52K GENERAL INFO
Date: TBD 2026
Start/Finish Location: Lake Siskiyou, south end of Box Canyon Dam
Start Time: 7:00 AM (6:00 AM early start)
Finish Cutoff Time: 6:00 PM
Headwaters Trail Runs is a cupless event. Runners will need to carry with them a water bottle, hydration bladder, collapsible cup or other means to receive drink aid at the aid stations.
Start/Finish Location: Lake Siskiyou, south end of Box Canyon Dam
Start Time: 7:00 AM (6:00 AM early start)
Finish Cutoff Time: 6:00 PM
Headwaters Trail Runs is a cupless event. Runners will need to carry with them a water bottle, hydration bladder, collapsible cup or other means to receive drink aid at the aid stations.
52K REGISTRATION
Online registration closes Thursday prior to the race.
In-person registration is available Friday, June 20th only at The Fifth Season (300 N Mt Shasta Blvd.) from 12:00 PM - 5:00 PM.
Day-of-race registration is not available.
In-person registration is available Friday, June 20th only at The Fifth Season (300 N Mt Shasta Blvd.) from 12:00 PM - 5:00 PM.
Day-of-race registration is not available.
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Registration price*:
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Registration fee includes:
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52K PRE-RACE T-SHIRT PICKUP
Pre-race t-shirt pickup and race info is available the Friday before the race from 12:00 PM - 5:00 PM at The Fifth Season store in downtown Mount Shasta City (300 N Mt Shasta Blvd.). Please note: All race bibs will be distributed to runners on race morning prior to the start of each race.
All race bibs and final t-shirt pickup will be at the race's start/finish area 6:00 AM - 6:45 AM.
Early starters race bibs and final t-shirt pickup will be at the start/finish area 5:30 AM - 5:45 AM.
Please arrive early to provide time to walk the 1/4-mile from the parking area and get your bib prior to the race.
All race bibs and final t-shirt pickup will be at the race's start/finish area 6:00 AM - 6:45 AM.
Early starters race bibs and final t-shirt pickup will be at the start/finish area 5:30 AM - 5:45 AM.
Please arrive early to provide time to walk the 1/4-mile from the parking area and get your bib prior to the race.
52K Awards & MEDALS
Top 3 overall female and male receive awards from our sponsors.
Top 3 female and male in each 10-year age group receive age group awards.
All finishers receive a finisher's medal.
Top 3 female and male in each 10-year age group receive age group awards.
All finishers receive a finisher's medal.
52K COURSE MAP & PROFILE
COURSE MAP:
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52k GPX FILE:
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52k PDF FILE:
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52k ELEVATION PROFILE (approximately 8,000' total elevation gain):
52K AID STATIONS
There are four full aid stations and one water-only aid station along the course. The distance between aid stations ranges from 2.0 miles to 7.7 miles.
Drop bags are only allowed at the North Fork Aid Station. Runners will pass this aid station twice and may access their drop bags both times.
Standard aid station fare will be provided, including sweet, salty, and savory snacks, gels, electrolyte drink, electrolyte capsules, and water.
Headwaters Trail Runs is a cupless event. Runners will need to carry with them a water bottle, hydration bladder, collapsible cup or other means to receive drink aid at the aid stations.
Drop bags are only allowed at the North Fork Aid Station. Runners will pass this aid station twice and may access their drop bags both times.
Standard aid station fare will be provided, including sweet, salty, and savory snacks, gels, electrolyte drink, electrolyte capsules, and water.
Headwaters Trail Runs is a cupless event. Runners will need to carry with them a water bottle, hydration bladder, collapsible cup or other means to receive drink aid at the aid stations.
- RAINBOW RIDGE -Aid Station #1 Total mileage: 4.8 miles Distance to next: 7.6 miles Cutoff time: 8:45 AM Drop bags allowed: No Crew access: No Toilets: No Early starter's note: Please be aware this aid station may not be setup when you arrive. |
- NORTH FORK - Aid Station #2 Total mileage: 12.4 miles Distance to next: 4.8 miles Cutoff time: 11:25 AM Drop bags allowed: Yes Crew access: No Toilets: Yes |
- MT. EDDY -Aid Station #3 WATER AND GEL ONLY Total mileage: 17.2 and 19.2 miles* Distance to next: 4.8 miles Cutoff time: 1:30 PM (second visit) Drop bags allowed: No Crew access: No Toilets: No *1-mile before the Mt. Eddy summit turnaround and will be visited twice. |
- NORTH FORK -Aid Station #4 Total mileage: 24.0 miles Distance to next: 6.1 miles Cutoff time: 3:00 PM Drop bags allowed: Yes Crew access: No Toilets: Yes |
- DELTA -Aid Station #5 WATER ONLY Total mileage: 30.1 miles Distance to next: 2.9 miles Cutoff time: 5:05 PM Drop bags allowed: No Crew access: No Toilets: Yes |
- FINISH -Total mileage: 33.0 miles Cutoff time: 6:00 PM |
52K RUNNER CREW AND PACER
Crew and pacers are not allowed on the 52k.
52K DOG POLICY
Dogs are allowed to run the 52k course. If you choose to run with your dog, your pet is solely your responsibility. Please ensure that your pet is properly trained for the distance, and avoid putting her/him at risk. You must keep your pet leashed during the run, pick up after your pet, and respect other trail users. Runners with dogs must yield to those runners without dogs.
52k TRAINING RUNS
Date TBD in 2026...
DRIVING DIRECTIONS TO START
- From I-5 Exit #738, head west on W Lake Street toward W Jessie Street for 0.2 miles.
- Continue west on W Jessie Street/Hatchery Lane, go 0.2 miles.
- Turn left at the stop sign onto S Old Stage Road, go 0.2 miles.
- Veer slight right onto WA Barr Road, go 1.9 miles.
- Turn left into the Lake Siskiyou Dam Parking Lot just north of Box Canyon Dam.
- From Lake Siskiyou Dam Parking Lot walk 0.25 miles south across Box Canyon Dam to the race start/finish area.
- Additional parking is located at Cable Beach Parking Lot, another 0.4 miles past Lake Siskiyou Dam Parking Lot.
- Cable Beach Parking Lot is located southwest of Box Canyon Dam.
- From Cable Beach Parking Lot walk 0.25 miles east along Lake Siskiyou trail to the race start/finish area.
- Overflow parking is located along Ney Springs Road.
- From Ney Springs roadside parking, walk the road to Cable Beach parking, then 0.25 miles east along Lake Siskiyou trail to the race start/finish area.
Google maps link: https://maps.app.goo.gl/yh5o2TC5vvjyxbgC9
DRIVING DIRECTIONS TO START PDF:
| driving_directions_to_start.pdf |
