Half Marathons in Illinois — 2026

There are 47 half marathons in Illinois scheduled for 2026. The next is the Chicago Fall Classic Half Marathon, 10K & 5K in Chicago on October 17. Illinois half marathons run primarily October through September.

Coffee Lovers Run 5K/10K/13.1 CHICAGO/EVANSTON

Sat, Oct 10 · Chicago, IL Chicago

Family Fun Run 1 Mile5K/10K/13.1 Eco-Registration (No Shirt)5K Registration +3

From $30 Closed

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Cookie Run 5K/10K/13.1 CHICAGO/EVANSTON

Sat, Oct 10 · Chicago, IL Chicago

Family 1 Mile Fun Run5K/10K/13.1 Eco-Registration (No Shirt)Virtual Run Registration +3

From $30 Closed

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Sauk Valley Apple Cider Run

Sat, Oct 10 · Rock Falls, IL Rock Falls

5KHalf MarathonVirtual Half Marathon

From $30 Open Closing Soon

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Chicago Fall Classic Half Marathon, 10K & 5K

Sat, Oct 17 · Chicago, IL Chicago

5K Run/WalkKid's Division 5K Fun RunVirtual Run - 5K +8

From $12.99 Open Closing Soon

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Run Stephenson County

Sat, Oct 17 · Orangeville, IL Orangeville

Run Stephenson County 5KRun Stephenson County 10 KRun Stephenson County Half Marathon

Closed

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Haunted Halloween Half Marathon & 5km

Sun, Oct 25 · Chicago, IL Chicago

H^3 5kH^3 Half Marathon

From $35 Open Closing Soon

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Riverview Ramble Half Marathon

Sat, Oct 31 · Mount Carmel, IL Mount Carmel

Riverview Ramble 5KRiverview Ramble 10KRiverview Ramble Half Marathon

From $35 Open

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Galena River Fall Half Marathon & 8k

Sat, Oct 31 · Galena, IL Galena

8KHalf MarathonVirtual

From $75 Open

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Halloween Trick or Trot Run 5K/10K/13.1 CHICAGO/EVANSTON

Sat, Oct 31 · Chicago, IL Chicago

Family 1 Mile Fun Run5K RegistrationVirtual Run Registration +3

From $30 Open

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PB&J Fuel Run 5K/10K/13.1 CHICAGO/EVANSTON

Sat, Oct 31 · Chicago, IL Chicago

Family Fun Run 1 MileVirtual Run Registration (5K/10K/13.1)5K Registration +3

From $30 Open

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Dam Site Run

Sun, Nov 1 · LeRoy, IL LeRoy

Charity Entry (Timed Half Marathon, but No Medal/Swag)Dam Site Half Marathon

From $39.99 Open

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Warrior Rush - Army of Hades - 5K, 10K, and Half Marathon 13.1

Sun, Nov 1 · New Lenox, IL New Lenox

5K10KHalf Marathon

From $30 Open Closing Soon

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Run for Mental Health 5K/10K/13.1 CHICAGO/EVANSTON

Sat, Nov 14 · Chicago, IL Chicago

Family 1 Mile Fun Run5K RegistrationVirtual Run Registration +3

From $30 Closed

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Veterans Day Freedom Run 5K/10K/13.1 CHICAGO/EVANSTON

Sat, Nov 14 · Chicago, IL Chicago

Family Fun Run 1 MileVirtual Run Registration (5K/10K/13.1)5K/10K/13.1 Eco-Registration (No Shirt) +3

From $30 Closed

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2026 Turkey Trot

Sat, Nov 21 · Decatur, IL Decatur

1/2 Mile Tot Trot (Ages 12 and Under)Virtual 5K5K Run/Walk +4

From $25 Open

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Art and Kevin Reveal Memorial Turkey Run

Sat, Nov 21 · Herrin, IL Herrin

Youth Fun Run5K Run5k Walk (Non Competetive) +2

From $15 Open

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Thanksgiving Gobble Trot Run 5K/10K/13.1 CHICAGO/EVANSTON

