5K Races in Illinois — 2026

There are 213 5K races in Illinois scheduled for 2026. The next is the Ham City Fall Fest 5k Run/Walk in Effingham on October 17. Illinois 5K races run primarily October.

SAO HYROX Full SIM

Sun, Oct 11 · Oswego, IL Oswego

SAO RUNNING ROX 9:20 WOMEN PRO / MEN OPEN / MIXED DOUBLES / MALE DOUBLESSAO RUNNING ROX 9:30 WOMEN OPEN SINGLE/DOUBLESAO RUNNING ROX 9:40 WOMEN OPEN SINGLE/DOUBLE +19

From $25 Open 1 spots left

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Tamborazo Blast 5K

Sun, Oct 11 · Aurora, IL Aurora

Tamborazo Blast 5K

From $40 Closed

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Strides Against Stigma- GCAP 5K Walk/Run

Sun, Oct 11 · Urbana, IL Urbana

5K

From $25 Open Closing Soon

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Ham City Fall Fest 5k Run/Walk

Sat, Oct 17 · Effingham, IL Effingham

Kids 1 Mile Fun Run/WalkFall Fest 5k Run/Walk

From $20 Open Closing Soon

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FIREHOUSE 5K

Sat, Oct 17 · Oconee, IL Oconee

1 Mile WalkFIREHOUSE 5K

From $30 Open Closing Soon

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JAIMIE COX MEMORIAL RUN

Sat, Oct 17 · Roscoe, IL Roscoe

Virtual Supporter5K Run or 2- Mile Walk ParticipantKids Registration (12 and under -- Youth T-Shirt Only)

From $20 Open Closing Soon

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4th Annual St. Francis of Assisi 5K

Sat, Oct 17 · Harrisburg, IL Harrisburg

4th Annual St. Francis of Assisi 5K

From $35 Open Closing Soon

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Tunnel to Towers 5K Run & Walk - Quincy, IL

Sat, Oct 17 · Quincy, IL Quincy

Child Registration 12 & UnderAdult RegistrationFirst Responders & Military Registration +1

From $5 Open Closing Soon

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Harvard Dia de Los Muertos 5K

Sat, Oct 17 · Harvard, IL Harvard

5K Run/Walk

From $25 Open Closing Soon

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Greenville University Panther 5K

Sat, Oct 17 · Greenville, IL Greenville

GU Student/Faculty/Staff RateHSHS Employee Rate5K Run/Walk +1

From $10 Open Closing Soon

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Rosehill Cemetery 'Crypt' 5K Run/Walk

Sat, Oct 17 · Chicago, IL Chicago

5K Chip-Timed Run5K Fun Run/Walk

From $37 Open Closing Soon

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Lawrenceville Halloween Hustle 5K

Sat, Oct 17 · Sumner, IL Sumner

Run/Walk

Closed

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Popeye's Fall Festival 5K

Sat, Oct 17 · Chester, IL Chester

Fun Run5K Run5K walk

From $25 Open Closing Soon

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Going The Distance for the Salvation Army

Sat, Oct 17 · Urbana, IL Urbana

5K Run

From $15 Open Closing Soon

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HOW 5K

Sun, Oct 18 · Chicago, IL Chicago

HOW 5K - Walk and AfterpartyHOW 5K - WalkHOW 5K - Run +2

From $25 Closed

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Oktoberfest Rotary Run

Sun, Oct 18 · Bloomington, IL Bloomington

1 Mile (Untimed)5KBrat Dinner + Shirt (No Race) +1

From $10 Open Closing Soon

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Paws for a Cause 5k

Sun, Oct 18 · Urbana, IL Urbana

Paws for a Cause 5k

Closed

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Bolingbrook Howl-O-Ween 5K

Sun, Oct 18 · Bolingbrook, IL Bolingbrook

Bolingbrook Howl-O-Ween 5K

From $35 Open Closing Soon

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23rd Annual This Run's For Jack 2026

Sun, Oct 18 · Glen Ellyn, IL Glen Ellyn

TRFJ2026 5k Run/Walk IN-PERSON EVENTTRFJ VIRTUAL Run/WalkTRFJ VIRTUAL 10 Mile Bike Ride +1

From $25 Open Closing Soon

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Washington Park Trail Trek

Sat, Oct 24 · Springfield, IL Springfield

Virtual 5K To Support the Leland Summer Kitchen Project5K Run - Registration Closed5K Walk +1

From $0 Closed

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Forte 5K Run/Walk

Sat, Oct 24 · Channahon, IL Channahon

5K

From $27 Open Closing Soon

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Wellness Warrior Run

Sat, Oct 24 · Pinckneyville, IL Pinckneyville

Kids 1 Mile Fun RunWellness Warrior Run

From $20 Open Closing Soon

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Halloween Hustle 5K & Kids Dash

Sat, Oct 24 · Palatine, IL Palatine

5K5K VirtualKids Dash

From $20 Open Closing Soon 80 spots left

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Illinois State University Homecoming Town and Gown 5K

Sat, Oct 24 · Normal, IL Normal

1 Mile Fun Run/Walk (Untimed)5K5K - Virtual

From $20 Open Closing Soon

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The Fall Color 5K

Sat, Oct 24 · Lisle, IL Lisle

8:00 a.m. Shotgun Start 5KVirtual 5K

From $40 Open Closing Soon 77 spots left

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Lake Bluff PTO Pumpkin Chase

Sat, Oct 24 · Lake Bluff, IL Lake Bluff

1 Mile Fun Run5K Run

From $20 Open Closing Soon

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Paws for a Cause 5K Run. Walk. Rescue. Repeat!

