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KM
Karin Ma
FemaleNew York2006–2025
33
Total Finishes
16
Different Races
2
States (4%)
1:49:44
PR (8:23/mi)
2:11:01
Average
+0:30:42
Slower (first to last)
Medal House
2009
NYRR Fred Lebow Half Marathon
1:59:59
#2643 overall#722 gender
2009
The Unforgettable Staten Island Half Marathon!
2:00:07
#2280 overall#628 gender
2009
United Airlines NYC Half
2:02:19
#4048 overall#1380 gender
2008
The LESS Popular Brooklyn Half Marathon!
2:00:13
#3469 overall#1086 gender
2008
United Airlines NYC Half
2:07:42
#5934 overall#2243 gender
2008
The Unforgettable Staten Island Half Marathon!
2:11:30
#2619 overall#826 gender
2008
NYCRUNS Brooklyn Ice Cream Social Half Marathon
2:21:48
#2377 overall#799 gender
2008
NYRR Fred Lebow Half Marathon
2:24:30
#4491 overall#1595 gender
2007
The Unforgettable Staten Island Half Marathon!
1:49:44
#1042 overall#181 gender
2007
NYCRUNS Brooklyn Ice Cream Social Half Marathon
1:57:24
#1664 overall#378 gender
2007
The LESS Popular Brooklyn Half Marathon!
1:58:32
#2574 overall#684 gender
2006
United Airlines NYC Half
2:08:39
#6647 overall#2570 gender
Performance Timeline
Complete Race Log
| Year | Race | State | Time | Place |
|---|---|---|---|---|
| 2025 | Sri Chinmoy 5K, Half-Marathon & Relay (May)New York | NY | 2:03:08 | #41 |
| 2025 | The Brooklyn Beach Half, 10K, and 5KBrooklyn | NY | 2:04:59 | #74 |
| 2025 | NYCRUNS Brooklyn Ice Cream Social Half MarathonBrooklyn | NY | 2:06:20 | #12010 |
| 2025 | The Jersey City Spring Half Marathon, 10K, 5KJersey City | NJ | 2:09:10 | #87 |
| 2025 | The Brooklyn Queens Brewery Express Half MarathonGlendale | NY | 2:10:21 | #106 |
| 2025 | The JC Valentine's Half Marathon, 10K, 5KJersey City | NJ | 2:11:56 | #40 |
| 2025 | NSRF Fallback Half MarathonEast Islip | NY | 2:31:14 | #26 |
| 2025 | The JC GreenJersey City | NJ | 2:39:21 | #166 |
| 2024 | March Madness Half, 10K, 5KJersey City | NJ | 2:14:41 | #84 |
| 2024 | NYCRUNS Brooklyn Ice Cream Social Half MarathonBrooklyn | NY | 2:15:55 | #1146 |
| 2023 | NYCRUNS Brooklyn Ice Cream Social Half MarathonBrooklyn | NY | 2:17:39 | #8106 |
| 2021 | The Brooklyn Beach Half, 10K, and 5KBrooklyn | NY | 2:17:13 | #37 |
| 2019 | The New Jersey Halloween Half Marathon, 10K, 5KJersey City | NJ | 2:13:14 | #102 |
| 2019 | Liberty Waterfront Half Marathon and 5K RunJersey City | NJ | 2:20:08 | #1785 |
| 2014 | The LESS Popular Brooklyn Half Marathon!Brooklyn | NY | 2:03:03 | #13547 |
| 2013 | The LESS Popular Brooklyn Half Marathon!Brooklyn | NY | 2:01:47 | #12099 |
| 2011 | The LESS Popular Brooklyn Half Marathon!Brooklyn | NY | 1:58:04 | #2877 |
| 2010 | NYRR Fred Lebow Half MarathonNew York | NY | 2:01:04 | #3475 |
| 2010 | The Unforgettable Staten Island Half Marathon!Staten Island | NY | 2:02:32 | #2917 |
| 2010 | The North Face® Endurance Challenge - New YorkBear Mountain | NY | 2:54:17 | #376 |
| 2009 | NYRR Fred Lebow Half MarathonNew York | NY | 1:59:59 | #2643 |
| 2009 | The Unforgettable Staten Island Half Marathon!Staten Island | NY | 2:00:07 | #2280 |
| 2009 | United Airlines NYC HalfNew York | NY | 2:02:19 | #4048 |
| 2009 | The LESS Popular Brooklyn Half Marathon!Brooklyn | NY | 2:11:26 | #6722 |
| 2008 | The LESS Popular Brooklyn Half Marathon!Brooklyn | NY | 2:00:13 | #3469 |
| 2008 | United Airlines NYC HalfNew York | NY | 2:07:42 | #5934 |
| 2008 | The Unforgettable Staten Island Half Marathon!Staten Island | NY | 2:11:30 | #2619 |
| 2008 | NYCRUNS Brooklyn Ice Cream Social Half MarathonBrooklyn | NY | 2:21:48 | #2377 |
| 2008 | NYRR Fred Lebow Half MarathonNew York | NY | 2:24:30 | #4491 |
| 2007 | The Unforgettable Staten Island Half Marathon!Staten Island | NY | 1:49:44 | #1042 |
| 2007 | NYCRUNS Brooklyn Ice Cream Social Half MarathonBrooklyn | NY | 1:57:24 | #1664 |
| 2007 | The LESS Popular Brooklyn Half Marathon!Brooklyn | NY | 1:58:32 | #2574 |
| 2006 | United Airlines NYC HalfNew York | NY | 2:08:39 | #6647 |
States Raced
1 race 2 races 3-4 races 5+ races
State Breakdown
NYNew York
27 racesNJNew Jersey
6 races50-State Challenge
2/ 51 states + DC
49 states to go