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Hell Creek Half & 50k race photo

Hell Creek Half & 50k

The city you want to run becomes your next trip.

Hell Creek Half & 50k race photoSylvan Grove
US
© s3.amazonaws.comSharonPapierdreams, CC BY-SA 4.0
Race date in 317 days
Aug 21, 2027 Sat
City · Distance
Sylvan Grove · 50km
Entry fee
$115Varies by event and entry period
2027Date Aug 21, 2027 · Entry ~ Aug 18, 2027
2026Date Aug 29, 2026 · Entry ~ Aug 27, 2026 · Entry fee $120 · Start 07:30
Why you dream of this race

THE DREAM

About Hell Creek Half & 50k — what makes it special

ABOUT THE RACE

A day you'll remember,
long past the finish line.

Held on the Switchgrass mountain bike trail at Wilson State Park.

It's singletrack with no risk of getting lost, and while rugged, the entire course is runnable.

With few trees, the views are wide open.

Scenery of Wilson State Park and Wilson Lake continues throughout.

It's the only mountain bike trail rated EPIC between the Rockies and the Ozarks.

The road to your own record

Picture the course in advance
and find the pace that fits you.

When the city cheers

Streets lined with cheers, runners all around.
You'll be part of that scene.

The trip that follows the run

Take it slow with the finish still in you,
and meet the city all over again.

Hell Creek Half & 50k runner reviews and race reports

Stories from those who ran it first.

From the joy of finishing to the tough moments — read what runners wrote themselves.

No runner reports yet. We'll add them here as they come in.

See it on video,
feel it through their stories.

Preview the course and read what runners who went before you wrote.

We haven't found a video for this race yet. We'll add one when we do.

The way in that fits you

YOUR ENTRY

How to enter Hell Creek Half & 50k — registration routes

How to reach the start line —
start with what fits you.

Here are the ways to enter and what each requires.
Check the organizer's page for whether entries are open.

Official race websiteEntry options
From the start line to the finish

RACE WEEK

Hell Creek Half & 50k course map and elevation

The 50km I'll run

Know the course and time limit, and race day comes into focus.

Runners start · local timeFrom 07:30
EventStart
Ultra50km07:30
Half Marathon21.0975km08:00
START

Sylvan Grove, KS

Start · Google Maps
FINISH

switchgrass mountain bike trails

Finish · Google Maps

Cut-off
Half·50K both at 5:00 PM

The events consist of the 50k and 1/2 Marathon.

The start takes place in Sylvan Grove, KS, at 7:30 a.m. local time.

Typical race-season temperature: around 26°C (79°F)
Hot race — plan fluids and electrolytes

Participant benefits

Not yet confirmed in the official race guide

Where and when to collect your Hell Creek Half & 50k race bib

To the start line,
step by step.

Pick up your bib, check your wave.
So on race morning, you can just run.

From the 2026 edition
Stations & transport near the venue

Getting to the start

No public transit; start/finish at Switchgrass Mountain Bike Trail trailhead (Hell Creek area), Wilson State Park, near Sylvan Grove, KS (GPS N38°54.965 W98°30.549)

Per ultrasignup registration page (functions as official race info source).

Remote state park trailhead near the Switchgrass Restroom parking lot;

car access only, no transit.

Important access note: this is a Kansas state park — runners/spectators need a Kansas State Park day pass or annual pass (day passes purchasable on entry).

Early check-in evening before (6-7 PM);

race-day check-in 6:30 AM.

Getting to the finish

Same trailhead/parking lot as start (loop course)

Start/finish co-located at the Switchgrass trailhead within Wilson State Park.

More details

No shuttle bus service mentioned.

Stations & transport near the venue

No dedicated transit card system;

Sylvan Grove, KS is a remote rural venue with essentially no public transit options nearby, so car access is required.

READY TO RUN

From race morning to after the finish.

Your start time, fuel and bag drop.
Know them ahead and the run feels easier.

The course is laid out on Switchgrass mountain-bike trails in Wilson State Park, with almost no trees, leaving runners exposed to the sun throughout.

The half marathon is a single loop of approximately 13 miles, including about 0.3 miles of paved road at the start.

The 50K adds an approximately 19-mile loop for a total of 32 miles.

Both distances have a 5 p.m. cutoff.

The only staffed aid stations are at the start/finish and “Hell Hill,” with unmanned water and electrolyte stations at mile 5 and,

for the 50K, an additional station at mile 13.

With no shade on the course, preparing for heat is especially important.

Times are local to Sylvan Grove. Check the latest official information before the race.

A trip built around the race

STAY A LITTLE

MAKE IT A RUNTRIP

The race is one day,
the trip can be longer.

From a hotel that makes race morning easy,
to the meals and views you'll enjoy with the medal on.

Total cost and budget for Hell Creek Half & 50k

TRAVEL ESSENTIALS

Trip prep too,
light and in one place.

Once saved, you can open this page without an internet connection

Runner stories and questions about Hell Creek Half & 50k

RUN TOGETHER

With runners who dream of
the same start line.

Be the first runner
Leave this room's first post

Sylvan Grove runners' room

Frequently asked questions about Hell Creek Half & 50k

FAQ
When does Hell Creek Half & 50k 2027 take place?

It takes place on Sat, August 21, 2027 in Sylvan Grove, KS, United States.

How much is the Hell Creek Half & 50k 2027 entry fee?

The main event costs $115.

What distances does Hell Creek Half & 50k 2027 offer?

Ultra.

What time does Hell Creek Half & 50k 2027 start?

The race starts at 07:30.

Where does Hell Creek Half & 50k 2027 start?

Sylvan Grove, KS.

What are the Hell Creek Half & 50k 2027 cut-off times?

Half·50K both at 5:00 PM.

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