HalfRuns
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Brian Guzman

MaleCalifornia2004–2025

57

Total Finishes

29

Distinct Races

5

States (10%)

1:35:46

PR (7:19/mi)

2:09:00

Average

+1:00:00

Slower (first to last)

Medal House

2013

Rock ‘n’ Roll Philadelphia Half Marathon

1:53:51
#4396 overall#2768 gender
2012

Urban Cow Half Marathon

2:05:02
#1214 overall#734 gender
2011

Salinas Valley Half Marathon

1:41:16
#101 overall#84 gender
2011

Rock 'n' Roll San Jose

1:44:54
#1007 overall#839 gender
2010

Rock 'n' Roll San Jose

1:37:19
#460 overall#396 gender
2010

Shamrock'n Half Marathon

1:38:49
#257 overall#209 gender
2009

Rock 'n' Roll San Jose

1:41:46
#816 overall#694 gender
2009

Shamrock'n Half Marathon

1:47:14
#540 overall#403 gender
2008

Rock 'n' Roll San Jose

1:49:27
#1528 overall#1191 gender
2008

Shamrock'n Half Marathon

1:49:58
#465 overall#337 gender
2007

Monterey Bay Half Marathon

2:01:58
#1460 overall#918 gender
2004

Rock 'n' Roll Chicago Half Marathon

1:44:29
#660 overall#558 gender

Performance Timeline

PR 1:35:4620042007200820082009200920102010201120112012201320132013201320132013201320142014201420142015201520152016201620162016201620172017201720172017201720182018201820182018201820192019201920192019201920192020202220222023202320232024202420242024202420252025

Complete Race Log

YearRaceStateTimePlace
20252026 2XU Long Beach Marathon & Half MarathonLong BeachCA2:42:42#7783
2025Rock 'n' Roll San DiegoSan DiegoCA2:44:29#13075
2024Hapalua Hawaii's Half MarathonHonoluluHI2:02:39#1105
2024Carlsbad MarathonCarlsbadCA2:21:06#2146
2024Beer City Half™ San DiegoSan DiegoCA2:25:25#2466
2024Run SAN DIEGO 5K/10K/13.1San DiegoCA2:27:38#2434
2024Rock 'n' Roll San DiegoSan DiegoCA2:28:36#10040
2023Urban Cow Half MarathonSacramentoCA2:09:58#1162
20232026 Silver Strand Veterans Day Half Marathon, 10 Miler, 12K & 5K - San DiegoCoronadoCA2:16:32#624
2023Pacific Beach Half MarathonSan DiegoCA2:26:21#1562
2022El Paso Marathon 'E' & 'L' MedalsEl PasoTX1:54:20#265
2022Urban Cow Half MarathonSacramentoCA2:04:17#939
2020El Paso Marathon 'E' & 'L' MedalsEl PasoTX1:50:35#207
2019El Paso Marathon 'E' & 'L' MedalsEl PasoTX1:48:03#155
2019Shamrock'n Half MarathonSacramentoCA1:48:40#462
2019The Giant RaceSan FranciscoCA2:41:03#1641
20192025 Val Nolasco Half MarathonHonoluluHI2:49:28#603
2019Beer City Half™ San DiegoSan DiegoCA2:52:52#3108
2019La Jolla Half Marathon & 5KSan DiegoCA3:01:48#2905
2019Carlsbad MarathonCarlsbadCA3:08:06#4242
2018Michelob Ultra El Paso Marathon, Raiz Federal Credit Union Half Marathon, and Spine & Rehab Specialists 5K Run/WalkEl PasoTX1:57:12#277
2018El Paso Marathon 'E' & 'L' MedalsEl PasoTX1:57:12#277
2018Pasadena Half Marathon & 5KPasadenaCA1:58:15#1349
2018San Diego Beach & Bay Half MarathonSan DiegoCA2:27:37#1293
20182026 Silver Strand Veterans Day Half Marathon, 10 Miler, 12K & 5K - San DiegoCoronadoCA2:36:06#1114
2018Beer City Half™ San DiegoSan DiegoCA2:38:18#2522
2017The LESS Popular Brooklyn Half Marathon!BrooklynNY1:35:46#2068
2017Michelob Ultra El Paso Marathon, Raiz Federal Credit Union Half Marathon, and Spine & Rehab Specialists 5K Run/WalkEl PasoTX1:53:46#199
2017El Paso Marathon 'E' & 'L' MedalsEl PasoTX1:53:46#199
2017Holiday Half Marathon & 5K Ugly Sweater RunPomonaCA1:58:59#626
2017Shamrock'n Half MarathonSacramentoCA2:01:18#877
2017Salinas Valley Half MarathonSoledadCA2:02:24#222
2016Shamrock'n Half MarathonSacramentoCA1:53:36#630
2016Holiday Half Marathon & 5K Ugly Sweater RunPomonaCA2:06:11#941
2016Monterey Bay Half MarathonMontereyCA2:23:21#3558
2016The LESS Popular Brooklyn Half Marathon!BrooklynNY2:31:30#23570
2016The Kauai Marathon and Half MarathonPoipu Beach, KauaiHI2:53:21#822
2015Monterey Bay Half MarathonMontereyCA1:54:30#1181
2015Salinas Valley Half MarathonSoledadCA1:56:13#204
2015Yosemite Half MarathonBass LakeCA2:02:59#515
2014Surfer's Path MarathonSanta CruzCA1:43:10#109
2014Monterey Bay Half MarathonMontereyCA1:56:36#1504
2014Rock 'n' Roll Half Marathon San FranciscoSan FranciscoCA1:58:12#1610
2014Sunrise Marathon 5K/10K/13.1 SAN FRANCISCOSan FranciscoCA1:59:31#1158
2013Rock ‘n’ Roll Philadelphia Half MarathonPhiladelphiaPA1:53:51#4396
2013Salinas Valley Half MarathonSoledadCA1:55:07#290
2013Monterey Bay Half MarathonMontereyCA1:59:43#2039
2013Rock 'n' Roll San JoseSan JoseCA2:05:20#3332
2013United Airlines NYC HalfNew YorkNY2:11:35#10113
2013NYRR Fred Lebow Half MarathonNew YorkNY2:13:08#3644
2013Sunrise Marathon 5K/10K/13.1 SAN FRANCISCOSan FranciscoCA2:18:33#2950
2012Urban Cow Half MarathonSacramentoCA2:05:02#1214
2011Salinas Valley Half MarathonSoledadCA1:41:16#101
2011Rock 'n' Roll San JoseSan JoseCA1:44:54#1007
2010Rock 'n' Roll San JoseSan JoseCA1:37:19#460
2010Shamrock'n Half MarathonSacramentoCA1:38:49#257
2009Rock 'n' Roll San JoseSan JoseCA1:41:46#816
2009Shamrock'n Half MarathonSacramentoCA1:47:14#540
2008Rock 'n' Roll San JoseSan JoseCA1:49:27#1528
2008Shamrock'n Half MarathonSacramentoCA1:49:58#465
2007Monterey Bay Half MarathonMontereyCA2:01:58#1460
2004Rock 'n' Roll Chicago Half MarathonChicagoIL1:44:29#660

States Raced

1 race 2 races 3-4 races 5+ races

State Breakdown

CACalifornia
46 races
TXTexas
7 races
HIHawaii
3 races
ILIllinois
1 race
NJNew Jersey
0 races

50-State Challenge

5/ 51 states + DC

46 states to go