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JD
Jill Duffy
FemaleDistrict of Columbia2009–2024
29
Total Finishes
19
Different Races
8
States (16%)
1:55:11
PR (8:48/mi)
2:20:17
Average
+0:19:47
Slower (first to last)
Medal House
2014
Navy Air Force Half Marathon & Navy 5-Miler
2:00:39
#1519 overall#541 gender
2013
2025 Seattle Ghost Marathon, Half & 50K
2:01:59
#49 overall#28 gender
2013
Rock ‘n’ Roll Denver Marathon & 1/2 Marathon
2:03:00
#2565 overall#1193 gender
2012
Martian Invasion of Races
2:32:08
#1495 overall#703 gender
2011
Grandma's Marathon
2:28:36
#5017 overall#2749 gender
2011
Martian Invasion of Races
2:30:33
#1499 overall#660 gender
2010
Grandma's Marathon
1:55:11
#1529 overall#536 gender
2010
Allianz Richmond Marathon, CarMax Richmond Half Marathon, & Capital One Richmond 8k
2:01:11
#2353 overall
2010
Rock 'n' Roll Nashville
2:43:22
#16559 overall#9572 gender
2009
St. Jude Rock 'n' Roll Seattle
2:03:04
#3822 overall#1990 gender
2009
2025 Disney Princess Half Marathon Weekend presented by CORKCICLE®
2:31:05
#2776 overall#2667 gender
2006
Rock 'n' Roll Arizona Marathon
2:03:10
#4646 overall#1888 gender
Performance Timeline
Complete Race Log
| Year | Race | State | Time | Place |
|---|---|---|---|---|
| 2024 | Credit Union Cherry Blossom Ten MileWashington | DC | 2:21:18 | #1056 |
| 2024 | 2026 National Women's Half Marathon and 8KWashington | DC | 2:22:57 | #844 |
| 2023 | Credit Union Cherry Blossom Ten MileWashington | DC | 2:27:58 | #1154 |
| 2023 | 2026 National Women's Half Marathon and 8KWashington | DC | 2:31:36 | #1048 |
| 2022 | Silo District MarathonWaco | TX | 2:49:38 | #836 |
| 2021 | Slacker Half Marathon-Relay-4-Mile RacesGeorgetown | CO | 2:17:06 | #433 |
| 2019 | The Brooks Orca Half Marathon presented by REISeattle | WA | 2:24:08 | #626 |
| 2019 | 2026 National Women's Half Marathon and 8KWashington | DC | 2:28:30 | #1443 |
| 2018 | IMT Des Moines MarathonDes Moines | IA | 2:11:02 | #1835 |
| 2018 | Shawnee Marathon and Half MarathonHarrisburg | IL | 2:25:11 | #56 |
| 2018 | 2026 National Women's Half Marathon and 8KWashington | DC | 2:26:14 | #2112 |
| 2017 | Kirkland Half Marathon & 5KKirkland | WA | 2:01:13 | #208 |
| 2017 | Navy Air Force Half Marathon & Navy 5-MilerWashington | DC | 2:04:06 | #1395 |
| 2016 | Navy Air Force Half Marathon & Navy 5-MilerWashington | DC | 2:11:58 | #2237 |
| 2016 | The Colorado MarathonFort Collins | CO | 2:58:54 | #1218 |
| 2015 | Navy Air Force Half Marathon & Navy 5-MilerWashington | DC | 2:01:35 | #1932 |
| 2015 | Snohomish Women's RunSnohomish | WA | 2:09:45 | #95 |
| 2015 | Slacker Half Marathon-Relay-4-Mile RacesGeorgetown | CO | 2:16:12 | #700 |
| 2015 | Less Popular Brooklyn Half MarathonBrooklyn | NY | 2:17:06 | #19589 |
| 2015 | Rock ‘n’ Roll Denver Marathon & 1/2 MarathonDenver | CO | 2:32:28 | #5773 |
| 2014 | Navy Air Force Half Marathon & Navy 5-MilerWashington | DC | 2:00:39 | #1519 |
| 2013 | 2025 Seattle Ghost Marathon, Half & 50KSeattle | WA | 2:01:59 | #49 |
| 2013 | Rock ‘n’ Roll Denver Marathon & 1/2 MarathonDenver | CO | 2:03:00 | #2565 |
| 2012 | Martian Invasion of RacesDearborn | MI | 2:32:08 | #1495 |
| 2011 | Grandma's MarathonDuluth | MN | 2:28:36 | #5017 |
| 2011 | Martian Invasion of RacesDearborn | MI | 2:30:33 | #1499 |
| 2010 | Grandma's MarathonDuluth | MN | 1:55:11 | #1529 |
| 2010 | Allianz Richmond Marathon, CarMax Richmond Half Marathon, & Capital One Richmond 8kRichmond | VA | 2:01:11 | #2353 |
| 2010 | Rock 'n' Roll NashvilleNashville | TN | 2:43:22 | #16559 |
| 2009 | St. Jude Rock 'n' Roll SeattleSeattle | WA | 2:03:04 | #3822 |
| 2009 | 2025 Disney Princess Half Marathon Weekend presented by CORKCICLE®Orlando | FL | 2:31:05 | #2776 |
| 2006 | Rock 'n' Roll Arizona MarathonPhoenix | AZ | 2:03:10 | #4646 |
States Raced
1 race 2 races 3-4 races 5+ races
State Breakdown
DCDistrict of Columbia
10 racesCOColorado
5 racesWAWashington
5 racesMIMichigan
2 racesMNMinnesota
2 racesIAIowa
1 raceILIllinois
1 raceMDMaryland
0 races50-State Challenge
8/ 50 states
42 states to go