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runclaxCommunity Local Athletes Index · 5K · 10K · Half Marathon · MarathonSupport us

Tom Lavacca

M · Age 41 · El Dorado Hills, CA

Runner Index

50.3

Participant

Average of your best 3 races in the past 3 years (any distance, by age-graded performance).

#1

Shamrock'n Weekend

Half Marathon · 2026-03-14

51.7% AG

#2

Urban Cow Weekend

Half Marathon · 2026-09-26

51.1% AG

#3

Urban Cow Weekend

Half Marathon · 2025-09-27

48.0% AG

Predicted Times

Based on your Runner Index — the average of your three best age-graded performances in the last 3 years. Times reflect your peak level, not a typical race day.

5K

25:38

10K

52:48

Half Marathon

01:55:02

Marathon

04:01:10

Races

5

Total Distance

110.5 km

Best Age-Graded

51.7%

Best Distance

Half Marathon

Trophy Case

🏆

Best Overall Finish

587th Overall at Urban Cow Weekend · 2026-09-26

🥇

Best Age-Graded

51.7%Participant
⚡

Fastest Times

5K: 32:53Half Marathon: 01:56:25Marathon: 04:53:45

Tom Lavacca

El Dorado Hills, CA · Age 41

Runner Index

50.3

Participant

Total Races

5

Total KM

110.5 km

Career Podiums

0

Favorite Distance

5K

PB at Favorite

32:53

Best Year

2026 (3 races)

runclax — Community Local Athletes Index

Personal Bests

5K

32:53

Urban Cow Weekend

2026-09-26

41.4% AG

Half Marathon

01:56:25

Shamrock'n Weekend

2026-03-14

51.7% AG

Marathon

04:53:45

California International Marathon

2025-12-07

42.0% AG

Age-Graded Trend

Year by Year

YearRacesBest Age-GradedBest TimeDistance
2025248.0%02:04:2263.3 km
2026351.7%32:5347.2 km

Your peers

Runners close to you in age and ability, so you can line up your own little race series.

Race History

RaceDateDistanceTimeOverallAG PlaceAge-Graded
Urban Cow Weekend2026-09-26Half Marathon01:57:39115212751.1%
Urban Cow Weekend2026-09-265K32:535873241.4%
Shamrock'n Weekend2026-03-14Half Marathon01:56:2596951.7%
California International Marathon2025-12-07Marathon04:53:45698242.0%
Urban Cow Weekend2025-09-27Half Marathon02:04:22110648.0%