Discover races, build your season, and train with a plan built for race day.
Filter by discipline or search by name and city. Click any race to see full details and register.
Trehko is built around how endurance athletes actually plan their season.
Browse 4,374 races by sport, distance, and location. Filter by BQ qualifier, prize money, or registration status. Save races to your wishlist as you plan your season.
Connect with a coach who uploads your weekly plan directly into Trehko. See workouts, coach notes, and planned vs actual metrics all in one place.
Get real-time weather for your race location, a personalized pacing calculator, and a pre-race checklist. Everything from bib pickup to the finish line.
Not just your zip code. 4,374 races across running, triathlon, cycling, and trail — filter by discipline, distance, BQ qualifier, or prize money. The most comprehensive endurance race database in the US.
Browse races →Planned vs actual, coach notes, and week-at-a-glance — all in Trehko. Your coach uploads the plan. You execute it.
Learn about coach accounts →Find athletes by discipline, see who's racing your events, and connect with your training community. Your crew is already here.
Find your crew →Race day weather, pacing calculator, gear checklist, and course info — all in one place. From bib pickup to the finish line.
Open the app →Coach your athletes where they find their races. Upload plans, track compliance, and see the data that matters — all in one place.
Start free. Upgrade when you're ready. No hidden fees, no per-athlete charges for coaches.
Early access feedback from real athletes using Trehko.
"The race detail screen is exactly what I've been looking for. Results, course profile, registration — all in one place. Found my next marathon in under two minutes."
"Finally an app that treats endurance sport seriously. The map view alone saved me hours of searching. I've already shared it with my whole training group."
"My brother and I are running a half marathon in every state. Trehko is the only tool we've found that makes planning a multi-year race calendar actually manageable."
Pay-per-registration model. Your race in front of serious athletes actively searching for their next event.
Learn MoreNo app store. No download. Runs like a native app on any device.
Join athletes across 50 states using Trehko to find races, build training plans, and show up ready on race day.