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Running Calendar near San Bernardino 2026-2027

Monthly updates for San Bernardino

Get new running races (and updates) in your inbox every month.

Explore the top running races near San Bernardino for 2026-2027! We've gathered 42 exciting races in the area. Check out our detailed list below to find your next local race.

Half Marathons Marathons Trail Runs Triathlons
January 2026
Jan
10
Sa

Citrus Heritage Run

5 km 10 km Half Marathon
Jan
24-25
Sa - Su

Socal Spartan Event Weekend

Obstacle Run 5 km 10 km Half Marathon
Jan
25
Su

Highland Y Run

5 km 10 km
February 2026
Feb
7
Sa

Run for Russ

5 km
Feb
14
Sa

ONT's Runway 5K

3 mi
Feb
28
Sa

Taxiway 5k

5 km
March 2026
Mar
7
Sa

Chino DairyAire 5K

5 km
Mar
7
Sa

Quarry Quest 5K Rialto

Trail Run 5 km
Mar
7
Sa

Lemon Zest 5K

5 km
Mar
14
Sa

Apple Valley's Desert Rock and Road Half Marathon

5 km 10 km Half Marathon
Mar
21-22
Sa - Su

Tough Mudder - Los Angeles

Obstacle Run 8 km 15 km
Mar
21
Sa

Corona 5000

5 km
April 2026
Apr
11
Sa

Los Angeles Superhero 5K

5 km
Apr
12
Su

Cal Tri Lake Perris

Triathlon
Apr
17-18
Fr - Sa

Run4Kids Ultra Running Party

Backyard Ultra 13 mi 26 mi ... 100 mi 24 hr
Apr
18
Sa

Natro@Noli Indian School

Trail Run 5 km 13 mi 26 mi
Apr
18
Sa

Fragile X 5K

5 km
Apr
18
Sa

The Riverside County K9 Run

3 km 5 km
Apr
25
Sa

Dash for disABILITIES Superhero 5K

5 km
Apr
25
Sa

Machete Trail Madness 100K

Trail Run 10 km 50 km 100 km