# SEB Mud Run - **When:** Fri, Oct 2, 2026 · 7:00 PM CDT - **Where:** 26893 Tapia Canyon Road, Castaic, CA, 91384 - **Event page:** https://runthis.run/event/rs-150705-seb-mud-run ## Registration Register on the event's own site: https://runsignup.com/Race/CA/Castaic/SEBMudRun?aflt_token=58wBqomPr6bPwa1YDhuKo0IQvrNCjzTq ## Description SEB Mud Run  📅 Saturday, October 3, 2026 📍 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 Live Demonstration by Special Weapons Team 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) --- Source: [https://runthis.run/event/rs-150705-seb-mud-run](https://runthis.run/event/rs-150705-seb-mud-run) — data from Run This (runthis.run).