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The Frozen Snot Course Guide

The Frozen Snot is a winter mountain race on Bald Eagle Mountain near McElhattan, Pennsylvania, and it is widely cited as the toughest trail half in the Northeast. Steep climbs, boulder fields, ice, snow, and rope-assisted descents, all in early February. I will walk you through the course first, then give you a pacing and fueling plan built for the cold and the climbing. There are free calculators along the way to dial in your own numbers.

⏵ At a glance

The Frozen Snot quick facts

Date
Saturday, February 7, 2026, 7:30 AM start
Location
McElhattan, PA, Bald Eagle Mountain, starting from Restless Oaks Restaurant
Distances
25K (marquee, 16.5 mi), Long (13.5 mi), Short (8.3 mi)
Elevation gain
25K: about 6,300 to 6,400 ft · Long: about 5,600 to 5,800 ft · Short: about 3,775 ft
Entry requirement (25K)
A sub-5:30 finish on the Long course within the past 5 years
Cutoffs
Lightning Bolt by 9:00 AM (25K), all runners to Bacon Station by 10:30 AM, Zindel by 12:30 PM for a second loop; weather-adjustable
Entry
$100, capped at 350 runners (UltraSignup)

These facts come from the official race site and UltraSignup. Cutoffs are explicitly weather-adjustable. Check the current date, cutoffs, and gear requirements before you commit. Race logistics change year to year.

The course: a winter mountain adventure, not a trail run

The 25K covers 16.5 miles and about 6,300 to 6,400 feet of climbing on Bald Eagle Mountain, starting and finishing at the Restless Oaks Restaurant pavilion in McElhattan. The race calls itself a winter mountain adventure, and that is the right word for it. This is not a groomed singletrack loop.

Steep climbs and boulder fields from the start

The climbing starts early and stays hard. You are working up steep, rocky grades and through boulder fields on Bald Eagle Mountain, and February weather means that footing can be anything from frozen dirt to packed snow to sheet ice depending on the year. Hike the steep sections early. Nobody runs the whole climb here, and trying to is how you blow up your legs before the real test even starts.

The terrain does not ease up in a predictable pattern either. Expect the grade to change fast, and expect to be using your hands on rock as much as your legs on some stretches.

Mandatory traction and rope-assisted descents

Traction devices are mandatory on this course, not a suggestion. The ice and packed snow on the steep grades make it a real safety issue, and several of the steepest descents are rope-assisted because an unassisted descent on that grade, in that footing, is genuinely dangerous. Here is the part people miss: rope sections slow everybody down, so build that time into your plan instead of being surprised by it mid-race.

If you have never descended technical, icy terrain on a rope before, this is not the place to learn on the fly. Practice on similar terrain beforehand if you can find it, and trust the rope instead of fighting it.

Aid stations and the cutoffs that shape your day

The published cutoffs run through Lightning Bolt by 9:00 AM, all runners to Bacon Station by 10:30 AM, and Zindel by 12:30 PM if you are heading out for a second loop. Those are tight windows given the climbing and the winter footing, and the race states they are weather-adjustable, which tells you how much a bad ice year can change the day. Know exactly where you need to be and when, and do not assume you can make up lost time on a descent you are roping down.

Pacing strategy for a climbing-heavy winter half

With about 6,300 to 6,400 feet of gain packed into 16.5 miles, plus ice, boulder fields, and rope-assisted descents, The Frozen Snot is about effort management and hard cutoffs, not a pace chart.

Pace the climbs by effort, and expect them to eat time

Your normal trail pace does not apply here. Grade, ice, and boulder fields all slow you down more than a dry-summer climb of the same steepness would, so plan for that instead of getting frustrated by it mid-race. A grade-adjusted pace target turns your real fitness into an honest number for what these climbs actually cost, so you can hold a sustainable effort instead of chasing a pace that assumes dry rock.

Build a finish window that respects the hard cutoffs

The Lightning Bolt, Bacon Station, and Zindel cutoffs are tight for a course this steep and this technical. A vert-aware finish prediction, built around your climbing fitness and this course profile, tells you honestly whether you have the buffer you need at each checkpoint, or whether you need to push earlier instead of hoping it works out on the rope sections.

⏵ Free tools to pace this course

Fueling strategy for the cold and the climbing

A hard, multi-hour climbing effort in February cold burns through calories fast, and cold hands and stiff gels make fueling harder to execute than it sounds on paper.

