200 Upcoming 5K Races Near Buffalo Grove, IL

Lester Fun Run 2025

Downers Grove, IL

Sunday, September 27th, 2026

1 Mile

View details for race Lester Fun Run 2025

Haunted Wine Run 5k at Busse Woods

Elk Grove Village, IL

Saturday, October 3rd, 2026

Fast

View details for race Haunted Wine Run 5k at Busse Woods

3rd Annual Downers Grove, IL Ostomy 5k

Downers Grove, IL

Saturday, October 3rd, 2026

View details for race 3rd Annual Downers Grove, IL Ostomy 5k

Hops for Hope 5K & BrewFest Presented by 93 Oct...

St. Charles, IL

Saturday, October 3rd, 2026

View details for race Hops for Hope 5K & BrewFest Presented by 93 Octane Brewery 2026

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Boo Island - 5K Charity Run/Walk

Blue Island, IL

Saturday, October 3rd, 2026

Trail

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Sweet Ride | Bike • Run • Walk

Willow Springs, IL

Saturday, October 3rd, 2026

Trail

View details for race Sweet Ride | Bike • Run • Walk

Long Grove's Oktoberfest Half Marathon, 10K & 5K

Long Grove, IL

Saturday, October 3rd, 2026

Half

10K

View details for race Long Grove's Oktoberfest Half Marathon, 10K & 5K

Diplo's Run Club Chicago

Chicago, IL

Saturday, October 3rd, 2026

Code:FTR10

View details for race Diplo's Run Club Chicago

Angels Against Abuse 5K Walk/Run

Romeoville, IL

Saturday, October 3rd, 2026

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Chicago - HFTC 5k

Chicago, IL

Sunday, October 4th, 2026

View details for race Chicago - HFTC 5k

JJC Foundation 5K Run/Walk

Joliet, IL

Sunday, October 4th, 2026

1 Mile

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13th Annual Head for the Cure 5K - Chicago

Chicago, IL

Sunday, October 4th, 2026

View details for race 13th Annual Head for the Cure 5K - Chicago

Fire Zone 5k

Lockport, IL

Sunday, October 4th, 2026

Trail

View details for race Fire Zone 5k

Cheesy Pretzel 5K and 1 Mile Walk

Bolingbrook, IL

Sunday, October 4th, 2026

1 Mile

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2026 Lemons of Love Pink Lemonade 5K Run/Walk

Mount Prospect, IL

Sunday, October 4th, 2026

View details for race 2026 Lemons of Love Pink Lemonade 5K Run/Walk

Welcome Run 5K

Lansing, IL

Saturday, October 10th, 2026

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We Love Teachers 5K - Chicago

Elk Grove Village, IL

Saturday, October 10th, 2026

View details for race We Love Teachers 5K - Chicago

El Trote De Las Calacas

Elgin, IL

Saturday, October 10th, 2026

View details for race El Trote De Las Calacas

13th Annual Harvest Hustle 5K

Niles, IL

Saturday, October 10th, 2026

View details for race 13th Annual Harvest Hustle 5K

Care4 Breast Cancer Hybrid 5K

Woodstock, IL

Saturday, October 10th, 2026

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Chicago Fall Classic Half Marathon, 10K & 5K

Chicago, IL

Saturday, October 17th, 2026

Half

10K

View details for race Chicago Fall Classic Half Marathon, 10K & 5K

Cantigny 5K Run/Walk 2026 - Benefiting The Midw...

Wheaton, IL

Saturday, October 17th, 2026

1 Mile

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

Rosehill Cemetery 'Crypt' 5K Run/Walk

Chicago, IL

Saturday, October 17th, 2026

View details for race Rosehill Cemetery 'Crypt' 5K Run/Walk

Richardson Farm Fall 5K & 10K with Family 1 Mil...

