
From the Organizer
Events
Race Location
Your Next Start Line
Every finish line starts with a single decision. Claim your spot at Valentine's Day Run 5K/10K/13.1 DENVER/AURORA, put it on the calendar, and turn “someday” into a start date.
233
Days to train
Coming Up
BRR All-Comers Summer Track & Field Series #2
The Four Legged 5k
Before The Fourth 5k
Denver Pride 5K
From Endurance Grid
Endurance Grid is here to help you understand the sport, decide if it’s the right fit, and learn how to prepare. For course distances, logistics, and race-day specifics, always defer to the race organizer’s event page.
With running, there's a distance for every fitness level, a community at every start line, and nothing beats the feeling of crossing a finish line you trained for.
Running is an endurance sport that rewards consistency, and showing up every week compounds in ways that will surprise you.
From 5K to marathon, running races are an accessible entry point into endurance sport. There's a distance for every fitness level and a community at every start line.
Frequently Asked Questions (FAQs)
Valentine's Day Run 5K/10K/13.1 DENVER/AURORA
Feb 13, 2027