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October 19, 2025
13.1
Great for first-timers and veterans
01
Beautiful Course
02
Spectator-Friendly
The beautiful loop course takes half marathoners on a tour of beautiful downtown Naperville on a crisp fall day.
The loop course make it easy for friends and family to remain in one location and cheer you on at different mile points.
03
Volunteer Support
04
Aid Stations
Our friendly volunteers cheer you on along the course and support you at the finish and in the race village.
The half marathon course features six aid stations near miles 2, 4, 6 ,8, 10, and 12.
10K
Perfect for those looking for more than a 5K, but aren't ready for 13.1
01
Beautiful Course
The beautiful loop course takes participants on a tour of beautiful downtown Naperville on a crisp fall day.
03
Volunteer Support
Our friendly volunteers cheer you on along the course and support you at the finish and in the race village.
02
Spectator-Friendly
The layout of the course make it easy for friends and family to walk between different mile points to cheer you along.
04
Aid Stations
The 10K course features 2 aid stations near miles 2 and 4.
5K
A great option for runners and walkers of all levels.
01
Beautiful Course
The beautiful loop course takes participants on a tour of central Naperville on a crisp fall day.
03
Volunteer Support
Our friendly volunteers cheer you on along the course and support you at the finish and in the race village.
02
Spectator-Friendly
The layout of the course make it easy for friends and family to walk between different mile points to cheer you along.
04
Aid Stations
The 5K course features one aid station near mile 2.
Virtual
Flexibility participants will love. Run Anytime, Anywhere, October 1-31.
The virtual race option is only available to addresses in the contiguous United States.
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The virtual option is designed for runners who want to be an official finisher for multi-year and multi-race awards, but:
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Cannot make it to Naperville on race day.
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Are not comfortable with an in person race.
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Unable to maintain the minimum pace requirements for the in-person race.
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Want an alternative option in the event of a bad weather day
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Packet Pickup
Packets that are not picked up at the expo will be mailed.
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What's in my packet?
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Race bib (minus beer ticket), finisher medal and race gear, as ordered at the time of registration.
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Legacy medals for repeat race finishers and Challenge Medals for multi-race finishers are included in the packet.
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Legacy premiums and hoodies will not be mailed. 5-Year quarter zip, 10-Year tumbler and hoodies must be picked up in person.
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Switch to the Virtual Race
Runners must register for or switch to virtual by 11:59 p.m. October 10th.
USATF Certification
2024 USATF Certification Coming Soon
USATF Safe Sport Handbook
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