Illinois Half Marathons
76 upcoming half marathons across Illinois, updated nightly. Want radius search and maps? Open these in the Race Finder.
July 2026
- Sat 7/25Run for Coffee Lovers 5K/10K/13.1 CHICAGO/EVANSTONChicago, IL · 5K · 10K · Half Marathon · 1 Mile
- Sat 7/25Run for Donuts 5K/10K/13.1 CHICAGO/EVANSTONChicago, IL · 5K · 10K · Half Marathon · 1 Mile
- Fri 7/31Run MahometMahomet, IL · Other · 10K · Half Marathon · 5K
August 2026
- Sun 8/2Heatwave Half Marathon - Greater ChicagoElk Grove Village, IL · Other · 1 Mile · 5K · 10K · Half Marathon
- Sat 8/8Sage City TriathlonMonticello, IL · Half Marathon · Other
- Sat 8/15Bagel Run 5K/10K/13.1 CHICAGO/EVANSTONChicago, IL · 5K · 10K · Half Marathon · 1 Mile
- Sat 8/15Run for PB& J 5K/10K/13.1 CHICAGO/EVANSTONChicago, IL · 5K · 10K · Half Marathon · 1 Mile
- Sat 8/15RAMP River Run – 3K, 5K, & 1/2 Marathon RunRockford, IL · Half Marathon · 5K · Other
- Sat 8/15The Next Loop Endurance Series - Busse WoodsElk Grove Village, IL · Half Marathon · Other
- Sat 8/22Shawnee Hills Trail RacesOzark, IL · 100 Mile · Ultra · 50K · Half Marathon
- Sat 8/22Comlara 12 Hour Sunrise-Sunset, 6 Hour, 3 Hour and Hour of Power Trail RunHudson, IL · 50 Mile · Marathon · Half Marathon · Other
- Sat 8/29Run for Breast Cancer 5K/10K/13.1 CHICAGO/EVANSTONChicago, IL · 5K · 10K · Half Marathon · 1 Mile
- Sat 8/29Sloth Run 5K/10K/13.1 CHICAGO/EVANSTONChicago, IL · 5K · 10K · Half Marathon · 1 Mile
- Sat 8/29The Next Loop Endurance Series | Half Day Forest PreserveVernon Hills, IL · Half Marathon
September 2026
- Sat 9/5Naperville Trails Half Marathon & 10KWheaton, IL · Half Marathon · 10K
- Sun 9/62026 Crystal Lake Half Marathon & 12KCrystal Lake, IL · Half Marathon · Other
- Sat 9/12National Chocolate Day: Run for Chocolates 5K/10K/13.1 CHICAGO/EVANSTONChicago, IL · 5K · 10K · Half Marathon · 1 Mile
- Sat 9/12Run for Mental Health 5K/10K/13.1 CHICAGO/EVANSTONChicago, IL · 5K · 10K · Half Marathon · 1 Mile
- Sat 9/12The Hidden Gem Half Marathon 2026Flossmoor, IL · Half Marathon
- Sat 9/19Divas Chicago Half Marathon & 5kChicago, IL · Half Marathon
- Sat 9/19St. Jude WalkBloomington, IL · 1 Mile · 5K · 10K · Half Marathon
- Sat 9/19Run Like A DivaChicago, IL · 5K · Half Marathon
- Sat 9/26Oktoberfest Run 5K/10K/13.1 CHICAGO/EVANSTONChicago, IL · 5K · 10K · Half Marathon · 1 Mile
- Sat 9/26Run for Donuts 5K/10K/13.1 CHICAGO/EVANSTONChicago, IL · 5K · 10K · Half Marathon · 1 Mile
- Sat 9/26Belleville Main Street Marathon & Half MarathonBelleville, IL · Marathon · Half Marathon
- Sat 9/26Moraine Hills Run for the HillsMcHenry, IL · Half Marathon · 10K · 5K
- Sat 9/26Stone Bridge Half Marathon and 5kRoscoe, IL · Half Marathon · 5K
- Sun 9/27Golden Harvest Half Marathon & 5k/10k - Greater ChicagoGreater Chicago, IL · Other · 1 Mile · 5K · 10K · Half Marathon
- Sun 9/27TBK Bank Quad Cities MarathonMoline, IL · Marathon · Half Marathon · 10K · 5K · 1 Mile
October 2026
- Sat 10/3Long Grove's Oktoberfest Half Marathon, 10K & 5KLong Grove, IL · Half Marathon · 10K · 5K
- Sat 10/10Des Plaines River Trail RacesLake County, IL · 50 Mile · 50K · Marathon · Half Marathon
- Sat 10/10Farmdale Trail RunEast Peoria, IL · 100 Mile · 50 Mile · 50K · Half Marathon · 10K
- Sat 10/10Bagel Run 5K/10K/13.1 CHICAGO/EVANSTONChicago, IL · 5K · 10K · Half Marathon · 1 Mile
- Sat 10/10Coffee Lovers Run 5K/10K/13.1 CHICAGO/EVANSTONChicago, IL · 5K · 10K · Half Marathon · 1 Mile
- Sat 10/10Sauk Valley Apple Cider RunRock Falls, IL · Half Marathon · 5K
- Sat 10/17Chicago Fall Classic Half Marathon, 10K & 5KChicago, IL · Half Marathon · 10K · 5K
- Sat 10/17Run Stephenson CountyOrangeville, IL · Half Marathon · 5K · 10K
- Sat 10/24Screaming PumpkinPeoria, IL · Marathon · Half Marathon · 10K · Other
