Hardrock 100: Find Pacer & Crew on Run Square
1. Get the app on the Apple App Store and Google Play Store
Find pacer, crew, and connect with runners for Hardrock 100 on the app. Run Square is available on iOS and Android app stores.
2. Find Hardrock 100 on Run Square
Go to the Events Page

Open the Run Square app and tap the "Events" tab.
Search for 'Hardrock 100'

Use the search bar to find the 'Hardrock 100' event.
Activate Alerts & Notifications
(Available for logged-in users)
Hardrock 100
Tap the alert icon to subscribe to Hardrock 100 in-app updates. These updates will only appear on your home screen.
💡 For real-time alerts on your device, don't forget to activate push notifications in your account settings.
Maximize Your Hardrock 100 Experience
Whether you're a runner seeking a pacer for Hardrock 100 or a pacer looking to offer your support, Run Square connects you. Find experienced crew members, coordinate transportation, and discover lodging options.
Join the Hardrock 100 community and make your race experience exceptional.
- Runners: Request pacer assistance.
- Pacers: Register to offer pacing services.
- Find experienced crew members.
- Coordinate ride-sharing and travel.
- Discover shared lodging options.
- Connect with fellow runners for mutual support.
- ...
About Hardrock 100

Fri, Jul 11, 2025 • Silverton, CO
The Hardrock Hundred Mile Endurance Run is an ultramarathon of 102.5 miles in length, plus 33,197 feet of climb and 33,197 feet of descent for a total elevation change of 66,394 feet, at an average elevation of over 11,000 feet. The run is held on a loop course on 4WD roads, dirt trails, and cross country in Southern Colorado's San Juan Range, USA. In 2025, the run will be in the counter-clockwise direction. Runners may have only one pacer on course with them at a time. Pacers may meet their runners at crew access aid stations only.
More info about Hardrock 100
The Hardrock Hundred Mile Endurance Run is an ultramarathon of 102.5 miles in length, plus 33,197 feet of climb and 33,197 feet of descent for a total elevation change of 66,394 feet, at an average elevation of over 11,000 feet. The run is held on a loop course on 4WD roads, dirt trails, and cross country in Southern Colorado's San Juan Range, USA. In 2025, the run will be in the counter-clockwise direction. Runners may have only one pacer on course with them at a time. Pacers may meet their runners at crew access aid stations only.
More info about Hardrock 100