RunRace USA › California › Lake Sonoma 100K, 50K & TS Half
Lake Sonoma 100K, 50K & TS Half
Healdsburg, California · Saturday, April 10, 2027 · 100K, 50K, Half Marathon
Official race page & registration ↗Lake Sonoma 100K, 50K & TS Half takes place on Saturday, April 10, 2027 in Healdsburg, California. The race offers 3 distances: 100K, 50K, Half Marathon. For anyone travelling in, Windsor is about 16 miles away and Santa Rosa is about 25 miles away.
It is one of 109 races on the California calendar that April.
- Date
- Saturday, April 10, 2027
- Location
- Healdsburg, California
- Distances
- 100K, 50K, Half Marathon
Listing from the 2027 race calendar, refreshed nightly. Details can change: confirm date and entry on the official race page before travelling. Spot an error? Tell us here.
Making a race weekend of it?
Stay near the start line in Healdsburg: check in Apr 9, out Apr 11.
Common questions
When is Lake Sonoma 100K, 50K & TS Half?
Lake Sonoma 100K, 50K & TS Half is scheduled for Saturday, April 10, 2027.
Where is Lake Sonoma 100K, 50K & TS Half held?
Lake Sonoma 100K, 50K & TS Half is held in Healdsburg, California. It is about 16 miles from Windsor and 25 miles from Santa Rosa.
What distances does Lake Sonoma 100K, 50K & TS Half offer?
The listed distances are 100K, 50K, Half Marathon.
How do I register for Lake Sonoma 100K, 50K & TS Half?
Registration is handled on the official race page, linked at the top of this listing. Entry can close early if the race sells out.
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See every race on the California calendar, California Half Marathons, California Ultras, or use the Race Finder for maps and filters.