Iron Mountain MTB Marathon


The Spillway Area, DeGray Lake, Arkadelphia AR

Schedule of Events


Registration is open. Enter Race Here


Friday 5/4/18  
Noon - 7:00pm Course open for Pre riding
Saturday 5/5/18  
Noon - 6:00pm Packet pick up and onsite Registration opens   [Location MAP]
noon Vendor village opens  [Location MAP]
9:00am - 7:00pm Course open for Pre riding
6:00pm Pre Race Briefing  [Location MAP]
Sunday 5/6/18
 [Location MAP]
6:00am - 30 min prior to start of division Packet Pick up   No Race Day Registration.  [Location MAP]
8:00am First wave - Pro Men/open  -  See technical guide for complete details. 
2:00pm Podium Ceremonies for Pro Men/ Pro Women - Age group podium ceremonies to follow  [Location MAP]
  View The Athlete Race Guide


Hot Springs

Bike Hot Springs

Caddo Valley




Caddo Valley





Local Hotel Listing


Places to eat locally

Caddo Valley


Iron Mt Lodge & Marina Info here

Iron Mtn. Marina Lodge
134 Iron Mountain Marina Dr.
Arkadelphia, Arkansas 71923

For reservations call:
(870) 246-4310 in state
(800) 243-3396 out of state
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   DeGray Lake State

       Park Lodge

Call Directly 501-865-5853

        Lodge website

Arkadelphia Chamber of Commerce listing of Hotels.  Most are within 5 miles of the race site.

Local Hotel listing here


Hot Springs Visitor Guide lists additional hotels with in 20 - 45 minutes of race site.

Hot Spring Hotels listing here

       Hot Springs


Special Rates:

Super 8 Motel 

The Caddo Valley Super 8 Motel is only minutes from the race site, and is offering super low rates.

Call them directly at  (870) 2465-8585 and let then know your with the Mountain Bike Marathon. 

Single king Size : $58.00 plus tax
Two full size beds: $63.00 plus tax


RV or Tent :



Iron Mountain Campground

69 campsites:

  • electricity at each site
  • sanitary waste disposal station
  • showers
  • flush toilets
  • swim beach
  • boat launch.
  • designated tent only sites
  • designated RV only sites
  • designated RV/tent combo Sites.

[Website Information]


 DeGray Lake State Park
Located 5 Miles away
For Reservations
Go online: 


 Arkadelphia Campground
Located 4 miles away
(870) 246-4922



     Bike Hot Springs



for each competitor

  • Post event Awards ceremony
  • Hot food post race
  • And More

Parking Information:

We will have individuals providing parking instructions on race morning within the Spillway Area.



                  Registration is open. Enter Here                      


Racing Categories for this event and awards:
Men Women

Bike Hot Springs

Hot Springs

Pro/Open 19+
Single Speed 17+

Pro/Open 19+
Single Speed 17+

Age Group and Single Speed National Championship awards are 5 deep.

USAC championship Jersey goes to the 1st place finisher within each of the groups listed above.




Iron Mt Man Pro/Open Prize Purse - 2018

Total Purse - $4000

Place Male Female
 1  600  600
 2  500  500
 3 400  400
4 300  300
5 200  200



 View The Athlete Race Guide


Iron Mt 50 - USAC Mt Bike Marathon National Championship May 6, 2018


Register Here


Registration is open

Pricing Dates All Pro / Open Athletes     Male / Female

Age Group Divisions or Single Speeders
Male / Female

thru 4/9 at 11:59pm CST $120 $99
4/10 thru 5/4 at 4:00pm $140 $110

On site in person registration
5/4 and 5/5
No race day registration allowed

$160 $140


Note:  All Riders must hold a current USA Cycling Mountain Bike Member for the

class they are registering within.



Rider Eligibility 

1.  Riders must be United States citizens or permanent residents . Proof of citizenship or residency is required and riders may be asked to show proof at race registration (copy of birth certificate or passport).
2.  Riders must have a current USA Cycling Mountain Bike annual license.  Riders wishing to pre-register online must have a current license at the time of registration.
3.  Riders shall compete in their ‘official’ racing age - group. A rider’s official racing age is December 31 of the current year.
4.  Riders must show photo ID or USA Cycling racing license to pick up race numbers. Only the participant can pick up race numbers your teammate/friend/manager cannot pick it up for you.


View The Athlete Race Guide


Start Loop:

The Starting line of the event is on Skyline Drive in front of the Spillway Area.  The races will proceed on Skyline drive for .85 miles, then turn right onto Hwy 7 for .6 mile then turn right onto Channel Rd.  The racer will continue on Channel road for .9 miles  and will turn right on the access drive to the Trail: Yellow Snow.  Follow Yellow Snow back to Point A, at the Spillway Trail head.  This concluded the start loop.


Printable Map of Start Loop


Printable Elevation Profile of Start loop


Main Course:

Point A is the start of the main loop.  Proceed CCW on Yellow Snow for 2.5 mile to Point B.  Turn Right on the paved road  for .3 miles to Point E.  Proceed CCW onto the Jolly Green Giant.  Proceed 2.7miles going past Points F and H to Point I.  Continue CCW onto Clockwork Orange for 3 miles to Point K  Turn Right onto Blue Bayou and go 1 mile to Point M.  Cross the Paved Rd  (point M) and continue on Blue Bayou for and additional 1.9 miles to Point N.  Turn Right onto the White Zone flowing CCW. 4.8 mile later the rider will return to Point N.  Turn Right onto Clock work Orange and follow .5 miles to Point J.  Cross Skyline drive (paved rd) and proceed to Point I on the Jolly Green Giant.  Stay right at Point I  and Follow the Jolly Green Giant for 3.5 miles passing by points H  and G.  At Point E turn right on the paved road and cross the paved river bridge and proceed .4 miles to point C.  At point C turn left onto  the Yellow Snow trail.  Follow Yellow Snow for 2 miles to Point A ( you will pass Point D on your way to Point A)  .  This is the completion of lap 1.  2 Laps are required. 


Printable Course map with legend


Down loadable GPX file of main course


Feed Zones:

  • Feed Zone #1 - Point M (12.5 miles -  on lap 1)
  • Feed Zone #2 - Point A (25 miles -  end of lap 1)
  • Feed Zone #3 - Point M ( 37.5 miles -  on lap 2)
    • Note: Feed Zones 1 and 3 are the same location
1. There will be coolers of water at all three feed zones. Riders will have to stop and fill up their own bottles or have personal support personnel.
2.  Rider will have the ability to have drop bags  delivered to feed zone #1/ 3.  Riders will be required to use the ID tags provided by the race to ID their respective drop bags.  The properly ID'd bags will be delivered to to Feed Zone #1/ 3.    The location for the athletes to drop their  bags will be disclosed in the Tech Guide and at the Pre Race meeting. 
3. Your Team staff members are welcome to go to any feed zone to support their riders.  Directions are in this tech guide.

Event Sponsors:

Caddo Valley

AR Cycling and Fitness


Bike Hot Springs

The Ride


Hot Springs

Sporty Runner