Folsom to Auburn and Back!
November 2-3, 2024
Welcome to the Rio Del Lago Endurance Runs!
The Rio Lago 100 Mile Endurance Run Presented by Altra returns to celebrate our 23rd year! This race brings together veterans and novices alike. Whether this is your 1st or 22nd Rio 100, we are doing cartwheels to greet you in person on November 2nd!
Back again this year, is our Rio 50K Endurance Run! The 50K begins at Beal's Point with the 100 milers and traverses the first part of the Rio course. This course and distance are perfect for your first or fastest 50K! You'll be surrounded by the majestic views of Folsom along Lake Natoma and the infamous Johnny Cash Trail!
You can expect first class race management from start to finish. Well stocked aid stations, along with drop bag locations are on course. Our enthusiastic volunteers will provide inspiration and motivation on your journey from Folsom to Auburn and back.
Entry for the 50K and 100-miler includes
NorCalUltras Goody Swag Bag filled with GU Energy Products
CRAFT Technical Race Shirt
CRAFT 15% off coupon for one full priced item
Finisher Medallion
100 Mile Finisher Belt Buckle (for those finishing sub-30 hours)
100 Mile Finisher Athleisure Lightweight Pull Over
GU Nutrition on Course
B-tag timing
Bob's Breakfast Bistro
Chef Tim's Soup for the Soul
Fruit and assorted beverages
Please visit web site for detailed race information along with lodging opportunities in our host City of Folsom.
We look forward to your participation!
The NorCalUltras Team
Registration fees
Prices are inclusive of mandatory charges, items, and fees
50K Endurance Run Spots remaining: 28
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ClosedOct 30 – Dec 17
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$129.31
Holiday Pricing
Dec 18 – Feb 29 -
$162.48Now registering Mar 1 – Oct 28
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100 Mile Endurance Run Spots remaining: 188
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$376.46
RDL 2023 Special Pricing
Oct 30 – Feb 29 -
$429.95Now registering Mar 1 – Oct 28
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Cancellation Policy
Per the running industry policy, all entry fees are non-refundable & entries are non-transferable. Once we receive and accept your entry, you will not receive a refund if you cannot participate, you may not give or sell your number to anyone else, and you may not transfer your 2024 entry fee to a future race. This policy applies to all entrants and is in effect whether you are injured, have an unexpected family/business emergency, have a medical emergency, etc. If the course has to be changed or the race is cancelled due to an act of nature there are no refunds or rollovers. There are NO exceptions.
It is highly suggested that you purchase the Protection Policy.
Check out our other events!
Contact information
- Event contact
- Fit 2 Run, Inc.
- julie@norcalultras.com
- Phone
- 9167656021
- Website
- Visit website