Illinois race calendar

May 2027 races in Illinois

Running races in Illinois in May 2027: 28 upcoming 5Ks, 10Ks, half marathons, marathons, and trail races with dates and entry fees.

upcoming races

2,027

year

By distance

May 2027

Byron Rocks 5k & 10k - Run it. Walk it. Ruck it.

Byron, Illinois8:00 AM start

5K 10K

from $40

Kirby Derby

Monticello, Illinois8:00 AM start

5K 10K

from $25

Miles for Smiles 5K

McHenry, Illinois8:00 AM start

from $15

RIVER TO RIVER MARATHON

Rockport, Illinois8:00 AM start

Other

from $99

Northern Illinois Food Bank's Fight Hunger 5K I 10K I 1-Mile

Wheaton, Illinois8:30 AM start

5K 10KKids

from $30

3rd Annual Red Wolves on the Run 5K

Lansing, Illinois9:00 AM start

Chicagoland Spring Marathon, Half Marathon & 10K

Schaumburg, Illinois7:15 AM start

10K Half Marathon Marathon

from $39.99

Spring Stampede 5K/10K

Hanna City, Illinois9:00 AM startTrail

5K 10K

from Free

Tailwagger Trot

Lisle, Illinois9:00 AM start

from $35

Hometown Half Marathon/5K/10K - Greater Chicago

Chicago, Illinois7:00 AM start

1 Mile5K 10K Half MarathonKids

from Free

Starved Rock Country Marathon

Ottawa, Illinois7:00 AM start

5K 10K Half Marathon Marathon

from $45

F^3 Cap Sauers Trail Marathon & 10 Mile

Palos Hills, Illinois7:30 AM startTrail

10 MileMarathon

from $75

Quarryman Challenge

Lemont, Illinois7:30 AM start

5K10 Mile

from $40

Run for Chocolate 5k/10k/13.1 CHICAGO/EVANSTON

Chicago, Illinois7:30 AM start

5K 10K Half MarathonKids

from $30

Pink 5k Oak Brook Park District

Oak Brook, Illinois8:00 AM start

from $25

Lace Up for a Cause: For A Better Tomorrow (FBT) 5K & 2K

Bloomington, Illinois3:00 PM start

5KOther

from $10

Barrington Mother's Day 5K Run/Walk

Barrington, Illinois7:40 AM start

5KKids

from Free

Run for D103 5K Run/Walk

Lincolnshire, Illinois8:00 AM start

5KOther

from Free

Kenilworth Memorial Day 3.5k (2.2 Mile) Run / Walk

Kenilworth, Illinois1:00 PM start

5KKids

from Free

Lincoln Memorial Garden Trail Race 8K

Springfield, Illinois7:30 AM startTrail

8KKids

from $10

Relay For Resilience

North Chicago, Illinois8:00 AM start

Relay

from $30

Lap the Lake 5K & Fun Run

Ina, Illinois8:30 AM start

from $25

Life Time Chicago Spring Half Marathon and 5K

Chicago, Illinois

Half Marathon 5KKids

from $25

Soldier Field 10

Chicago, Illinois7:00 AM start

10 Mile10K

Goose Creek Classic

Odin, Illinois8:00 AM start

5K 10KKidsOther

from Free

Onarga ALA Poppy 5K

Onarga, Illinois9:00 AM start

from $30

Race To the Flag

Westmont, Illinois8:00 AM start

from Free

Nina LeCuyer Memorial 5K

Sheridan, Illinois7:30 AM start

from $35