California · 50K · 35K · 1/2 Marathon

Woodside Ramble

Woodside Ramble is a 50K, 35K, 1/2 Marathon and 10K event held in Redwood City, California. Its next confirmed date is Saturday, December 19, 2026. About 400 runners take part across all distances.

Race day
December 19, 2026
Location
Redwood City, CA
Field size
~400 runners

Race details

Date
Saturday, December 19, 2026
Distances
50K, 35K, 1/2 Marathon, 10K
Field size
About 400 runners
Course
5400 ft gain
Registration
insidetrail.com

Registration, course & weather

Start time
8:00 AM PST
Course profile — 10K
Loop course; Trail surface; 1100 ft gain (estimated from third-party elevation data)
Course profile — 50K
Loop course; Trail surface; 5400 ft gain (estimated from third-party elevation data)
Course profile — 35K
Loop course; Trail surface; 3600 ft gain (estimated from third-party elevation data)
Course profile — Half Marathon
Loop course; Trail surface; 2600 ft gain (estimated from third-party elevation data)

About the Woodside Ramble

Woodside Ramble in Redwood City, CA.

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Woodside Ramble: common questions

When is the Woodside Ramble?
The next confirmed date is Saturday, December 19, 2026.
Where is the Woodside Ramble held?
In Redwood City, California.
What distances does the Woodside Ramble offer?
50K, 35K, 1/2 Marathon and 10K.
How many people run the Woodside Ramble?
About 400 runners across all of its distances. That figure is an estimate of the field size, not an entry cap.
How do I register for the Woodside Ramble?
Registration is handled by the organiser at insidetrail.com. Entry fees, caps and deadlines are set there.
Is registration open for the Woodside Ramble?
Registration status as last checked October 16, 2026: closed.
What time does the Woodside Ramble start?
8:00 AM PST.