Ultras in Illinois — 2026

There are 30 ultras in Illinois scheduled for 2026. The next is the The Ultimate SUCK in Cuba on September 4. Illinois ultras run primarily September through May.

The Ultimate SUCK

Fri, Sep 4 · Cuba, IL Cuba

The GUT CHECK (mini-SUCK, 4hr)The SUCK (12hr)The Ultimate SUCK (36hr)

From $109 Open Closing Soon

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Cardio Kidz Fall Running Series

Sun, Sep 13 · Hoffman Estates, IL Hoffman Estates

6th-8th Grade - 1 Mile4th - 1 MilePreschool 3 Years Old - 50 Yard Dash +9

From $35 Open

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Run for the STARS 2026

Sat, Sep 19 · Wheaton, IL Wheaton

5KSTARS DashKids Dash 7 years old and under

From $12 Open

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Italian Fest 5K

Sat, Sep 19 · Collinsville, IL Collinsville

5KKids Dash

From $10 Open Closing Soon

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2026 Chi-Care 5K Run/Walk

Sun, Sep 27 · Chicago, IL Chicago

5K Run/WalkKids Dash (ages 4-12)LATE REGISTRATION - No Medal, No Race Bib +1

From $20 Open Closing Soon

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Golden Harvest Half Marathon & 5k/10k - Greater Chicago

Sun, Sep 27 · Elk Grove Village, IL Elk Grove Village

1 Mile5K10K +4

From $17 Open Closing Soon 5 spots left

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Sweet Ride | Bike • Run • Walk

Sat, Oct 3 · Willow Springs, IL Willow Springs

Sweet Ride 5K Run/WalkSweet Ride 40K BikeSweet Ride 65K Bike

From $30 Open

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Chili Chase 5K Run and Kids Pepper Dash

Sat, Oct 10 · Belleville, IL Belleville

Chili Chase 5KKids Pepper Dash (12 & under)

From $10 Open

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Chili Chase 5K Run and Kids Pepper Dash

Sat, Oct 10 · Belleville, IL Belleville

Chili Chase 5KKids Pepper Dash (12 & under)

From $10 Open

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Cantigny 5K Run/Walk 2026 - Benefiting The Midwest Shelter for Homeless Veterans

Sat, Oct 17 · Wheaton, IL Wheaton

6 - 10 Year-Old Run 1-Mile Run (non-chiped)Cantigny 5K Run/Walk - Benefiting The Midwest Shelter for Homeless Veterans0 - 5 Year-Old Run 1/4-Mile Run (non-chiped)

From $5 Open

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Richardson Farm Fall 5K & 10K with Family 1 Mile Adventure Run

Sun, Oct 18 · Spring Grove, IL Spring Grove

Family 1 Mile Adventure RunKid's Division 5K Fun Run (Untimed)5K Through The Farm +8

From $0 Open

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Frank Lloyd Wright Races

Sun, Oct 18 · Oak Park, IL Oak Park

Youth Mile5K Walk5K Run +4

From $19 Open Closing Soon

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Tri-State Warrior Run

Sun, Oct 25 · Quincy, IL Quincy

1 Mile Walk-Non Veterans1 Mile Walk-Veterans5k Run-Veterans +9

From $10 Open

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Spooky Sprint - Greater Chicago

Sun, Oct 25 · Shorewood, IL Shorewood

1 Mile5K10K +4

From $17 Open 5 spots left

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Skeleton Trail Shuffle & Tot Trot

Sat, Oct 31 · Cisco, IL Cisco

Skeleton Trail ShuffleSkeleton Trail Shuffle TOT TROT

From $5 Open

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Rock Falls First Responder 5k

Sat, Oct 31 · Rock Falls, IL Rock Falls

5k RunKids Run

From $10 Open

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Valor 111 challenge

Sun, Nov 1 · Rock Falls, IL Rock Falls

Valor 111 Challenge

From $50 Open

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Veterans 5K Run & Walk presented by ELDRIDGE ROOFING

Sat, Nov 7 · Rockford, IL Rockford

Veterans 5K Run & WalkKids 5K (Children 17 and under)Veterans 5k Ruck +1

From $0 Open

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Glenview Gobbler 5K Run/Walk and Dash

Thu, Nov 26 · Glenview, IL Glenview

Glenview Gobbler 5K Run/Walk and DashLate Glenview Gobbler 5K(Bib Only)Kids Gobbler 50 Yard Dash

From $15 Closed 100 spots left

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Palatine Park District Turkey Trot

Thu, Nov 26 · Palatine, IL Palatine

2 Mile Run/Walk5 Mile Run/WalkSammy Scurry 100 Yard Kids Dash +1

From $10 Open

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St. Charles Turkey Trot 5K

Thu, Nov 26 · St. Charles, IL St. Charles

5KKid's Division 5K Fun Run (11 Years & Under)5K - Extended Online Registration +3

From $0 Open

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Arlington Heights Turkey Trot

Thu, Nov 26 · Arlington Heights, IL Arlington Heights

Virtual 5K Run/Walk5k Run/Walk5K Wheelchair Devision +1

From $10 Open

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Long Grove Turkey Trot 5K & 8K

Thu, Nov 26 · Long Grove, IL Long Grove

5K5K - Extended Online Registration5K (Untimed) - Extended Online Registration +7

From $0 Open

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Chi Town Turkey Trot 5K & 10K

Thu, Nov 26 · Chicago, IL Chicago

5K Run/Walk (Untimed) - Extended Online Registration5K Kid's Division Fun Run (11 Years and Under) Extended Online Registration5K Kid's Division Fun Run (11 Years and Under) +8

From $0 Open

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Schaumburg Turkey Trot Half Marathon & 5K

Sat, Nov 28 · Elk Grove Village, IL Elk Grove Village

5K - UNTIMED5K5K UNTIMED - Extended Online Registration +7

From $0 Open

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Turkey Trails - Greater Chicago

Sat, Nov 28 · Shorewood, IL Shorewood

1 Mile5K10K +4

From $17 Open 5 spots left

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Santa's Run through the Lights 5K Run/Walk

Sat, Dec 5 · Geneva, IL Geneva

5K Kids Division Fun Run (11 & Under)5K Run/Walk - Extended Online RegistrationVirtual 5K +4

From $0 Open

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Candy Cane Course- Greater Chicago

Sat, Dec 12 · Elk Grove Village, IL Elk Grove Village

1 Mile5K10K +4

From $22 Open Closing Soon 5 spots left

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Deer Park St. Paddy's 5K & 10K Run/Walk

Sun, Mar 14 · Deer Park, IL Deer Park

Kid's Division 5K Fun Run (Untimed)Kid's Division 5K Fun Run (Untimed) - Extended Online Registration5K (Untimed) - Extended Online Registration +19

From $0 Open

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Barrington Mother's Day 5K Run/Walk

Sun, May 9 · Barrington, IL Barrington

5K Run/Walk - Extended Online RegistrationVirtual 5K Run/Walk5K Run/Walk +11

From $0 Open

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