Sat, Oct 24 · Greenup, IL Greenup

🐾 Paws for a Cause 5K Run. Walk. Rescue. Repeat!

From $25 Open Closing Soon

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STARS Girls Club Walk to End Breast Cancer Awareness Walk-a-Thon

Sat, Oct 24 · Calumet City, IL Calumet City

5k

From $20 Open Closing Soon

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Orient Spooky 5k!

Sat, Oct 24 · Orient, IL Orient

Orient Spooky 5k!

From $15 Open Closing Soon

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Marshall Rotary Jack-O-Jog

Sat, Oct 24 · Marshall, IL Marshall

1 mile walk5K Loop

From $25 Open Closing Soon

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Howl-o-ween 5k - Schaumburg

Sat, Oct 24 · Rolling Meadows, IL Rolling Meadows

5k

From $30 Open Closing Soon

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Dr. J. Noonan Legacy 5K- brought to you by the Noonan Syndrome Foundation

Sat, Oct 24 · Anywhere, IL Anywhere

Virtual 5KKids 12 & Under

From $25 Open

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Governors State University Jaguar 5K

Sun, Oct 25 · University Park, IL University Park

1 Mile Walk5k Walk5k Run

From $35 Open Closing Soon

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26th Annual Shannon McNamara Memorial Run/Walk

Sun, Oct 25 · Rolling Meadows, IL Rolling Meadows

Walk5K Run

From $30 Open

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Haunted Oak 5K

Sun, Oct 25 · Homer Glen, IL Homer Glen

Haunted Oak 5KKids Fun Run

From $10 Open

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Howl-o-ween 5k - Dan Ryan Woods

Sun, Oct 25 · Chicago, IL Chicago

5k

From $25 Open Closing Soon

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Scout Scramble 5K Trail Run

Sun, Oct 25 · Morris, IL Morris

Scout Scramble 5K Trail Run

From $30 Open Closing Soon

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Day of the Dead Family 5K Run/Walk

Sun, Oct 25 · Wheeling, IL Wheeling

Day of the Dead Family 5K Run/Walk

From $35 Open Closing Soon

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Riverside Foundation Halloween Hustle 5K Walk or Run

Sun, Oct 25 · Lincolnshire, IL Lincolnshire

5K Run / Walk

From $45 Open Closing Soon

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2026 Louisville Fall Festival Glow 5K Run/Walk

Fri, Oct 30 · Louisville, IL Louisville

1 Mile Fun Run/Walk2026 Louisville Fall Festival Glow 5K Run

From $25 Open Closing Soon

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Race the Dead

Fri, Oct 30 · Towanda, IL Towanda

Race The Dead - No ShirtRace The Dead - With Shirt

From $10 Open Closing Soon

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Carriel Jr. High 5K

Fri, Oct 30 · O Fallon, IL O Fallon

CJHS 5K

From $20 Open Closing Soon 40 spots left

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The Copper Penny Spirits Halloween Eve 5k

Fri, Oct 30 · Vandalia, IL Vandalia

Virtual 5KThe Copper Penny Spirits Halloween Eve 5kThe Copper Penny Spirits Halloween Eve 5k

From $30 Open

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Lake Hill Winery Halloween Run/Walk

Sat, Oct 31 · Carthage, IL Carthage

Lake Hill Halloween Wine Walk 1 mileLake Hill Halloween 5K

From $25 Open

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Howl-O-Ween Hustle

Sat, Oct 31 · Normal, IL Normal

Howl-O-Ween Hustle 1 Mile WalkHowl-O-Ween Hustle 5K

From $30 Open Closing Soon

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Illini Veterans Halloween Fun Run/Walk

Sat, Oct 31 · Urbana, IL Urbana

Illini Veterans Halloween Fun Run/Walk 5K

From $15 Open

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5k for The Kids: Race Through the Decades

Sat, Oct 31 · Oblong, IL Oblong

5k for The Kids: Race Through the Decades

From $25 Open

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Gavin's Hallows' Eve 5K

Sat, Oct 31 · Herrin, IL Herrin

5k WalkVirtual 5k5k Run

From $25 Open

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Hope In Motion 5K Fun Run

Sat, Oct 31 · Herrin, IL Herrin

Hope In Motion 5K Fun Run – First 50 Free T-Shirt

From $30 Open 50 spots left

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Running with Ghouls

Sat, Oct 31 · Canton, IL Canton

1 mile5k

From $25 Open

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