CO Half Marathon & 10K – Beautiful Colorado Spring Running | NOCO Half Marathon & 10K Colorado Running

Friday & Saturday August 22nd-23rd, 2025

 

The NOCO Urban Ultra & Relay

Join us for the first ever running of the NOCO Urban Ultra & Relay. This long distance race takes you on a sprawling tour of Northern Colorado via the Poudre River Trail. You’ll enjoy scenic views and local amenities through Greeley, Windsor, Timnath & Fort Collins.

First-rate aid stations, abundant exchange zones and a truly epic journey make this an unforgettable running race.

This is the FIRST inaugural event!  

Important info, race notes & athlete guides will be posted here

 

The NOCO Urban Ultra & Relay Facebook Event   100% Plant Based Snacks, Drinks, Food provided by Breakaway Athletic Events

 

A collaboration race between Run.Windsor & Breakaway Athletic Events
2025 Athlete Shirt Designs – Coming Soon

2025 Finisher Medal & Bib Designs – Coming Soon 

 

 

Awesome vendor & sponsor info coming soon including stops and places to visit along the race journey!

 

 

Location, Mapping & Parking

Venue: Poudre River Trail w/Multiple Stop Points
100 Mile Start: Island Grove Area – Greeley (out and back race)  
50 Mile Start: Bellvue (point to point) 

Your athlete & race guide will be posted on this page AND emailed at least 7-10 days prior to race day. It will also include final details for parking, transportation & bag drop.

 

Course Info & Maps

All course updates, maps, routes & info can be found on the main event collaboration page HERE

  Please NOTE your race distance – 50 Mile or 100 Mile

The 100 Mile Race is a ROUND TRIP course (an OUT and BACK)
The 50 Mile Race is a ONE WAY course (POINT to POINT)
 
Flat & Fun! This run course has very little elevation gain and wide well maintained walkways. Enjoy soaring mountain views, the  Poudre River and plenty of high five opportunities.

**Athletes are responsible for knowing the course routes, layouts and directions. We do our best to adequately mark courses, provide direction and station volunteers throughout the course. We expect local vendors & sponsors to be on site and are planning to have this be a fun & friendly race. We WILL be serving food at the post race party.

***PLEASE NOTE***
  • The courses are subject to route adjustments pending permitting entities & weather. As of January 16th, 2025, they are accurate.
  • Both run courses will pass the same aid stations and there will be cups of water, snacks, fuel & electrolyte drink available. These cups are 100% biodegradable to help keep our race as “green” as possible.
  • ALL athletes have individual start times, NOT gun start times.
 

REGISTRATION

 
Registration is handled via RunSignup on NOCOURBANULTRA.com
  

To ensure you receive a correctly sized shirt & any custom race bibs/decals, please register as SOON as possible After a certain time frame we can not guarantee these item specifics, but we’ll do our best.

**Registration WILL BE available on race morning. | Please bring cash if possible to keep lines short**

Every athlete gets:
  • Event Shirt
  • Race Bib
  • Finisher Medal
  • FREE Event Photos
  • Post Race Food & Drinks
  • A Chance to Podium
  • Professional Chip Timing
  • An Awesome NOCO running experience
  • Tons of High Fives, Smiles & Crowd Support

Schedule of Events

All in-depth race info can be found on the main event collaboration page HERE
  Bib Pickup – Wednesday, Thursday, Friday & Saturday – NOTED In The Next Section
RACE DAY 100 Miler Friday August 22nd, 2025 12:00pm to 6:30pm: Race Day Bib Pick Up
3:00pm: Race Area Opens
3:30pm: Race and course briefing
4:00pm-6:00pm: Race Starts (waves & relays are staggered)


RACE DAY 50 Miler Saturday August 23rd, 2025 3:30am to 6:30am: Race Day Bib Pick Up
3:00am: Race Area Opens
3:30am: Race and course briefing
4:00am-6:00am: Race Starts (waves & relays are staggered)
CUTOFF TIMES

Bib Pickup Information

All in-depth race info can be found on the main event collaboration page HERE

  Wednesday – Thursday – Friday – Saturday: Locations & Times are Being Finalized
Location: RACE DAY: *Start area of the race*
  • Make sure you are registered. You do not need to bring documents or a printout. If you are registered, you will be in our system.
  • Bring photo ID. This is an event rule that cannot be avoided. If you are under 18, a parent or guardian must be present. Due to this rule, you cannot pick up a bib for anyone else without a copy of their photo ID. No exceptions.

Awards & Age Groups

All in-depth race info can be found on the main event collaboration page HERE

    Awards Ceremony will commence mid afternoon, pending the overall athletes remaining on the course. Athletes are encouraged to stay for the awards or have someone pick up their award.

Transfers, Deferments & Refunds

Please read our current info on this topic at the TWO links below.


FAQ – Refunds / Transfers / Deferral 
Rules & Policies

Note: This race, “NOCO Urban Ultra & Relay”, is in NO way officially associated with Greeley, Windsor, Timnath, Fort Collins, Larimer County, Weld County, CDOT or ANY of the permitting venues or entities. Specific race details may be changed or updated as we finalize this race each season.