Aug 15, 2026 · 7:30 AM · Rockford, IL
RAMP River Run – 3K, 5K, & 1/2 Marathon Run
5KHalf MarathonCertified course · per organizer
- Price
- $22.20-$91.10
Half Marathons in Illinois
Every upcoming Half Marathon race we know about in Illinois. Where a detail isn't confirmed, we mark it unknown rather than guessing.
Race results
Where
When
Showing 24+ of 52 races · loading the full list…
Aug 22, 2026 · 7:00 AM · Hudson, IL
Comlara 12 Hour Sunrise-Sunset, 6 Hour, 3 Hour and Hour of Power Trail Run
Half MarathonMarathonUltra
- Price
- $15.95-$52
Sep 5, 2026 · 8:00 AM · Wheaton, IL
Naperville Trails Half Marathon & 10K
10KHalf Marathon
- Price
- $57.49-$109.24
Sep 12, 2026 · 7:30 AM · Chicago, IL
National Chocolate Day: Run for Chocolates 5K/10K/13.1 CHICAGO/EVANSTON
1M5K10KHalf Marathon
- Price
- $32.80-$54
Sep 12, 2026 · 7:30 AM · Chicago, IL
Run for Mental Health 5K/10K/13.1 CHICAGO/EVANSTON
1M5K10KHalf Marathon
- Price
- $32.80-$54
Sep 26, 2026 · 7:00 AM · Belleville, IL
Belleville Main Street Marathon & Half Marathon
Half MarathonMarathon
- Price
- $118.65-$129.30
Sep 26, 2026 · 7:30 AM · Chicago, IL
Oktoberfest Run 5K/10K/13.1 CHICAGO/EVANSTON
1M5K10KHalf Marathon
- Price
- $32.80-$69.90
Sep 26, 2026 · 7:30 AM · Chicago, IL
Run for Donuts 5K/10K/13.1 CHICAGO/EVANSTON
1M5K10KHalf Marathon
- Price
- $32.80-$69.90
Sep 26, 2026 · 7:30 AM · Roscoe, IL
Stone Bridge Half Marathon and 5k
5KHalf Marathon
- Price
- $38.10-$85.80
Sep 27, 2026 · 8:00 AM · Elk Grove Village, IL
Golden Harvest Half Marathon & 5k/10k - Greater Chicago
1M5K10KHalf Marathon
- Price
- Free-$78.18
Oct 3, 2026 · 7:30 AM · Long Grove, IL
Long Grove's Oktoberfest Half Marathon, 10K & 5K
5K10KHalf Marathon
- Price
- $49.44-$114.99
Oct 10, 2026 · 8:00 AM · Rock Falls, IL
Sauk Valley Apple Cider Run
5KHalf Marathon353 ft gain · rolling hills
- Price
- $32.80-$54
Oct 10, 2026 · 7:30 AM · Chicago, IL
Bagel Run 5K/10K/13.1 CHICAGO/EVANSTON
1M5K10KHalf Marathon
- Price
- $32.80-$48.70
Oct 10, 2026 · 7:30 AM · Chicago, IL
Coffee Lovers Run 5K/10K/13.1 CHICAGO/EVANSTON
1M5K10KHalf Marathon
- Price
- $32.80-$48.70
Oct 17, 2026 · 7:15 AM · Chicago, IL
Chicago Fall Classic Half Marathon, 10K & 5K
5K10KHalf MarathonCertified course · per organizer
- Price
- $14.94-$114.99
Oct 25, 2026 · 9:00 AM · Shorewood, IL
Spooky Sprint - Greater Chicago
1M5K10KHalf Marathon
- Price
- $20.83-$80.30
Oct 25, 2026 · 8:25 AM · Chicago, IL
Haunted Halloween Half Marathon & 5km
5KHalf Marathon
- Price
- $53.19-$91.35
- Field size
- 737 · based on the organizer's entry cap
Oct 31, 2026 · 8:00 AM · Mount Carmel, IL
Riverview Ramble Half Marathon
5K10KHalf Marathon
- Price
- $38.65-$54.55
Oct 31, 2026 · 7:30 AM · Chicago, IL
PB&J Fuel Run 5K/10K/13.1 CHICAGO/EVANSTON
1M5K10KHalf Marathon
- Price
- $32.80-$48.70
Oct 31, 2026 · 7:30 AM · Chicago, IL
Halloween Trick or Trot Run 5K/10K/13.1 CHICAGO/EVANSTON
1M5K10KHalf Marathon
- Price
- $32.80-$48.70
Oct 31, 2026 · 8:00 AM · Galena, IL
Galena River Fall Half Marathon & 8k
Half Marathonflat and fast
- Price
- $91.59
Nov 1, 2026 · 9:00 AM · New Lenox, IL
Warrior Rush - Army of Hades - 5K, 10K, and Half Marathon 13.1
5K10KHalf Marathon
- Price
- $33.49-$65.09
Nov 1, 2026 · 7:30 AM · LeRoy, IL
Dam Site Run
Half MarathonCertified course · per organizer
- Price
- $48.69
- Field size
- 335 · based on the organizer's entry cap
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