Seb Mud Run
About this race
SEB Mud Run
📅 Saturday, October 4, 2025
📍 Location: 26983 Tapia Canyon Rd, Castaic, CA 91384 (DO NOT ENTER through PDC Jail gates at Biscailuz Drive) Go to Parker Drive Exit off the 5 FWY North.
🚗 Parking available near Jack Bones Equestrian Center
🕓 Event Schedule
6:00 AM – Registration & Check-in Opens
7:30 AM – Kids’ 1-Mile Fun Mud Run Kicks Off
8:30 AM – Registration & Check-in Closes
9:00 AM – Open and Competitive Individual Waves Begin
➡️ Participants will be released in waves every 5–10 minutes
Race Attire
Suit up for the mud!
Recommended gear: Boots, pants, and your exclusive SEB Mud Run tank top
Prefer performance wear? Go for it—just be ready to get dirty!
Registration Details
Open to the Public
LASAA Members: FREE pre-registration ($20 Race Day)
Non-Members: $65 Pre Registration
Day-of Registration: $80 for non-members
🎽 All 4 Mile Course participants receive an official SEB Mud Run tank top!
Kids 1 Mile Run $25 Pre-Registration $30 Race Day
🏆 Race Categories
Open Individual (16–39 yrs) – Top 3 Male & Female Finishers
Masters (40–49 yrs) – Top 3 Male & Female Finishers
Grand Masters (50+ yrs) – Top 3 Male & Female Finishers
Kids’ Fun Mud Run – 1-Mile Course
Special Challenge:
Which LASD Patrol Station will win the coveted “Deepest Roll” Award? Bragging rights on the line!
💦 Post-Race Amenities
On-site showers and rinse-off stations
Changing tents available
🧼 What to bring:
Soap, shampoo, and towel
Clean shoes and dry clothes for after the race
⚠️ Important Disclaimer
This is not an LASD-sanctioned event and is not covered under Workers' Compensation in the event of injury.
(Reference MPP 3-09/300.00 & 3-09/300.05)
Pick your distance
Obstacle race
4 Mile Mud Obstacle
This obstacle course race will be chip timed
1 Mile Muddy Kids Run
This is a fun run and not chip timed
Typical race-day weather
Based on 3 years of Open-Meteo archive data for this event's race dates in Castaic, plus the 3 days either side.
The sun rises at 6:50 AM and sets at 6:35 PM local time (PDT) in Castaic on October 3, 2026 — 11h 45m of daylight.
Course
No course map published yet.
The organizer hasn't released a route for this event, and we don't publish guesses. If you're the organizer, send us a GPX file and we'll draw the profile.
Reviews
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Results — Seb Mud Run
Other races near Castaic
Different organizers, within 40 miles, in the next three months
Finish The Ride and Finish The Run Santa Clarita
Dig Deep Dash 5K Run/Walk
Master University - High School Invitational
Masters University - Collegiate Invitational
Where this page comes from. Race details were last updated on . We re-check listings regularly and again in the week before race day.
- Entries, prices, waves and inclusions — the event's official registration page
- Temperature and humidity — Copernicus ERA5 reanalysis via Open-Meteo (CC BY 4.0)
- Elevation and terrain relief — Copernicus DEM GLO-90, ESA (CC BY 4.0)
- Comparisons and counts — Race Discovery calendar, 3 Castaic events
Spotted something wrong? Tell us and we'll fix it.