May 17, 2025
FRIDAY (16th) - Expo
SATURDAY (17th) - Colfax Marathon Expo & Colfax 5K
SUNDAY (18th) - All Other Races
Denver, CO
Races: Marathon, Half Marathon, Urban 10 Miler, Marathon Relay, Colfax 5k,

More Run Details
Contact
Tami Anderson
Tami@alsrockymountain.org
303-832-2322
Find a Runner Find a Team Event Info

Why We Run

Research
Advocacy
Community

Register for This Event

Colfax FAQ

Find answers to all of your questions about registering, fundraising and more.
View FAQ

Leaderboard

Top Participants
  1 -  $5,000 Raised Milestone Mike Weiner ($8,166.00)
  2 -  $1,000 Raised Milestone Kevin Weigel ($1,919.26)
  3 -  $1,000 Raised Milestone I Made a Difference! Brendan McGill ($1,897.50)
  4 -  $1,000 Raised Milestone I Made a Difference! Madeline Shands ($1,029.00)
  5 -  $500 Raised Milestone I Made a Difference! Sydney Glavin ($756.75)
  6 -  $500 Raised Milestone Katie Congrove ($721.00)
  7 -  $500 Raised Milestone I Made a Difference! Mitch Lewis ($557.03)
  8 -  $500 Raised Milestone I Made a Difference! Shantay Marcos ($536.50)
  9 -  $500 Raised Milestone Ellen Beverly ($532.60)
  10 -  $500 Raised Milestone I Made a Difference! Liz Doan ($532.50)
  11 -  $500 Raised Milestone Daisy Serrano Soto ($527.20)
  12 -  $500 Raised Milestone I Made a Difference! Kristina Bruton ($500.00)
  13 -  $500 Raised Milestone I Made a Difference! Brian Bradford ($500.00)
  14 -  $100 Raised Milestone Isabelle Starr ($423.51)
  15 -  $100 Raised Milestone I Made a Difference! Cole Conger ($252.39)
  16 -  $100 Raised Milestone I Made a Difference! Chance Potter ($203.04)
  17 -  $100 Raised Milestone I Made a Difference! Karen Castillo ($150.00)
  18 -  $100 Raised Milestone John Cieraszynski ($150.00)
  19 -  $100 Raised Milestone I Made a Difference! Shelley Herron ($150.00)
  20 -  I Made a Difference! Michael Anderson ($35.75)
Top Teams
  1 -  ALS Awareness ($10,788.30)
  2 -  Team Debbie Jean Brown ($1,897.50)
  3 -  Team Beverly ($1,089.63)
  4 -  BrightStar Care of Northern CO ($1,063.70)
  5 -  Team GinBug ($906.75)
View More View Less