Summit Line

⏵ Course guide · Utah ultra

Grand to Grand Ultra Course Guide

The Grand to Grand Ultra is North America’s original self-supported stage race: about 171 miles over six stages in seven days, carrying everything you need on your back, from the North Rim of the Grand Canyon up to the Grand Staircase. This is not a one-day race, so it does not reward one-day thinking. I will walk you through the stages first, then give you a pacing and fueling plan for a full week of desert running on a heavy pack. There are free calculators along the way to dial in your own numbers.

⏵ At a glance

Grand to Grand Ultra quick facts

Date
September 20 to 26, 2026 (six stages over seven days)
Location
Starts on the North Rim of the Grand Canyon (Arizona), finishes on the Grand Staircase in Utah, based out of Kanab, UT
Distances
About 171 mi (275 km) total: stages of 30.8, 26.9, 53.2 (long stage), 26.0, 26.3, and 7.9 mi
Elevation gain
About 17,083 ft of total ascent and 15,499 ft of descent across the week
Pack weight
Self-supported: typically 8 to 11 kg (17 to 24 lb) at the Stage 1 start, with a 2,000 calorie per day food minimum
Cutoff
Stage 1: 13 hr · Stages 2, 4, 5: 12 hr · Long stage: 34 hr · Stage 6: 2 to 4 hr, plus checkpoint cutoffs
Qualifier
No Western States, UTMB, or Hardrock qualifier status listed by the race

These facts come from the official race site and UltraSignup. Check the current dates, stage distances, cutoffs, and mandatory gear list in the race rules before you commit. Race logistics change year to year.

The course: where the Grand to Grand is won and lost

The route moves north across the high desert, from a remote start near 5,344 feet on the North Rim of the Grand Canyon to a finish around 7,073 feet on the Pink Cliffs of the Grand Staircase. About 17,083 feet of total climbing across the week, on sand, slickrock, forest, and exposed canyon country, with everything you need to live for seven days riding on your back.

Stages 1 and 2: bank patience, not time

The race opens with a 30.8 mile stage and a 26.9 mile stage, and the trap here is feeling fresh. Your pack is at its heaviest in the first day or two because you are carrying a full week of food, and the sand is already working on your feet. The runners who blow up at this race almost always do it by treating Stage 1 like a standalone ultra and racing it. Do not. The smartest thing you can do early is move conservatively, protect your feet, and arrive at camp with energy left to eat, recover, and sleep.

Recovery between stages is its own skill. You finish, you refuel, you deal with your feet before they get worse, and you get horizontal. How well you eat and sleep at camp on the first two nights quietly decides how you feel on the back half.

The long stage: 53.2 miles into the night

Stage 3 is the long stage at 53.2 miles, and it is the heart of the race. You get a generous window (around 34 hours), which means a lot of runners are out there into the night and sleeping at a checkpoint before pushing on to finish. This is where the cumulative fatigue, the dark, the cold, and your own head all show up at once. Break it into checkpoint-to-checkpoint chunks and just keep getting to the next water.

Get your night kit right and rehearse it: a headlamp with battery to spare, layers for a cold desert night, and a plan for whether you sleep on course or push through. The long stage is where the race is survived more than raced, and steady forward motion beats heroics every time.

Stages 4, 5, and 6: run on cooked legs, then finish

After the long stage you still have two marathon-ish stages (26.0 and 26.3 miles) on legs that are thoroughly used up, plus a short 7.9 mile final stage to the Grand Staircase. Your pack is lighter now because you have eaten most of your food, which helps, but your feet and your appetite are the real limiters this deep in. The challenge shifts from fitness to durability: can you keep eating, keep your feet together, and keep moving day after day.

The closing stage to the Pink Cliffs is the part people race for. It is short, it climbs to the finish, and after a week of carrying your life on your back it is worth saving a little something to actually run it in. That finish on the Grand Staircase is the whole reason you came.

Sand, heat, and feet

Soft sand is the thing first-timers underestimate the most. It saps your legs, it slows every mile far more than the elevation suggests, and over a week it grinds your feet down if you are careless. Gaiters that actually keep grit out, a dialed shoe-and-sock setup, and a real foot-care routine at camp are not optional at this race, they are how you finish.

There is almost no shade out there, and late September swings from hot, exposed days to cold nights. Manage the heat and your water between checkpoints (water is the only thing provided on course), protect your skin from the sun, and treat every hotspot before it becomes a blister that ends your week.

Pacing strategy for a self-supported stage race

A stage race is not paced like a single ultra. The goal is to be the same runner on the last stage that you were on the first, so you run every stage off effort, with a heavy pack on soft ground, and you leave gas in the tank on purpose.

Pace by effort and grade, never by your flat splits

Your road or even your normal trail pace means nothing here. A heavy pack, soft sand, and 17,000-plus feet of climbing turn your honest moving pace into something much slower, and pushing to hit a familiar number is exactly how you cook yourself early. Run by feel and by grade: hold an easy, sustainable effort, power-hike the climbs and the deep sand without ego, and let the clock be whatever it is. Use a grade-adjusted pace to turn your real fitness into honest targets for the climbs so you are not redlining on day one of seven.

Build stage estimates you can plan around

Do not guess your stage times off a flat race result. Each stage has its own distance, vert, and footing, and the cumulative fatigue makes the later stages slower than the math says. Build a vert-aware estimate for each stage, pad it for sand and tired legs, then work back into the daily and checkpoint cutoffs so you always know how much buffer you actually have. Knowing you have hours of margin (or that you do not) changes every decision you make out there.