Sat, Nov 28 · Chicago, IL Chicago

Family Fun Run 1 Mile5K RegistrationVirtual Run Registration (5K/10K/13.1) +3

From $30 Open

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Coffee Lovers Run 5K/10K/13.1 CHICAGO/EVANSTON

Sat, Nov 28 · Chicago, IL Chicago

Family 1 Mile Fun Run5K Registration5K/10K/13.1 Eco-Registration (No Shirt) +3

From $30 Open

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Sunrise Marathon 5K/10K/13.1 CHICAGO/EVANSTON

Sat, Dec 12 · Chicago, IL Chicago

Family Fun Run 1 Mile5K/10K/13.1 Eco-Registration (No Shirt)5K Registration +3

From $30 Open

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Iceman Series 2026-27

Sat, Dec 12 · Springfield, IL Springfield

Iceman Half Marathon, 10K & 5KIceman Series 15K, 10K or 5K - 1/9 at 9amIceman Series 18K, 10K or 5K - 1/23 at 9am +4

From $20 Open 38 spots left

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Run for Breast Cancer 5K/10K/13.1 CHICAGO/EVANSTON

Sat, Dec 12 · Chicago, IL Chicago

Family 1 Mile Fun RunVirtual Run Registration5K Registration +3

From $30 Open

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New Year's Run 5K/10K/13.1 CHICAGO/EVANSTON

Sat, Dec 26 · Chicago, IL Chicago

Family Fun Run 1 MileVirtual Run Registration (5K/10K/13.1)5K Registration +3

From $30 Open

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A Merry Christmas Run 5K/10K/13.1 CHICAGO/EVANSTON

Sat, Dec 26 · Chicago, IL Chicago

Family 1 Mile Fun RunVirtual Run Registration5K/10K/13.1 Eco-Registration (No Shirt) +3

From $30 Open

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Sunrise Marathon 5K/10K/13.1 CHICAGO/EVANSTON

Sat, Jan 16 · Chicago, IL Chicago

Family 1 Mile Fun Run5K/10K/13.1 Eco-Registration (No Shirt)5K Registration +3

From $30 Open

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MLK Jr. Freedom Run 5K/10K/13.1 CHICAGO/EVANSTON

Sat, Jan 16 · Chicago, IL Chicago

Family Fun Run 1 Mile5K RegistrationVirtual Run Registration (5K/10K/13.1) +3

From $30 Open

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Run for Donut CHICAGO/EVANSTON

Sat, Jan 30 · Chicago, IL Chicago

Family 1 Mile Fun Run5K/10K/13.1 Eco-Registration (No Shirt)Virtual Run Registration +3

From $30 Open

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Coffee Lover Run CHICAGO/EVANSTON

Sat, Jan 30 · Chicago, IL Chicago

Family Fun Run 1 Mile5K Registration5K/10K/13.1 Eco-Registration (No Shirt) +3

From $30 Open

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18th Annual F^3 Lake Half Marathon & 5k

Sat, Jan 30 · Chicago, IL Chicago

5kHalf Marathon

From $38 Open

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

Sat, Feb 13 · Chicago, IL Chicago

Family Fun Run 1 MileVirtual Run Registration (5K/10K/13.1)5K/10K/13.1 Eco-Registration (No Shirt) +3

From $30 Open

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Valentine's Day Run 5K/10K/13.1 CHICAGO/EVANSTON

Sat, Feb 13 · Chicago, IL Chicago

Family Fun Run 1 Mile5K RegistrationVirtual Run Registration (5K/10K/13.1) +3

From $30 Open

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Fly with the Eagles Half Marathon

Sat, Feb 13 · Murphysboro, IL Murphysboro

Virtual Half Marathon1/2 MarathonHoodie Only (Must Pickup at packet Pickup)

From $30 Open 25 spots left

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Run For Mental Health CHICAGO/EVANSTON

Sat, Feb 27 · Chicago, IL Chicago

Family 1 Mile Fun Run5K/10K/13.1 Eco-Registration (No Shirt)5K Registration +3

From $30 Open

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Run Together Against Breast Cancer CHICAGO/EVANSTON

