Marathons in Naperville, Illinois 2026

2 marathons and running events in Naperville

🏃 Naperville
Registration Open Oct 18, 2026
United States

Endeavor Health Naperville Half Marathon, 10K & 5K

Naperville, Illinois Half Marathon, 10K, 5K
Certified 4,500 runners
$45.00 entry View Details →
🏃 Naperville
Registration Open Nov 1, 2026
United States

Naperville Marathon & Half Marathon

Naperville, Illinois Full Marathon, Half Marathon
BQ Certified 4,000 runners
$75.00 entry View Details →