Colorado · 5K · 1K

Unicorn 5k (North)

Unicorn 5k (North) is a 5K and 1K event held in Thornton, Colorado. Its next confirmed date is Saturday, June 19, 2027. About 2,560 runners take part across all distances.

Race day
June 19, 2027
Location
Thornton, CO
Field size
~2,560 runners

Race details

Date
Saturday, June 19, 2027
Distances
5K, 1K
Field size
About 2,560 runners
Registration
runsignup.com

Registration, course & weather

Registration status
Open
Start time
8:00 AM MDT
Course profile
Lollipop course (a loop with an out-and-back section); Mostly road, some trail

About the Unicorn 5k (North)

Ready to get off the sofa and gallop around Thornton with some friends? Yeah, you are! Come frolic with us at the Unicorn Runner 5k in Thornton to kick off your summer! You'll earn a sweet tee shirt and a flashy unicorn finisher medal! It's a 5k distance for all, and whether you walk, trot, canter or gallop, we'll be happy to see you! This event also features a shorter saunter for those not quite ready to enjoy a full 5k! The untimed 3/4 mile run is long enough to get your heart rate up and be …

More 5Ks in Colorado

Coming up next, by confirmed date.

More races in Thornton

More upcoming races in Colorado

Keep exploring

Guides from the RaceRove blog

Unicorn 5k (North): common questions

When is the Unicorn 5k (North)?
The next confirmed date is Saturday, June 19, 2027.
Where is the Unicorn 5k (North) held?
In Thornton, Colorado.
What distances does the Unicorn 5k (North) offer?
5K and 1K.
How many people run the Unicorn 5k (North)?
About 2,560 runners across all of its distances. That figure is an estimate of the field size, not an entry cap.
How do I register for the Unicorn 5k (North)?
Registration is handled by the organiser at runsignup.com. Entry fees, caps and deadlines are set there.
Is registration open for the Unicorn 5k (North)?
Yes — registration is open. Listed fee for the longest distance, $44 (from runsignup.com, checked October 30, 2026).
What time does the Unicorn 5k (North) start?
8:00 AM MDT.
What is the course like at the Unicorn 5k (North)?
Lollipop course (a loop with an out-and-back section); Mostly road, some trail.