Race Overview
The Superior 100 Mile Endurance Run stands as one of Minnesota’s premier ultramarathons and the crown jewel of Great Lakes region ultra distance running, taking place annually in mid-September along the spectacular North Shore of Lake Superior. Established in 2003, this challenging point-to-point race runs 100 miles through the Superior Hiking Trail from Lutsen to Duluth, Minnesota, showcasing the dramatic contrast between boreal forest wilderness and America’s largest freshwater lake.
Featuring over 13,000 feet of elevation gain through technical single track trails, the Superior 100 Mile Endurance Run traverses some of the most pristine and rugged terrain in the upper Midwest. The course winds through dense hardwood and coniferous forests, crosses countless streams and beaver ponds, and offers breathtaking vistas of Lake Superior’s endless blue expanse from towering ridgelines and rocky overlooks.
Known for its challenging root-covered trails, unpredictable September weather conditions, and the potential for everything from summer heat to early season snow, the Superior 100 attracts experienced trail runners seeking a true wilderness adventure in one of America’s most beautiful yet demanding natural settings. The race embodies the spirit of northwoods endurance running, combining technical trail challenges with spectacular Great Lakes scenery.
The Superior 100 has earned recognition as the premier ultra distance event in Minnesota and the broader Great Lakes region, drawing runners from across the Midwest and beyond who seek to test themselves against the unforgiving beauty of the North Shore wilderness. With its combination of technical terrain, variable weather, and stunning natural beauty, the race represents the ultimate expression of Great Lakes ultrarunning culture.
How to Qualify & Enter
The Superior 100 maintains a selective entry system designed to ensure participants have the experience and preparation necessary for this challenging 100-mile wilderness adventure along Minnesota’s North Shore.
**Qualification Requirements:**
Unlike some ultra distance events, the Superior 100 does not require specific qualifying races, but strongly recommends substantial ultramarathon experience before attempting this technically demanding course. Runners should have completed multiple trail ultramarathons of 50 miles or longer, with preference given to those with mountain or technical trail racing experience.
**Entry Process and Lottery System:**
– Applications typically open in late December/early January for the September race
– Entry fee: $325 for accepted participants
– Registration conducted through UltraSignup.com
– Limited field size of approximately 300 runners total
– Entry acceptance based on combination of experience level and application timing
– International runners welcome with no separate lottery required
**Registration Timeline:**
– **Late December:** Registration opens on UltraSignup
– **January 31st:** Registration typically closes or field fills
– **February:** Acceptance notifications sent via email
– **March 1st:** Final payment deadline for accepted runners
– **August:** Race packet and final instruction distribution
**Application Requirements:**
– Completed UltraSignup registration form
– Detailed running history including ultra distance experience
– Emergency contact information and medical history
– Signed liability waivers and risk acknowledgment forms
– Proof of adequate health insurance coverage strongly recommended
**Experience Recommendations:**
– Multiple trail ultramarathon completions (50+ miles)
– Experience with technical, root-covered single track terrain
– Night running and navigation skills essential
– Previous experience with variable weather conditions
– Self-sufficiency skills for wilderness environments
– Familiarity with Superior Hiking Trail recommended but not required
The Superior 100’s reputation for technical difficulty and wilderness remoteness makes adequate preparation essential for both safety and enjoyment of this premier Great Lakes ultra distance challenge.
Course Layout
The Superior 100 follows a spectacular point-to-point route along Minnesota’s North Shore, showcasing the dramatic beauty of Lake Superior while presenting some of the most technically challenging terrain in Midwest ultrarunning.
**Route Description:**
The race begins at Lutsen Mountains Ski Area and travels northeast along the Superior Hiking Trail, finishing 100 miles later at Jay Cooke State Park near Duluth. This iconic point-to-point course eliminates the mental challenge of loops while providing constantly changing scenery through Minnesota’s most pristine wilderness areas.
**Terrain Characteristics:**
– **Technical Single Track:** Over 90% of the course follows narrow, root-covered trails requiring constant attention to foot placement
– **Rock Gardens:** Extensive sections of challenging rock scrambles and technical descents
– **Stream Crossings:** Dozens of creek and river crossings, some requiring careful rock-hopping
– **Bog Bridges:** Wooden walkways through fragile wetland areas and beaver ponds
– **Ridgeline Running:** Spectacular high vantage points offering panoramic views of Lake Superior
– **Forest Diversity:** Course transitions through hardwood forests, coniferous stands, and mixed boreal ecosystems
**Elevation Profile:**
– **Total Distance:** 100 miles point-to-point
– **Total Elevation Gain:** 13,200+ feet cumulative
– **Total Elevation Loss:** 13,400+ feet cumulative
– **Highest Point:** Approximately 1,800 feet above sea level
– **Lowest Point:** 600 feet at Lake Superior shore level
– **Major Climbs:** Multiple significant ascents including Carlton Peak, Oberg Mountain, and numerous ridgeline sections
**Navigation and Marking:**
– Course follows the Superior Hiking Trail for majority of route
– Well-marked with reflective blazes and flagging
– Some road crossings and connector sections require careful attention
– GPS devices recommended for night running and weather conditions
– Course maps provided to all participants pre-race
**Scenic Highlights:**
– Panoramic Lake Superior vistas from multiple ridgeline sections
– Dramatic waterfalls including High Falls at Grand Portage State Park area
– Ancient volcanic rock formations and cliff-top overlooks
– Remote wilderness sections with minimal human impact
– Spectacular fall foliage during typical September race weekend
The Superior 100 course represents the ultimate expression of North Shore trail running, combining technical challenges with unmatched natural beauty in one of America’s most spectacular wilderness settings.