Carbs: easy to chew with cold hands

Aim for the same 60 to 90 grams of carbohydrate per hour that any multi-hour climbing effort calls for, but plan for the cold to work against you. Gels stiffen up and get hard to open with numb fingers, so lean on chews, waffles, or anything you can eat without fine motor control. Keep food somewhere warm against your body if you can, not in an outer pocket exposed to the wind.

Sodium and fluid: you are still losing more than it feels like

Cold weather tricks people into under-drinking because you do not feel like you are sweating, but a hard multi-hour climb still costs you real fluid and sodium. Stay in the 300 to 700 mg per liter range on sodium and keep drinking on a schedule, not by thirst, since thirst is a worse signal in the cold. Watch your water for freezing on the exposed climbs, since a frozen hose or bottle cap is a real problem on this course.

⏵ Build your fueling plan

Get a carb, sodium, fluid, and caffeine plan per hour built for your weight, your goal time, and a cold winter effort with the free ultra fueling calculator. Browse the rest of the free running tools at the tools hub.

⏵ Free calculators for this race

Run your Frozen Snot numbers with our free, no-signup tools, then let Summit Line tie them back to your real fitness and this exact course.

See all free running tools →

⏵ Train for it with Summit Line

Get a race-day plan built around YOUR fitness, this exact climbing profile, and your projected splits. Summit Line reads your real training, builds a plan for the vert, and rehearses your fueling so race day is something you execute, not guess at.

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The Frozen Snot FAQ

How hard is The Frozen Snot?

The Frozen Snot is widely cited as the toughest trail half in the Northeast, and the course backs that up. The 25K covers 16.5 miles with roughly 6,300 to 6,400 feet of climbing on Bald Eagle Mountain in early February, in whatever winter throws at central Pennsylvania that week. You are dealing with steep climbs, boulder fields, ice, snow, and rope-assisted descents, all at once, in the cold. This is not a race you ease into. The organizers themselves are explicit that it is not a first trail race, and after walking the course on paper, I believe them.

Do I need traction devices for The Frozen Snot?

Yes, and they are mandatory, not optional. The course crosses ice and packed snow on steep grades, and several descents are rope-assisted because the footing gets that bad. Bring real traction, the kind built for steep icy trail, not a light road-running spike. If you have never run technical terrain in full winter conditions with traction on your feet, get that practice in before race day, not during it.

What are the rope-assisted descents like?

Some of the steepest descents on Bald Eagle Mountain are set up with ropes because the grade and the ice make an unassisted descent genuinely dangerous. Expect to use your hands as much as your feet on those sections. This is part of why the race calls itself a winter mountain adventure rather than a straightforward trail run, and it is part of why the 25K has an entry requirement instead of open registration.

How should I fuel for The Frozen Snot?

Treat it as a multi-hour effort in the cold, where your body burns extra calories just staying warm on top of the climbing. Most runners do well on roughly 60 to 90 grams of carbohydrate per hour, and in the cold you want that fuel easy to chew and easy to get out of a pocket with cold hands, since gels can stiffen up. Sodium in the 300 to 700 mg per liter range still applies, even though you are not sweating like it is summer, because you are still losing fluid on a hard multi-hour climb. Run your own numbers with the free ultra fueling calculator before you build your race vest.

What are the cutoff times for The Frozen Snot?

The published cutoffs are Lightning Bolt by 9:00 AM for the 25K, all runners through Bacon Station by 10:30 AM, and Zindel by 12:30 PM if you are continuing on for a second loop. The race states these are weather-adjustable, which makes sense given how much ice and snow can change the footing from one year to the next. Confirm the current cutoff schedule on the official site close to race day, since winter conditions in central Pennsylvania are not the same two years running.

Is The Frozen Snot a good first trail race or first ultra?

No. This one is explicit about it: The Frozen Snot is not a first trail race, and the 25K goes further and requires you to have already finished the Long course in under 5:30 within the past 5 years. Between the mandatory traction, the rope-assisted descents, and a field that already knows what it signed up for, this is a race to work toward, not a race to learn on. Build your winter trail legs somewhere gentler first, then come back for this one.

This guide is independent and for planning only. The course details, cutoffs, gear requirements, and entry rules come from public sources and can change year to year, so confirm the current specifics with the official race before you register or run. The fueling and pacing advice is general and not medical advice.