Rio Del Lago 100 Mile Endurance Run: 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 Rio Del Lago 100 Mile Endurance Run on the app. Run Square is available on iOS and Android app stores.
2. Find Rio Del Lago 100 Mile Endurance Run on Run Square
Go to the Events Page

Open the Run Square app and tap the "Events" tab.
Search for 'Rio Del Lago 100 Mile Endurance Run'

Use the search bar to find the 'Rio Del Lago 100 Mile Endurance Run' event.
Activate Alerts & Notifications
(Available for logged-in users)
Tap the alert icon to subscribe to Rio Del Lago 100 Mile Endurance Run in-app updates. These updates will only appear on your home screen.
Maximize Your Rio Del Lago 100 Mile Endurance Run Experience
Whether you're a runner seeking a pacer for Rio Del Lago 100 Mile Endurance Run or a pacer looking to offer your support, Run Square connects you. Find experienced crew members, coordinate transportation, and discover lodging options.
Join the Rio Del Lago 100 Mile Endurance Run 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 Rio Del Lago 100 Mile Endurance Run

Rio Del Lago 100 Miler begins at beautiful Beal’s Point, Folsom Lake State Recreation Area in the Sierra-Nevada Foothills. With Folsom Lake as the sparkling back drop, you’ll traverse oak woodland and meadows, over bridges and creeks, up and down switchbacks and along the most spectacular trails in the area. This scenic 100-mile foot race combines two of The Best trail races in Northern California: American River 50 and Way Too Cool 50K. The 100-mile course includes a variety of terrains that novice and veteran runners alike will enjoy. Pacers can ONLY join a runner at the Overlook on the outbound (mile 45.22), Cool Fire Station (mile 69.13) on the inbound/return, the Overlook on the inbound/return (mile 76.83) and also at Rattlesnake Bar (mile 86.01). You may have more than one pacer to help you get to the finish line, but runners may be accompanied by no more than one pacer at a time. Pacers can only be on foot.
More info about Rio Del Lago 100 Mile Endurance Run