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80 races within 25 mi of Saint Charles, IL

Tap a distance to add it to your season

Sat · Apr3
DoNot Stop Half Marathon/5K/10K - Greater Chicago
Wheaton, IL11 mi away
Good weather · 79/100 Typical: 53° / 33°F · 39% rain
4% slower times (5K)past finishers
Sun · Apr11
Duke's Alehouse Spirits Run
Crystal Lake, IL21 mi away
Good weather · 76/100 Typical: 57° / 35°F · 37% rain

Sun · Apr18to Apr 19

2027 Naperville Women's Half Marathon and 5K

Naperville, IL14 mi away

Good weather · 84/100 Typical: 60° / 38°F · 37% rain

Sun · Apr18

I Raced The Law 5K and Color Run

Oswego, IL18 mi awayRegistration opens Dec 1, 2026

Good weather · 83/100 Typical: 62° / 39°F · 35% rain

13% faster times (5K)past finishers

Sat · May1

Northern Illinois Food Bank's Fight Hunger 5K I 10K I 1-Mile

Wheaton, IL11 mi away

Good weather · 84/100 Typical: 63° / 42°F · 41% rain

30% slower times (5K)past finishers

Sun · May2

Chicagoland Spring Marathon, Half Marathon & 10K

Schaumburg, IL15 mi away

Good weather · 83/100 Typical: 64° / 43°F · 42% rain

Sun · May2

Tailwagger Trot

Lisle, IL15 mi awayRegistration opens Jan 31, 2027

Good weather · 83/100 Typical: 64° / 43°F · 42% rain

Sat · May8

Hometown Half Marathon/5K/10K - Greater Chicago

Elk Grove Village,, IL17 mi away

Ideal weather · 85/100 Typical: 66° / 45°F · 41% rain

Sat · May8

Pink 5k Oak Brook Park District

Oak Brook, IL19 mi awayRegistration opens Jan 1, 2027

Ideal weather · 85/100 Typical: 66° / 45°F · 41% rain

Sun · May9

Barrington Mother's Day 5K Run/Walk

Barrington, IL16 mi away

Ideal weather · 85/100 Typical: 67° / 45°F · 40% rain

Sun · May16

Dash for the Dogs 14th Annual 5K Run/Walk

Barrington, IL16 mi awayRegistration opens Oct 31, 2026

Ideal weather · 86/100 Typical: 69° / 47°F · 39% rain

7% slower times (5K)past finishers

Sun · May30

Race To the Flag

Westmont, IL19 mi away

Ideal weather · 86/100 Typical: 76° / 54°F · 40% rain

Sat · Jun5

Oneness 10K Run and 5K Run/Walk 2027

Palatine, IL17 mi away

Good weather · 83/100 Typical: 77° / 55°F · 37% rain

Sat · Jun5

Ross Bogue Memorial Run the Hills 5k

Barrington Hills, IL16 mi away

Good weather · 83/100 Typical: 77° / 55°F · 37% rain

Sat · Jun5

Tom's Try-athlon Oak Brook Park District

Oak Brook, IL19 mi awayRegistration opens Jan 1, 2027

Good weather · 84/100 Typical: 77° / 55°F · 37% rain

Sun · Jun6

Elgin Valley Fox Trot

Elgin, IL8 mi away

Good weather · 70/100 Typical: 77° / 56°F · 39% rain

Sat · Jun12

Waubonsee Foundation Trail Run

Sugar Grove, IL13 mi away

Good weather · 72/100 Typical: 79° / 58°F · 41% rain

13% slower times (5K)past finishers

Sat · Jun26

Run the Runway at Chicago Executive Airport

Wheeling, IL24 mi awayRegistration opens Dec 31, 2026

Fair weather · 58/100 Typical: 82° / 62°F · 47% rain

Sun · Jul11to Jul 12

2027 Lake Zurich Triathlon

Lake Zurich, IL21 mi away

Good weather · 72/100 Typical: 84° / 64°F · 46% rain

Sat · Jul24

The Huntley Historical Society - Sew Hop'd Beer Mile

Huntley, IL18 mi awayRegistration opens Mar 28, 2027

Tough weather · 53/100 Typical: 82° / 64°F · 41% rain

15% faster times (mile)past finishers

Sun · Aug1to Aug 2

2027 Naperville Sprint Triathlon

Naperville, IL13 mi away

Good weather · 77/100 Typical: 84° / 64°F · 39% rain

Sun · Aug1

Heatwave Half Marathon/5K/10K - Greater Chicago

Elk Grove Village, IL17 mi away

Tough weather · 46/100 Typical: 84° / 64°F · 39% rain

Sat · Aug21

Parkie’s 5K

Bolingbrook, IL20 mi awayRegistration opens Feb 27, 2027

Fair weather · 62/100 Typical: 83° / 63°F · 38% rain

7% slower times (5K)past finishers

Sun · Aug22

Summer Sizzler - Greater Chicago

Wheaton, IL11 mi away

Fair weather · 61/100 Typical: 82° / 63°F · 40% rain

5% slower times (5K)past finishers

Sat · Sep11

Naperville Trails Half Marathon & 10K

Wheaton, IL11 mi awayRegistration opens Dec 7, 2026

Good weather · 76/100 Typical: 77° / 56°F · 27% rain

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