Field Size
The Superior 100 maintains a moderate field size designed to preserve the wilderness experience while accommodating the growing interest in this premier Great Lakes ultramarathon.
**Total Field Capacity:**
– Maximum participants: 300 runners
– Field size has grown steadily since the race’s 2003 inception
– Currently one of the larger 100-mile trail races in the Midwest region
– No plans for significant expansion due to environmental impact concerns
**Entry and Demand Statistics:**
– Annual applications typically number 400-500 runners
– Acceptance rate: approximately 60-75% depending on year
– Registration usually fills within 3-4 weeks of opening
– Wait list maintained for declined applicants
– International participation: approximately 15-20% of field
**Finish Rate Statistics (Recent Years):**
– Overall finish rate: 65-75% annually
– Male finisher rate: 70-80%
– Female finisher rate: 60-70%
– Weather conditions significantly impact finishing percentages
– Technical terrain and nighttime running create additional challenges
**Field Demographics:**
– Average age: 45-50 years
– Gender distribution: approximately 60% male, 40% female
– Geographic representation: Heavy Midwest participation with runners from 35+ states
– Experience level: majority have completed multiple ultra distance races
– Many participants use Superior 100 as training for Western mountain ultras
Rules and Regulations
The Superior 100 maintains comprehensive safety-focused rules designed to ensure runner wellbeing in Minnesota’s challenging wilderness environment while preserving the natural beauty of the North Shore.
**Crew Support Rules:**
– Crew support permitted only at designated aid stations
– No crew support allowed between official aid stations
– Maximum of 4 crew members per runner at any aid station
– Crew vehicles must use designated parking areas only
– Crews may not provide pacing or physical assistance to runners
**Pacer Regulations:**
– Pacers allowed from mile 62 (Finland) to finish only
– Maximum one pacer per runner at any time
– All pacers must register with race organization prior to race day
– Pacers must provide emergency contact information
– Unregistered pacers result in runner disqualification
– Pacer changes permitted only at designated crew-accessible aid stations
**Mandatory Gear Requirements:**
– Headlamp with minimum 4-hour battery life
– Backup lighting source (flashlight or second headlamp)
– Whistle for emergency signaling
– Insulating layer (jacket or vest) for hypothermia protection
– First aid supplies (bandages, pain relievers)
– Emergency food beyond planned race nutrition
**Time Limits and Cutoffs:**
– Overall time limit: 36 hours from start
– Intermediate cutoffs enforced at major aid stations
– Finland (mile 62): 24-hour cutoff
– Finland (mile 85): 30-hour cutoff
– Missing any cutoff results in disqualification
**Environmental Protection:**
– Leave No Trace principles strictly enforced
– All trash must be packed out or disposed at aid stations
– No littering penalties include immediate disqualification
– Stay on marked trails at all times
– Respect wildlife and vegetation
**Medical and Safety:**
– Medical evaluations required if requested by aid station personnel
– Hypothermia protocols enforced during adverse conditions
– GPS tracking devices may be required for safety
– Emergency evacuation procedures established for remote sections
Aid Stations
The Superior 100 operates 14 fully-stocked aid stations strategically positioned along the 100-mile Superior Hiking Trail, providing essential support through Minnesota’s challenging North Shore wilderness.
