
San Bernardino County Sheriff's Mud Run was an obstacle course race held on October 10, 2026 in San Bernardino, CA, with entry fees from $25 to $250.
This race has already happened.
It was held on October 10, 2026. Registration for this edition is closed.
****RACE DAY INFO****
On Saturday, October 10, 2026, the Sheriff's Athletic Federation will be hosting the annual San Bernardino County Sheriff's Mud Run. Please join us for our 5k mud run and 1k children's race.
Please allow enough time to park (Free), pick up your timing bib, and prepare for the race. There will be vendors and food available for purchase. Our San Bernardino County Explorers will be duct-taping shoes for a donation and having a bag check for $5.00. All money from these services will benefit our explorer program. There will be water stations throughout the course. At the end of the race, there will be an area to rinse off.
Awards will be given out before the start of the kid's race. Awards are as follows.
Population
221,774
as of 2023
City Elevation
1,106 ft
Nearest Airport
SBD
San Bernardino International Airport · 4 mi
Time Zone
Pacific Time
From Endurance Grid
A mid-size host city. Enough lodging and amenities to keep race weekend easy, without big-city sprawl.
San Bernardino County Sheriff's Mud Run was held on October 10, 2026 at 18901 Institution Road, San Bernardino, CA. Registration for this edition is closed — but there is always another start line.
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Endurance Grid is here to help you understand the sport, decide if it’s the right fit, and learn how to prepare. For course distances, logistics, and race-day specifics, always defer to the race organizer’s event page.
Obstacle course races combine running with walls, rope climbs, carries, and mud — testing strength, grip, endurance, and mental toughness all at once.
No two races feel the same, and it is a truly unique endurance sport.
Obstacle course races (OCR) combine running over different terrain with a series of physical obstacles — walls, rope climbs, monkey bars, carries, and crawls. The barrier to entry is lower than it looks.