Registration | Naperville Sprint Triathlon

2025 Registration Open!

Registration Information

Olympic and Sprint Triathlon

Date: Sunday, July 13, 2025
Time: 6:40 AM
Where: Paulus Park (MAP) | 200 S Rand Rd. Lake Zurich, IL 60047

Olympic TRIATHLON | INDIVIDUAL

1500m Swim, 40K Bike, 10K Run

Ages: 16 and over (Actual Age) as of 7/13/25

EARLY BIRD – Open – September 9: $75.00
September 10 – January 6: $105.00
January 7- April 7: $135.00
April 8 – June 1: $150.00
June 2 – Race Day/Sell Out: $175.00

Olympic TRIATHLON | RELAY

1500m Swim, 40K Bike, 10K Run

Ages: 16 and over (Actual Age) as of 7/13/25

EARLY BIRD – Open – September 9: $125.00
September 10 – January 6: $140.00
January 7- April 7: $190.00
April 8 – June 1: $200.00
June 2 – Race Day/Sell Out: $250.00

Olympic Duathlon | Individual

5K Run, 40K Bike, 5K Run

Ages: 16 and over (Actual Age) as of 7/13/25

EARLY BIRD – Open – September 9: $65.00
September 10 – January 6: $105.00
January 7- April 7: $135.00
April 8 – June 1: $150.00
June 2 – Race Day/Sell Out: $175.00

Olympic Aquabike | Individual

5K Run, 40K Bike, 5K Run

Ages: 16 and over (Actual Age) as of 7/13/25

EARLY BIRD – Open – September 9: $65.00
September 10 – January 6: $105.00
January 7- April 7: $135.00
April 8 – June 1: $150.00
June 2 – Race Day/Sell Out: $175.00

Sprint Triathlon - Individual

750m Swim, 20K Bike, 5K Run

Ages: 16 and over (Actual Age) as of 7/13/25

EARLY BIRD – Open – September 9: $55.00
September 10 – January 6: $75.00
January 7- April 7: $95.00
April 8 – June 1: $115.00
June 2 – Race Day/Sell Out: $155.00

Sprint Aquabike - Individual

750m Swim, 20K Bike

Ages: 16 and over (Actual Age) as of 7/13/25

EARLY BIRD – Open – September 9: $55.00
September 10 – January 6: $75.00
January 7- April 7: $95.00
April 8 – June 1: $115.00
June 2 – Race Day/Sell Out: $155.00

Sprint TRIATHLON | RELAY

750m Swim, 20K Bike, 5K Run

Ages: 16 and over (Actual Age) as of 7/13/25

EARLY BIRD – Open – September 9: $125.00
September 10 – January 6: $140.00
January 7- April 7: $190.00
April 8 – June 1: $200.00
June 2 – Race Day/Sell Out: $250.00

Lost race numbers are not replaced. You must re-register. Entry fees are non-refundable. Please read all Event Terms & Conditions prior to registration. This is a USA Triathlon Sanctioned Event.

Active.com Event Page

Registration Methods

REGISTER ONLINE NOW:

Friday, July 11, 2025

TBD

Saturday, July 12, 2025

Paulus Park (MAP) | 200 S Rand Rd. Lake Zurich, IL 60047

Packet Pick-Up

Athletes must pick up their own race bibs with photo ID per USAT Rules,.

See Schedule for Hours.

RACE DAY PACKET PICK-UP – ADDED FEE!

There is NO Race Day Registration for this event! Race Packet Pick Up on race morning is limited ONLY to the athletes that have paid the Late Packet Pick Up Fee of $30.00 at the time of registration on the event’s website! Packet Pick Up is from 5:00am to 6:00am SHARP!!! Please report to the large 10’ x 10’ tent for Race Packet Pick Up just outside of the Transition area in Paulus Park.

All Pre-Registered ET Lake Zurich Triathlon Participants Receive:

ET Lake Zurich Triathlon T-shirt
ET Lake Zurich Triathlon (all) Finishers Receive a Finisher Medal
FREE Race Photo’s ($30 VALUE)
Complimentary Post Event Food & Refreshments
MultiSports Timing Tag