- Sun 10/25Spooky Sprint - Greater ChicagoShorewood, IL · Other · 1 Mile · 5K · 10K · Half Marathon
- Sun 10/25Tri-State Warrior RunQuincy, IL · 1 Mile · 5K · 10K · Half Marathon · Other
- Sun 10/25Haunted Halloween Half Marathon & 5kmChicago, IL · Half Marathon · 5K
- Sat 10/31Halloween Trick or Trot Run 5K/10K/13.1 CHICAGO/EVANSTONChicago, IL · 5K · 10K · Half Marathon · 1 Mile
- Sat 10/31PB&J Fuel Run 5K/10K/13.1 CHICAGO/EVANSTONChicago, IL · 5K · 10K · Half Marathon · 1 Mile
- Sat 10/31Riverview Ramble Half MarathonMount Carmel, IL · Half Marathon · 10K · 5K
- Sat 10/31Galena River Fall Half Marathon & 8kGalena, IL · Half Marathon · Other
November 2026
- Sun 11/1Dam Site RunLeRoy, IL · Half Marathon
- Sat 11/714th Annual Springfield Marathon & Harvest Wind Half Marathon & 10KNew Berlin, IL · Marathon · Half Marathon · 10K
- Sun 11/8Graham's Chocolate Run * WalkGeneva, IL · 5K · 10K · Half Marathon
- Sat 11/14Run for Mental Health 5K/10K/13.1 CHICAGO/EVANSTONChicago, IL · 5K · 10K · Half Marathon · 1 Mile
- Sat 11/14Veterans Day Freedom Run 5K/10K/13.1 CHICAGO/EVANSTONChicago, IL · 5K · 10K · Half Marathon · 1 Mile
- Sat 11/14The Forge Trail Run FestivalLemont, IL · 10K · Half Marathon · Other · Ultra
- Sat 11/212026 Turkey TrotDecatur, IL · 5K · 10K · Half Marathon · Other
- Sat 11/28Coffee Lovers Run 5K/10K/13.1 CHICAGO/EVANSTONChicago, IL · 5K · 10K · Half Marathon · 1 Mile
- Sat 11/28Thanksgiving Gobble Trot Run 5K/10K/13.1 CHICAGO/EVANSTONChicago, IL · 5K · 10K · Half Marathon · 1 Mile
- Sat 11/28Turkey Trails - Greater ChicagoShorewood, IL · Other · 1 Mile · 5K · 10K · Half Marathon
- Sat 11/28Schaumburg Turkey Trot Half Marathon & 5KElk Grove Village, IL · 5K · Half Marathon · Other
December 2026
- Sat 12/12Run for Breast Cancer 5K/10K/13.1 CHICAGO/EVANSTONChicago, IL · 5K · 10K · Half Marathon · 1 Mile
- Sat 12/12Sunrise Marathon 5K/10K/13.1 CHICAGO/EVANSTONChicago, IL · 5K · 10K · Half Marathon · 1 Mile
- Sat 12/26A Merry Christmas Run 5K/10K/13.1 CHICAGO/EVANSTONChicago, IL · 5K · 10K · Half Marathon · 1 Mile
- Sat 12/26New Year's Run 5K/10K/13.1 CHICAGO/EVANSTONChicago, IL · 5K · 10K · Half Marathon · 1 Mile
January 2027
- Sat 1/16MLK Jr. Freedom Run 5K/10K/13.1 CHICAGO/EVANSTONChicago, IL · 5K · 10K · Half Marathon · 1 Mile
- Sat 1/16Sunrise Marathon 5K/10K/13.1 CHICAGO/EVANSTONChicago, IL · 5K · 10K · Half Marathon · 1 Mile
- Sat 1/30Coffee Lover Run CHICAGO/EVANSTONChicago, IL · 5K · 10K · Half Marathon · 1 Mile
- Sat 1/30Run for Donut CHICAGO/EVANSTONChicago, IL · 5K · 10K · Half Marathon · 1 Mile
- Sat 1/3018th Annual F^3 Lake Half Marathon & 5kChicago, IL · Half Marathon · 5K
February 2027
- Sat 2/13Run for Chocolate 5K/10K/13.1 CHICAGO/EVANSTONChicago, IL · 5K · 10K · Half Marathon · 1 Mile
- Sat 2/13Valentine's Day Run 5K/10K/13.1 CHICAGO/EVANSTONChicago, IL · 5K · 10K · Half Marathon · 1 Mile
- Sat 2/13Fly with the Eagles Half MarathonMurphysboro, IL · Half Marathon
March 2027
- Sat 3/13Muddy Shamrock @ The ForgeLemont, IL · Half Marathon · 10K
- Sat 3/20Sunrise Marathon 5K/10K/13.1 CHICAGO/EVANSTONChicago, IL · 5K · 10K · Half Marathon · 1 Mile
- Sat 3/27Rend Lake MarathonBenton, IL · Marathon · Half Marathon · 10K
April 2027
- Sat 4/3Chi Town Half Marathon & 10KChicago, IL · Half Marathon · 10K
- Sat 4/10Run for Bagels 5K/10K/13.1 CHICAGO/EVANSTONChicago, IL · 5K · 10K · Half Marathon · 1 Mile
- Sun 4/182027 Naperville Women's Half Marathon and 5KNaperville, IL · Half Marathon
- Sat 4/24Coffee Lover Run CHICAGO/EVANSTONChicago, IL · 5K · 10K · Half Marathon · 1 Mile
May 2027
- Sun 5/2Chicagoland Spring Marathon, Half Marathon & 10KSchaumburg, IL · Marathon · Half Marathon · 10K
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