Fat Tire 40

It’s on – the Fat Tire 40 returns with the same epic 40 + mile course on legendary Crested Butte singletrack. If single track riding is your thing, look no further!

Pre-Race Packet Pick Up & Registration


9-5pm Chamber of Commerce (601 Elk Ave) 4-way

7pm Majestic Theatre (507 Red Lady Ave)


9-5pm Chamber of Commerce (601 Elk Ave) 4-way

5:30-7pm Parking Lot, 1st Street and Elk Ave.


6-7am Center for the Arts parking lot, Town Park

The Route:


  • Neutral start (Police escort) from the Center up Whiterock to 1st Street, North on 1st, East on Elk Avenue to Gothic Road
  • Up Gothic Road towards Mt. CB – Race start after crossing Wash Gulch Road turnoff – Police car will speed up here.
  • Gothic Road to Hunter Hill Road (Mt. CB) Summit Road to the Upper Loop Trailhead
  • Upper Loop to Upper Decker to Upper Upper Loop to Brush Creek Road
  • Brush Creek Road (738.2a) to Strand Hill Climb
  • Strand Hill Singletrack (#556)
  • #556 to Canal Trail #408
  • #408 (Canal) to Brush Creek Road (738.2a)
  • Brush Creek Road to Deer Creek Trail (#568)
  • Deer Creek Trail to Gothic Road (#317)
  • Gothic Road to Meander (CBMR/Snodgrass TH)
  • Meander Trail West Side Trail – ½ mile of road in between the two
  • West Side Trail to San Moritz Trail
  • San Moritz Trail to Upper Loop for 2nd time
  • Upper Loop to Tony’s Trail
  • Down Tony’s to Town
  • Left at first alley (dirt) over cattle guard on Elk Ave on East edge of Town
  • South on alley to Belleview
  • Right on Belleview
  • Right on 7th Street into Finish Line at Yelenik Pavilion

Directions, Parking and Shuttles

The start and finish will take place in the Crested Butte Town Park

From Denver- From Denver International Airport, take interstate 70 west, exit to highway 470 west, highway 285 south to Fairplay then Poncha Springs, highway 50 west to Gunnison, then highway 135 north into Crested Butte.

From Montrose- Take highway 50 east to Gunnison, then highway 135 north into Crested Butte

Parking There is a free parking lot located at the CBMR base area.  Turn right off of Gothic rd/135 on Emmons Rd. and look to your right.  It is a dirt parking lot.


There are buses that go between Crested Butte and Mt. Crested Butte every 20 minutes. Plan accordingly, don’t be late!!

Every 20 minutes from 7:35 AM to 9:35 PM



Old Town Hall :15, :35, :55

7:35 AM

9:35 PM

6th & Belleview :00, :20, :40

7:40 AM

9:40 PM

4 Way Stop :01, :21, :41

7:41 AM

9:41 PM


Neutral Start

There will be a neutral start at out of Crested Butte Town Park at 8:00 AM.

Aid Stations

There will be two aid stations fully stocked with water, energy bars and Acli-mate. Please note, you will have to fill up your own water bottle.

  • Aid station #1 (mile 19.5) – Canal Trail at Brush Creek Road
  • Aid Station #2 (mile 32) – End of Deer Creek at Gothic Road

Key Times

  • Race Start: 8:00 AM, Crested Butte Town Park
  • Awards and Finish Party: 3:30 PM(ish), Crested Butte Town Park

Awards & Beer

Oskar Blues will be serving up some awesome beer, so come hang out, soak up the sun and enjoy a cold one!  We will start the awards as close to 3:30pm pm as possible and they’ll take place at Crested Butte Town Park. We will be grilling food all afternoon for race participants.