Spring Grove, IL

Sunday, October 18th, 2026

10K

1 Mile

Fast

View details for race Richardson Farm Fall 5K & 10K with Family 1 Mile Adventure Run

23rd Annual This Run's For Jack 2026

Glen Ellyn, IL

Sunday, October 18th, 2026

View details for race 23rd Annual This Run's For Jack 2026

Bolingbrook Howl-O-Ween 5K

Bolingbrook, IL

Sunday, October 18th, 2026

View details for race Bolingbrook Howl-O-Ween 5K

Haunted Highlander Assault Trail Run

Pingree Grove, IL

Friday, October 23rd, 2026

Trail

View details for race Haunted Highlander Assault Trail Run

Haunted Highlander Assault Trail Run

Mchenry, IL

Friday, October 23rd, 2026

Trail

View details for race Haunted Highlander Assault Trail Run

Howl-o-ween 5k - Schaumburg

Rolling Meadows, IL

Saturday, October 24th, 2026

View details for race Howl-o-ween 5k - Schaumburg

Lake Bluff PTO Pumpkin Chase

Lake Bluff, IL

Saturday, October 24th, 2026

1 Mile

View details for race Lake Bluff PTO Pumpkin Chase

Halloween Hustle

Palatine, IL

Saturday, October 24th, 2026

View details for race Halloween Hustle

Batavia United Way Bat Race 5K & 10K

Batavia, IL

Saturday, October 24th, 2026

10K

View details for race Batavia United Way Bat Race 5K & 10K

The Fall Color 5K

Lisle, IL

Saturday, October 24th, 2026

View details for race The Fall Color 5K

Scary in the Prairie 5k

Pleasant Prairie, WI

Saturday, October 24th, 2026

View details for race Scary in the Prairie 5k

Badger High School 5K GLOW Run/Walk

Lake Geneva, WI

Saturday, October 24th, 2026

View details for race Badger High School 5K GLOW Run/Walk

Spooky Sprint - Greater Chicago

Greater Chicago, IL

Sunday, October 25th, 2026

1 Mile

10K

View details for race Spooky Sprint - Greater Chicago

Riverside Foundation Halloween Hustle 5K Walk o...

Lincolnshire, IL

Sunday, October 25th, 2026

View details for race Riverside Foundation Halloween Hustle 5K Walk or Run

Haunted Oak 5K

Homer Glen, IL

Sunday, October 25th, 2026

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Spooky Sprint - Greater Chicago

Shorewood, IL

Sunday, October 25th, 2026

1 Mile

10K

View details for race Spooky Sprint - Greater Chicago

Howl-o-ween 5k - Dan Ryan Woods

Chicago, IL

Sunday, October 25th, 2026

View details for race Howl-o-ween 5k - Dan Ryan Woods

Fraidycat 5k,8k & Meow Mile

Oswego, IL

Sunday, October 25th, 2026

1 Mile

View details for race Fraidycat 5k,8k & Meow Mile

Day of the Dead Family 5K Run/Walk

Wheeling, IL

Sunday, October 25th, 2026

View details for race Day of the Dead Family 5K Run/Walk

Haunted Halloween Half Marathon & 5km

Chicago, IL

Sunday, October 25th, 2026

Half

Trail

View details for race Haunted Halloween Half Marathon & 5km

Hot Cider Hustle - Wheaton 8 Mile Run & 5K Run/...

Wheaton, IL

Sunday, October 25th, 2026

View details for race Hot Cider Hustle - Wheaton 8 Mile Run & 5K Run/Walk

Dia de los Muertos 5K Run/Walk

Highland, IN

Sunday, November 1st, 2026

View details for race Dia de los Muertos 5K Run/Walk

St. Francis Xavier Falcon 5K Run/Walk

La Grange Park, IL

Saturday, November 7th, 2026

View details for race St. Francis Xavier Falcon 5K Run/Walk

Abominable Trail Race

Lake Geneva, WI

Saturday, November 14th, 2026

10K

15K

Trail

View details for race Abominable Trail Race

2026 Jingle Bell Run - Western Suburbs, IL

Wheaton, IL

Saturday, November 14th, 2026

1 Mile

View details for race 2026 Jingle Bell Run - Western Suburbs, IL

Lisle Turkey Trot Tune-Up 5K

Lisle, IL

Sunday, November 15th, 2026

View details for race Lisle Turkey Trot Tune-Up 5K

Grayslake Central Turkey Trot

Grayslake, IL

Sunday, November 15th, 2026

View details for race Grayslake Central Turkey Trot

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