Triathlon Race Calendar in Illinois, United States
31 events found
Nov
22
Turkey Dri Tri Oak Brook Park District
Oak Brook, Illinois, United States
$25.00
Triathlon
Turkey Dri Tri Oak Brook Park District
Jan
31
St. Charles Indoor Triathlon
Saint Charles, Illinois, United States
$32.00 - $50.00
Triathlon
Adult Triathlon (Swim 10 Min, Bike 20 Min, Run 15 Min)
Kids Triathlon (Swim 5 Min, Bike 15 Min, Run 10 Min)
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
06
White Squirrel Kids Triathlon
Olney, Illinois, United States
Free - $25.00
Triathlon
Family Division - Richland County Youth (Ages 3 to 8)
Family Division - Non Richland County Youth (Ages 3 to 8)
Sprint Division - Richland County Youth (Ages 9 to 12)
Sprint Division - Non Richland County Youth (Ages 9 to 12)
+2
Aug
07
White Squirrel Triathlon
Olney, Illinois, United States
$65.00
Triathlon
White Squirrel Triathlon Age Group
White Squirrel Triathlon zeus/Xena
White Squirrel Triathlon Team Category
Aug
07
Sage City Triathlon
Monticello, Illinois, United States
$55.00 - $100.00
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)
Oct
02
Last Chance Tri
Mattoon, Illinois, United States
$50.00 - $70.00
Triathlon
5K
10K
Oct
03
Prairie State Cup
Dewitt, Illinois, United States
Triathlon
NCAA Female Draft Legal Sprint Distance Race - INDVIDUAL registration
Sep
27
Tri The Illini
Champaign, Illinois, United States
Triathlon
Triathlon - Individual
Triathlon - Collegiate
Triathlon - Relay
Sep
20
Carlyle Lake Triathlon
Carlyle Township, Illinois, United States
Triathlon
Duathlon
SPRINT INDIVIDUAL TRI
OLYMPIC INDIVIDUAL TRI
OLYMPIC RELAY TRI
SPRINT RELAY TRI
+5
Turkey Dri Tri Oak Brook Park District
Oak Brook, Illinois, United States
Nov 22, 2026 (Sun)
$25.00
Triathlon
Turkey Dri Tri Oak Brook Park District
St. Charles Indoor Triathlon
Saint Charles, Illinois, United States
Jan 31, 2027 (Sun)
$32.00 - $50.00
Triathlon
Adult Triathlon (Swim 10 Min, Bike 20 Min, Run 15 Min)
Kids Triathlon (Swim 5 Min, Bike 15 Min, Run 10 Min)
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
White Squirrel Kids Triathlon
Olney, Illinois, United States
Aug 6, 2027 (Fri)
Free - $25.00
Triathlon
Family Division - Richland County Youth (Ages 3 to 8)
Family Division - Non Richland County Youth (Ages 3 to 8)
Sprint Division - Richland County Youth (Ages 9 to 12)
Sprint Division - Non Richland County Youth (Ages 9 to 12)
+2
White Squirrel Triathlon
Olney, Illinois, United States
Aug 7, 2027 (Sat)
$65.00
Triathlon
White Squirrel Triathlon Age Group
White Squirrel Triathlon zeus/Xena
White Squirrel Triathlon Team Category
Sage City Triathlon
Monticello, Illinois, United States
Aug 7, 2027 (Sat)
$55.00 - $100.00
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)
Last Chance Tri
Mattoon, Illinois, United States
Oct 2, 2027 (Sat)
$50.00 - $70.00
Triathlon
5K
10K
Prairie State Cup
Dewitt, Illinois, United States
Oct 3, 2026 (Sat)
Triathlon
NCAA Female Draft Legal Sprint Distance Race - INDVIDUAL registration
Tri The Illini
Champaign, Illinois, United States
Sep 27, 2026 (Sun)
Triathlon
Triathlon - Individual
Triathlon - Collegiate
Triathlon - Relay
Carlyle Lake Triathlon
Carlyle Township, Illinois, United States
Sep 20, 2026 (Sun)
Triathlon, Duathlon
SPRINT INDIVIDUAL TRI
OLYMPIC INDIVIDUAL TRI
OLYMPIC RELAY TRI
SPRINT RELAY TRI
+5