⏵ Free tools to pace this race

  • Grade-adjusted pace calculator to turn your flat fitness into honest effort targets for the climbs and the deep sand.
  • Race-time calculator for a vert-aware estimate of each stage so you can plan against the daily and checkpoint cutoffs.
  • Race-equivalent calculator to turn a recent race result into a realistic baseline before you adjust for the pack, the sand, and the week of fatigue.

Fueling strategy for a week on your back

Fueling a self-supported stage race is a different problem than fueling one ultra. You carry every calorie you eat for seven days, so you are constantly trading pack weight against energy, all while the desert and the fatigue kill your appetite.

On-stage carbs: steady, and food you will actually eat

While you are running a stage, the usual rules apply: aim for something like 60 to 90 grams of carbohydrate per hour, leaning higher only if your gut is trained for it. The twist is that everything has to be lightweight and calorie-dense because you are carrying it from the start line, and it has to be food you can still stomach on day five when nothing sounds good. Practice your exact on-course foods on long back-to-back training days so you know what stays down when you are hot, tired, and sick of eating.

The 2,000-calorie minimum and recovery at camp

The race requires you to carry at least 2,000 calories of food per day, and honestly most people need more than the minimum to hold up across a week. Calories per gram is everything when you pack, so favor dense, high-fat, freeze-dried, and concentrated foods over bulky low-calorie stuff. Just as important is what you eat at camp: a real recovery meal with carbs and protein after each stage is what lets you go again tomorrow. Hot water is provided at camp, so plan your dinners and breakfasts around it.

Sodium and water between the checkpoints

Water is the only thing handed to you on course, and it comes at the checkpoints, so you have to carry enough to get across the hot, exposed gaps between them. In the desert heat, lean toward the high end on sodium, often around 500 to 700 milligrams per liter of fluid, and more if you are a heavy or salty sweater. Weigh the trade-off between carrying extra water and running dry, and never leave a checkpoint short on a hot stage. Run your own numbers for your weight, your sweat rate, and the forecast with the fueling calculator.

⏵ Build your fueling plan

Get a carb, sodium, fluid, and caffeine plan per hour built for your weight, your goal effort, and the desert heat with the free ultra fueling calculator, then use it to plan what to carry for each stage. Browse the rest of the free running tools at the tools hub.

⏵ Train for it with Summit Line

Get a build that prepares you for back-to-back days on tired legs, the climbing, and a week of carrying a pack, planned around YOUR real fitness. Summit Line reads your training, builds the long back-to-backs and the strength you need for the Grand to Grand, and rehearses your fueling so race week is something you execute, not guess at.

Start free →Explore the demo

Grand to Grand Ultra FAQ

How hard is the Grand to Grand Ultra?

It is one of the hardest things you can sign up for as a trail runner, and the difficulty is the whole point. You cover about 171 miles over six stages in seven days, you carry everything you need for the week on your back (food, sleeping bag, gear), and the only thing handed to you on course is water. Add desert heat, soft sand, slickrock, and over 17,000 feet of climbing, and a race that looks like a string of manageable days turns into a brutal cumulative grind once your legs and your stomach are a few stages deep. It is not about one fast day. It is about being the same runner on Stage 5 that you were on Stage 1.

How long is the Grand to Grand Ultra and how many stages?

It is roughly 171 miles (275 km) broken into six stages over seven days. The stages run about 30.8, 26.9, 53.2, 26.0, 26.3, and 7.9 miles. Stage 3 is the long stage at 53.2 miles, and you get a long window (around 34 hours) to finish it, often running into the night and sleeping at a checkpoint before pushing on. The final stage is a short 7.9 mile finish to the Grand Staircase.

How much elevation gain does the Grand to Grand Ultra have?

Across the full week the course climbs about 17,083 feet and descends about 15,499 feet, per the official course data. It starts near 5,344 feet on the North Rim of the Grand Canyon and finishes around 7,073 feet on the Grand Staircase, so the net trend is uphill even though each stage rolls. The climbing is not the only thing slowing you down: soft sand and a heavy pack cost you far more time per mile than the elevation profile alone suggests.

What do you have to carry at the Grand to Grand Ultra?

Everything except water and the tents at camp. It is fully self-supported, so you pack all of your food, your sleeping bag and pad, cooking setup, clothing, and the full mandatory gear list, and you carry it from the Stage 1 start to the finish. Pack weight at the start typically runs 8 to 11 kg (17 to 24 lb), and you must carry at least 2,000 calories of food per day. The race provides water at checkpoints, hot water for breakfast and dinner at the overnight camps, and shelter. The lighter and smarter you pack, the faster and happier you move.

What are the cutoff times for the Grand to Grand Ultra?

Cutoffs are set per stage. Stage 1 is 13 hours, Stages 2, 4, and 5 are 12 hours each, the Stage 3 long stage gives you about 34 hours, and the short Stage 6 is roughly 2 to 4 hours depending on the staggered start. There are also checkpoint cutoffs along each stage, and you are generally limited to 15 minutes at a checkpoint (more is allowed at the overnight checkpoints on the long stage). Confirm the current cutoffs in the race rules before you go, since they can shift year to year.

What is the terrain and weather like at the Grand to Grand Ultra?

You get a full sampler of the high desert Southwest: hardpack and soft sand, dunes, slickrock, dry washes, forest, and exposed canyon country. The sand is the part most people underestimate, because it saps your legs and shreds your feet over a week of mileage. Late September can swing from hot, sun-baked days to genuinely cold nights at camp, and there is very little shade out on course. Foot care, sun protection, and managing the heat between water points are as much a part of finishing as your fitness is.

This guide is independent and for planning only. The course details, dates, stage distances, cutoffs, and mandatory gear 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.