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Running Calendar near Oak Brook 2026-2027

Monthly updates for Oak Brook

Get new running races (and updates) in your inbox every month.

Explore the top running races near Oak Brook for 2026-2027! We've gathered 171 exciting races in the area. Check out our detailed list below to find your next local race.

Half Marathons Marathons Trail Runs Triathlons
January 2026
Jan
24
Sa

Fox Valley Winter Challenge Trail Series

Trail Run 5 km
Jan
31
Sa

F3 Lake Half Marathon

5 km Half Marathon
Jan
31
Sa

Frozen Tundra 5K

Trail Run 5 km
February 2026
Feb
1
Su

St. Charles Indoor Triathlon

Triathlon
Feb
7
Sa

Frozen Oaks 5K

5 km
Feb
8
Su

Geneva Park District's Super Shuffle 5K

5 km
Feb
14
Sa

Spirits Run 5K

5 km
Feb
21
Sa

Fox Valley Winter Challenge Trail Series

Trail Run 8 km
Feb
22
Su

Wildcat Indoor Triathlon

Triathlon
Feb
22
Su

No Frills Fun Run

10 km
Feb
22
Su

Lifetime Fitness Indoor Triathlon

Triathlon
Feb
28
Sa

Saw Wee Kee - Winter Trail Run

Trail Run
March 2026
Mar
5
Th

Solemn Oath Brewery Run

5 km
Mar
7
Sa

Manhattan Irish Fest Parade 5k

5 km
Mar
7
Sa

CNB Oak Forest Fleadh 5K

5 km
Mar
7
Sa

Dublindee Kilted 5K Race

5 km
Mar
8
Su

Dream Team Dri Tri Oak Brook Park District

Triathlon
Mar
8
Su

Indoor Triathlon - New Lenox

Triathlon
Mar
14
Sa

Muddy Shamrock @ The Forge

Trail Run 7 mi 13 mi
Mar
14
Sa

Shorewood Shuffle

5 km