Sat, Feb 27 · Chicago, IL Chicago

Family Fun Run 1 Mile5K RegistrationVirtual Run Registration (5K/10K/13.1) +3

From $30 Open

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Sunrise Marathon 5K/10K/13.1 CHICAGO/EVANSTON

Sat, Mar 20 · Chicago, IL Chicago

Family 1 Mile Fun RunVirtual Run Registration5K/10K/13.1 Eco-Registration (No Shirt) +3

From $30 Open

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SuperHeroes Run CHICAGO/EVANSTON

Sat, Mar 27 · Chicago, IL Chicago

Family Fun Run 1 Mile5K/10K/13.1 Eco-Registration (No Shirt)Virtual Run Registration (5K/10K/13.1) +3

From $30 Open

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Chi Town Half Marathon & 10K

Sat, Apr 3 · Chicago, IL Chicago

10K10K10K - Extended Online Registration +9

From $49.99 Open

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Sloth Run 5K/10K/13.1 CHICAGO/EVANSTON

Sat, Apr 10 · Chicago, IL Chicago

Family 1 Mile Fun Run5K RegistrationVirtual Run Registration +3

From $30 Open

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Run for PB&J 5k/10k/13.1 CHICAGO/EVANSTON

Sat, Apr 10 · Chicago, IL Chicago

Family 1 Mile Fun Run5K/10K/13.1 Eco-Registration (No Shirt)5K Registration +3

From $30 Open

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Lincoln Presidential Half Marathon

Sat, Apr 10 · Springfield, IL Springfield

Half MarathonHalf MarathonVirtual RACE DAY VOLUNTEER ONLY +2

From $35 Closed 100 spots left

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Coffee Lover Run CHICAGO/EVANSTON

Sat, Apr 24 · Chicago, IL Chicago

Family 1 Mile Fun RunVirtual Run Registration5K Registration +3

From $30 Open

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Run for Donut CHICAGO/EVANSTON

Sat, Apr 24 · Chicago, IL Chicago

Family 1 Mile Fun Run5K RegistrationVirtual Run Registration +3

From $30 Open

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

Sat, May 8 · Chicago, IL Chicago

1 Mile1 Mile5K +11

From $17 Open 5 spots left

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

Sat, May 8 · Chicago, IL Chicago

Family 1 Mile Fun Run5K RegistrationVirtual Run Registration +3

From $30 Open

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SuperHeroes Run CHICAGO/EVANSTON

Sat, May 29 · Chicago, IL Chicago

Family 1 Mile Fun RunVirtual Run Registration5K/10K/13.1 Eco-Registration (No Shirt) +3

From $30 Open

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SuperHeroes Run SAN ANTONIO

Sat, May 29 · San Antonio, IL San Antonio

Family 1 Mile Fun RunVirtual Run Registration5K Registration +3

From $30 Open

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Walk & Roll Chicago

Sat, Jun 5 · Chicago, IL Chicago

Adult WalkerRunner - AdultWalker - Adult +9

From $20 Open

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Treat Trot Greater Chicago

Sun, Jun 13 · Greater Chicago, IL Greater Chicago

5K5K10K +11

From $17 Open 5 spots left

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Run Juneteenth Day 5K/10K/13.1 CHICAGO/EVANSTON

Sat, Jun 19 · Chicago, IL Chicago

Family Fun Run 1 Mile5K RegistrationVirtual Run Registration (5K/10K/13.1) +3

From $30 Open

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COMING IN JULY 2027 - Screw City DUATHLON, RUCK & 2 MILE RUN/WALK

Sun, Jul 18 · Rockford, IL Rockford

Screw City RUCK ChallengeScrew City 2 Mile RunScrew City Duathlon - Individual +1

From $25 Closed

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MIDWEST OCR

Sat, Sep 18 · Marseilles, IL Marseilles

10:45am - 3+ Mile Fun Run9:45am - 3+ Mile RUCK9:45am - 3+ Mile Fun Run +35

From $25 Open 20 spots left

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