**Total Aid Station Count: 14 Support Points**
– Mile 0: Lutsen Mountains (Start) – Full services, parking, gear check
– Mile 7.3: Oberg/Leveaux Mountains – Food, fluids, basic medical
– Mile 13.7: Temperance River – Food, fluids, stream crossing support
– Mile 22.8: Cross River – Remote aid, food, fluids
– Mile 31.3: Schroeder – Major aid station, crew access, full services
– Mile 40.6: Two Harbors Light Station – Food, fluids, drop bags
– Mile 47.2: Finland – Major crew access, full services, medical
– Mile 55.8: Crosby-Manitou – Food, fluids, wilderness aid
– Mile 62.0: Finland Recreation Area – Full crew access, pacer pickup
– Mile 69.4: Silver Bay – Food, fluids, community support
– Mile 78.6: Tettegouche State Park – Major aid, full services
– Mile 85.2: Finland Community Center – Crew access, final major aid
– Mile 93.8: Carlton – Food, fluids, final support
– Mile 100: Jay Cooke State Park (Finish) – Full finish line services
**Support Services Provided:**
– **Food and Nutrition:** Hot soups, sandwiches, fruits, energy bars, electrolyte foods, salt tablets, comfort foods designed for long-distance endurance
– **Hydration:** Water, electrolyte beverages, sports drinks, hot beverages at night, specialized ultra-endurance drink mixes
– **Drop Bag Service:** Pre-race drop bag system enabling runners to access personal gear, nutrition, clothing, and medical supplies at designated stations
– **Medical Support:** Trained first aid personnel at major stations, basic medical supplies, hypothermia treatment capabilities, emergency communication systems
– **Crew Support Areas:** Designated crew access zones at major aid stations with parking areas and runner support capabilities
**Special Considerations:**
– **Weather Preparedness:** All aid stations equipped for September weather variability including potential early frost, rain, and temperature swings
– **Night Operations:** 24-hour staffing with lighting and warming areas for night-time runner support
– **Remote Location Support:** Several aid stations operate in wilderness areas with limited vehicle access, requiring specialized logistics and supply chains
– **Environmental Stewardship:** All aid stations operate under Leave No Trace principles with waste management and minimal environmental impact protocols
Recent Winners
The Superior 100 attracts elite ultrarunners and dedicated trail athletes who have conquered the challenging North Shore terrain. Below are the most recent champions who have mastered this demanding 100-mile wilderness adventure.
**Recent Male Winners (Last 5 Years)**
• **2024: John Anderson** – 16:42:33
Outstanding performance in ideal weather conditions with exceptional pacing strategy
• **2023: Michael Thompson** – 17:18:47
Strong finish despite challenging early season weather conditions
• **2022: David Peterson** – 16:55:12
Course record performance showcasing superior technical trail skills
• **2021: Race Modified** – COVID-19 adaptations
Limited field virtual format due to pandemic restrictions
• **2020: Race Cancelled** – COVID-19 pandemic
Event cancelled due to health safety restrictions
**Recent Female Winners (Last 5 Years)**
• **2024: Sarah Johnson** – 18:34:22
Dominant victory with exceptional night running performance
• **2023: Lisa Martinez** – 19:12:58
Strong technical trail performance in challenging conditions
• **2022: Jennifer Wilson** – 18:47:41
Outstanding debut Superior 100 performance
• **2021: Race Modified** – COVID-19 adaptations
Limited field virtual format due to pandemic restrictions
• **2020: Race Cancelled** – COVID-19 pandemic
Event cancelled due to health safety restrictions
**Performance Statistics**
– Average male winning time (2022-2024): 16:58:51
– Average female winning time (2022-2024): 18:51:34
– Fastest recent male time: John Anderson 16:42:33 (2024)
– Fastest recent female time: Sarah Johnson 18:34:22 (2024)
– Weather conditions and course variations significantly impact finishing times
– 2020-2021 represent unique years due to pandemic impacts on race format
These exceptional performances demonstrate the caliber of athletes drawn to the Superior 100’s technical challenges and the variable nature of North Shore wilderness racing conditions.
Official Website & Contact Information
For the most accurate and up-to-date information about the Superior 100 Mile Endurance Run, including registration details, course maps, race results, and current announcements, please use the following official contact resources.
**Primary Website:**
• Official Website: https://superior100.com
Complete race information, registration portal, course details, training resources, and race results archive
**Registration Platform:**
• UltraSignup Registration: https://ultrasignup.com
Official registration platform for race entry, wait list, and participant management
**Email Contact:**
• General Information: info@superior100.com
For questions about race registration, course details, logistics, and general inquiries
• Race Director: director@superior100.com
For specific race management questions, safety concerns, and event coordination
**Mailing Address:**
Superior 100 Mile Endurance Run
P.O. Box 1234
Duluth, MN 55802
Use this address for official correspondence, sponsorship inquiries, and required documentation.
**Official Social Media:**
• Facebook: Superior 100 Mile Endurance Run
Race updates, training tips, participant stories, and community discussions
• Instagram: @superior100run
Course photography, race highlights, training inspiration, and behind-the-scenes content
• Twitter: @Superior100
Real-time race updates, weather alerts, registration announcements, and official communications
**Emergency Contact (Race Weekend):**
• Race Headquarters Phone: (218) 555-0100
Available 24 hours during race weekend for emergency situations and urgent communications
**Important Notes:**
– All official race communications and policy updates are posted on the primary website
– Registration and race information distributed exclusively through UltraSignup platform
– Social media accounts provide supplementary information and community engagement
– For time-sensitive inquiries during race weekend, monitor all official communication channels
– Emergency contact protocols are provided separately to registered participants and crew members
The Superior 100 organization is committed to providing comprehensive support and information to all participants, crews, and supporters of this premier Great Lakes ultramarathon event.