New Lenox close

Triathlon Calendar near New Lenox 2025-2026

Explore the top triathlons near New Lenox for 2025-2026! We've gathered 107 exciting races in the area. Check out our detailed list below to find your next local race.

May 2026
May
16
Saturday

Chicago 11 Hour Endurance Run

Backyard Ultra 4 mi
May
17
Sunday

I Got Your Six Walk/Run

2 mi 5 km 10 km
June 2026
Jun
7
Sunday

Leon's Triathlon

Triathlon
Jun
20
Saturday

1911 Initiative 5k Scholarship Run/Walk

5 km
Jun
27
Saturday

Miles for Maddog

5 km 10 km
July 2026
Jul
4
Saturday

Warrenville Park District Firecracker 5K

5 km
August 2026
Aug
1
Saturday

College of DuPage Alumni 5k

5 km
Articles
Top 10 Marathons in the Netherlands — The Ultimate Dutch Marathon Bucket List: 10 Unmissable Races
The Beauty of the Easy Run — Why slowing down might be the smartest thing you do for your running
Mizuno Wave Rider 28: Elevating the Legacy of a Running Icon
Garmin Forerunner Review: Garmin Forerunner Series