from $20
RegisterIllinois sprint triathlons
Sprint Triathlons in Illinois
13 upcoming sprint triathlons in Illinois listed by date, with cities, start times, and entry fees. Find a sprint triathlon near you and register.
13
upcoming races
0
cities with 5+
1:26:45
typical finish
Other distances
January 2027
March 2027
from $45
RegisterMay 2027
Lake Lou Yaeger Triathlon
Litchfield, Illinois7:00 AM startOpen water swim
from $75
RegisterJune 2027
Tri-Shark Classic Triathlon & Duathlon
Hudson, Illinois8:00 AM startOpen water swim
from $79
RegisterTremont Triathlon
Tremont, Illinois7:00 AM startPool swim
from $40
RegisterJuly 2027
Lake Zurich Triathlon
Lake Zurich, Illinois6:45 AM startOpen water swim
Lake Springfield Triathlon
Springfield, Illinois7:00 AM startOpen water swim
from $75
RegisterAugust 2027
from $30
RegisterNaperville Sprint Triathlon
Naperville, Illinois7:00 AM startPool swim
from $70
Register
from $55
Register
from $65
RegisterSupertri Chicago Triathlon
Chicago, IllinoisOpen water swim
October 2027
from $50
RegisterSprint triathlon results in Illinois
From 7 sprint triathlons with official results in the last two years, 595 finishers in all.
1:26:45
typical finish
n/a
typical pace
61
finishers in a typical race
1:33:21
women, typical finish
1:23:47
men, typical finish
under 1:12:58
the fastest tenth
Entry for upcoming sprint triathlons in Illinois usually runs from $60 to $115, with a typical fee of $75 before processing fees.
Typical times are the middle finisher across these races, weighted by field size. School meets, stair climbs, and results with timing errors are left out.
Biggest sprint triathlons in Illinois
- 1Fox Lake TriathlonFox Lake · 161 finishers in 2026
- 2O'Town Hustle Super Sprint TriathlonO Fallon · 106 finishers in 2026
- 3Last Chance TriMattoon · 66 finishers in 2026
- 4White Squirrel TriathlonOlney · 61 finishers in 2025
- 5Pioneer Spirit Triathlon - Sprint, Mini, & Challenge | 5k RunPetersburg · 60 finishers in 2026
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Typical sprint triathlon splits in Illinois
Across 8 sprint triathlons in Illinois with published splits over the last three years, a middle-of-the-pack finisher took about 10:47 swim, 46:45 bike and 28:03 run. A top-quarter swim is 6:42 or faster.
| Leg | Top 10% | Top 25% | Median | Median vs US |
|---|---|---|---|---|
| Swim | 5:15 | 6:42 | 10:47 | 1:23 faster |
| T1 | 1:01 | 1:32 | 2:15 | 0:36 faster |
| Bike | 35:13 | 39:27 | 46:45 | 1:00 slower |
| T2 | 0:38 | 0:53 | 1:17 | 0:19 faster |
| Run | 21:02 | 23:48 | 28:03 | 1:02 faster |
Average sprint triathlon time by age and gender
Pooled from each race's published results, weighted by finishers (771 finishers on the longest-covered leg). Relay, team and kids entries are left out. Swim lengths vary from race to race, so compare a swim with its race's own distance.