Triathlon Race Calendar in Illinois, United States
29 events found
Sep
20
Carlyle Lake Triathlon
Carlyle Township, Illinois, United States
$75.00 - $225.00
Triathlon
Duathlon
SPRINT INDIVIDUAL TRI
OLYMPIC INDIVIDUAL TRI
OLYMPIC RELAY TRI
SPRINT RELAY TRI
+5
Sep
27
Tri The Illini
Champaign, Illinois, United States
$65.00 - $120.00
Triathlon
Triathlon - Individual
Triathlon - Collegiate
Triathlon - Relay
Oct
03
Prairie State Cup
Dewitt, Illinois, United States
$90.00
Triathlon
NCAA Female Draft Legal Sprint Distance Race - INDVIDUAL registration
Oct
04
Last Chance Tri
Mattoon, Illinois, United States
$50.00 - $70.00
Triathlon
5K
10K
Nov
22
Turkey Dri Tri Oak Brook Park District
Oak Brook, Illinois, United States
$20.00
Triathlon
Turkey Dri Tri Oak Brook Park District
Feb
21
Wildcat Indoor Triathlon
Evanston, Illinois, United States
$50.00 - $60.00
Triathlon
Collegiate
Open
May
23
Lake Lou Yaeger Triathlon
Litchfield, Illinois, United States
$75.00 - $195.00
Triathlon
Aquabike
SPRINT INDIVIDUAL TRI
SPRINT AQUABIKE
SPRINT HIGH SCHOOL TRIATHLON
SPRINT RELAY TRIATHLON
+3
Jun
05
Tom's Try-athlon Oak Brook Park District
Oak Brook, Illinois, United States
$25.00
Triathlon
Tom's Try-athlon Oak Brook Park District
Aug
16
North Shore Youth Triathlon
Evanston, Illinois, United States
Triathlon
Swimrun
Youth Triathlon 11-14 Year Old
Youth Triathlon 7-10 Year Old
Youth Triathlon Splash & Dash 5-6 Year Old
Youth Triathlon 11-14 Year Old Relay
+1
Aug
15
O'Town Hustle Super Sprint Triathlon
O Fallon, Illinois, United States
Triathlon
Running
Super Sprint Individual
Super Sprint Tri Team
Post - Race Guest Breakfast
Aug
08
Sage City Triathlon
Monticello, Illinois, United States
Triathlon
Sprint Triathlon (300m swim, 13.5 mile bike, 3.1 mile run)
Sprint Triathlon (300m swim, 13.5 mile bike, 3.1 mile run) Relay Team
Mini Triathlon (100m swim, 5 mile bike, 1 mile run)
Aug
08
White Squirrel Triathlon
Olney, Illinois, United States
Triathlon
White Squirrel Triathlon Age Group
White Squirrel Triathlon zeus/Xena
White Squirrel Triathlon Team Category
Carlyle Lake Triathlon
Carlyle Township, Illinois, United States
Sep 20, 2026 (Sun)
$75.00 - $225.00
Triathlon, Duathlon
SPRINT INDIVIDUAL TRI
OLYMPIC INDIVIDUAL TRI
OLYMPIC RELAY TRI
SPRINT RELAY TRI
+5
Tri The Illini
Champaign, Illinois, United States
Sep 27, 2026 (Sun)
$65.00 - $120.00
Triathlon
Triathlon - Individual
Triathlon - Collegiate
Triathlon - Relay
Prairie State Cup
Dewitt, Illinois, United States
Oct 3, 2026 (Sat)
$90.00
Triathlon
NCAA Female Draft Legal Sprint Distance Race - INDVIDUAL registration
Last Chance Tri
Mattoon, Illinois, United States
Oct 4, 2026 (Sun)
$50.00 - $70.00
Triathlon
5K
10K
Turkey Dri Tri Oak Brook Park District
Oak Brook, Illinois, United States
Nov 22, 2026 (Sun)
$20.00
Triathlon
Turkey Dri Tri Oak Brook Park District
Wildcat Indoor Triathlon
Evanston, Illinois, United States
Feb 21, 2027 (Sun)
$50.00 - $60.00
Triathlon
Collegiate
Open
Lake Lou Yaeger Triathlon
Litchfield, Illinois, United States
May 23, 2027 (Sun)
$75.00 - $195.00
Triathlon, Aquabike
SPRINT INDIVIDUAL TRI
SPRINT AQUABIKE
SPRINT HIGH SCHOOL TRIATHLON
SPRINT RELAY TRIATHLON
+3
Tom's Try-athlon Oak Brook Park District
Oak Brook, Illinois, United States
Jun 5, 2027 (Sat)
$25.00
Triathlon
Tom's Try-athlon Oak Brook Park District
North Shore Youth Triathlon
Evanston, Illinois, United States
Aug 16, 2026 (Sun)
Triathlon, Swimrun
Youth Triathlon 11-14 Year Old
Youth Triathlon 7-10 Year Old
Youth Triathlon Splash & Dash 5-6 Year Old
Youth Triathlon 11-14 Year Old Relay
+1
O'Town Hustle Super Sprint Triathlon
O Fallon, Illinois, United States
Aug 15, 2026 (Sat)
Triathlon, Running
Super Sprint Individual
Super Sprint Tri Team
Post - Race Guest Breakfast
Sage City Triathlon
Monticello, Illinois, United States
Aug 8, 2026 (Sat)
Triathlon
Sprint Triathlon (300m swim, 13.5 mile bike, 3.1 mile run)
Sprint Triathlon (300m swim, 13.5 mile bike, 3.1 mile run) Relay Team
Mini Triathlon (100m swim, 5 mile bike, 1 mile run)
White Squirrel Triathlon
Olney, Illinois, United States
Aug 8, 2026 (Sat)
Triathlon
White Squirrel Triathlon Age Group
White Squirrel Triathlon zeus/Xena
White Squirrel Triathlon Team Category