California · 50K · 50 Miler · 4.5 Miles
Ruth Anderson Memorial Endurance Run
Ruth Anderson Memorial Endurance Run is a 50K, 50 Miler and 4.5 Miles event held in San Francisco, California. Its next confirmed date is Saturday, October 10, 2026.
- Race day
- October 10, 2026
- Location
- San Francisco, CA
Race details
- Date
- Saturday, October 10, 2026
- Location
- San Francisco, California
- Distances
- 50K, 50 Miler, 4.5 Miles
- Registration
- runsignup.com
- Official website
- ultrasignup.com
About the Ruth Anderson Memorial Endurance Run
The course is a 4.5 mi loop around Lake Merced.
More races in San Francisco
-
RunThrough San Francisco at Crissy Field 5k, 100k & Half MarathonSan Francisco, CAHalf Marathon10K5K
More upcoming races in California
-
Scena Performance Series PassesBerkeley, CAScena SlamMonsters of the East BayRidge Trail RompPinch to Grown and Inch
Keep exploring
Guides from the RaceRove blog
- 8 min read How to Choose the Best Half Marathon for a PR, Racecation or 50-State Challenge The best half marathon depends on what you want from it. How to choose a course for a personal record, a race worth travelling for, or an efficient stop on a 50-state challenge.
- 7 min read How to Find a 5K, 10K, Half Marathon or Marathon Near You A practical way to find running races near you: pick a distance, decide how far you'll travel, read the listing properly and confirm the details before you register.
- 9 min read How to Run a Race in All 50 States How to plan a 50-state running challenge: set your own rules, group states into trips, build a calendar around the seasons, budget for it and keep track of every finish.
- Blog All guides Planning advice for finding, choosing and travelling to races.
Ruth Anderson Memorial Endurance Run: common questions
- When is the Ruth Anderson Memorial Endurance Run?
- The next confirmed date is Saturday, October 10, 2026.
- Where is the Ruth Anderson Memorial Endurance Run held?
- In San Francisco, California.
- What distances does the Ruth Anderson Memorial Endurance Run offer?
- 50K, 50 Miler and 4.5 Miles.
- How do I register for the Ruth Anderson Memorial Endurance Run?
- Registration is handled by the organiser at runsignup.com. Entry fees, caps and deadlines are set there.
Plan this race in RaceRove
Save it to your plan, compare it with other races, check typical race-day weather and track your 50-state progress in the interactive app.