Westchester Medical Center Running Festival
1:49:19
#235 overall#51 gender
2009
B.A.A. Half Marathon
2:10:50
#3034 overall#1490 gender
2009
Life Time Chicago Half Marathon + 5K
2:21:16
#8707 overall#4239 gender
2008
Life Time Chicago Half Marathon + 5K
2:16:26
#6408 overall#3262 gender
2007
United Airlines NYC Half
1:47:42
#2320 overall#563 gender
2006
United Airlines NYC Half
1:57:55
#4417 overall#1376 gender
2002
2025 500 Festival Running Events
1:54:50
#4646 overall#923 gender
2002
Coeur d'Alene Marathon
2:14:22
#473 overall#229 gender
Performance Timeline
Complete Race Log
| Year | Race | State | Time | Place |
|---|---|---|---|---|
| 2026 | Hapalua Half MarathonHonolulu | HI | — | — |
| 2026 | Hapalua Half Marathon 2026 for elitesHonolulu | HI | — | — |
| 2018 | YuKan Fast HalfSouth Hamilton | MA | 1:56:54 | #110 |
| 2018 | Grandma's MarathonDuluth | MN | 2:23:51 | #5173 |
| 2018 | Garry Bjorklund Half MarathonDuluth | MN | 2:23:51 | #5177 |
| 2018 | Life Time Miami Marathon & HalfMiami | FL | 2:35:26 | #8652 |
| 2017 | Covered Bridges Half MarathonWoodstock | VT | 2:44:12 | #1735 |
| 2016 | United Airlines NYC HalfNew York | NY | 1:52:49 | #6111 |
| 2016 | South Shore Half Marathon and 5KHanover | MA | 2:05:31 | #763 |
| 2016 | South Shore Half Marathon | — | 2:05:31 | #763 |
| 2016 | 2027 WALT DISNEY WORLD® Marathon Weekend presented by State Farm® With A Running PassionOrlando | FL | 2:09:42 | #3198 |
| 2016 | Philadelphia MarathonPhiladelphia | PA | 2:35:07 | #8453 |
| 2016 | Jingle Bell Half MarathonAtkinson | NH | 2:38:35 | #435 |
| 2016 | Cambridge Half Marathon + 5KCambridge | MA | 2:41:37 | #4401 |
| 2016 | Newburyport Half Marathon and RelayNewburyport | MA | 2:44:32 | #2122 |
| 2016 | Newburyport Half Marathon | — | 2:44:32 | #2191 |
| 2015 | Philadelphia MarathonPhiladelphia | PA | 2:14:53 | #6490 |
| 2014 | United Airlines NYC HalfNew York | NY | 1:50:11 | #5525 |
| 2014 | 2026 National Women's Half Marathon and 8KWashington | DC | 2:04:17 | #3568 |
| 2013 | 2026 National Women's Half Marathon and 8KWashington | DC | 2:41:54 | #10310 |
| 2013 | Hyannis MarathonHyannis | MA | 2:53:00 | #2314 |
| 2012 | United Airlines NYC HalfNew York | NY | 1:40:49 | #2445 |
| 2012 | Hyannis MarathonHyannis | MA | 2:33:39 | #3068 |
| 2012 | Hyannis Marathon, Half Marathon, Marathon Relay | — | 2:33:39 | #3067 |
| 2011 | United Airlines NYC HalfNew York | NY | 1:41:03 | #1814 |
| 2011 | Johnny Kelley Half MarathonHyannis | MA | 2:14:57 | #502 |
| 2011 | The Great Hyannis Road Races | — | 2:14:57 | #502 |
| 2011 | 2025 Disney Princess Half Marathon Weekend presented by CORKCICLE®Orlando | FL | 2:16:50 | #2649 |
| 2010 | United Airlines NYC HalfNew York | NY | 1:44:09 | #2418 |
| 2010 | Boston's Run To RememberBoston | MA | 2:05:01 | #2461 |
| 2010 | Westchester Medical Center Running FestivalWhite Plains | NY | 2:05:23 | #487 |
| 2010 | Hyannis MarathonHyannis | MA | 2:19:39 | #2279 |
| 2009 | Westchester Medical Center Running FestivalWhite Plains | NY | 1:49:19 | #235 |
| 2009 | B.A.A. Half MarathonBoston | MA | 2:10:50 | #3034 |
| 2009 | Life Time Chicago Half Marathon + 5KChicago | IL | 2:21:16 | #8707 |
| 2008 | Life Time Chicago Half Marathon + 5KChicago | IL | 2:16:26 | #6408 |
| 2007 | United Airlines NYC HalfNew York | NY | 1:47:42 | #2320 |
| 2006 | United Airlines NYC HalfNew York | NY | 1:57:55 | #4417 |
| 2002 | 2025 500 Festival Running EventsIndianapolis | IN | 1:54:50 | #4646 |
| 2002 | Coeur d'Alene MarathonCoeur d'Alene | ID | 2:14:22 | #473 |
States Raced
1 race 2 races 3-4 races 5+ races
State Breakdown
MAMassachusetts
10 racesNYNew York
9 racesILIllinois
2 racesPAPennsylvania
2 racesINIndiana
1 raceWAWashington
0 races50-State Challenge
6/ 50 states
44 states to go