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The Brain Foundation 5k & 10k
Fairfax Station, Virginia · Saturday, October 31, 2026 · 5K, 10K, Half Marathon
Official race page & registration ↗The Brain Foundation 5k & 10k takes place on Saturday, October 31, 2026 in Fairfax Station, Virginia. The race offers 3 distances: 5K, 10K, Half Marathon. For anyone travelling in, Arlington is about 14 miles away.
It is one of 208 races on the Virginia calendar that October.
- Date
- Saturday, October 31, 2026
- Location
- Fairfax Station, Virginia
- Distances
- 5K, 10K, Half Marathon
Listing from the 2026 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 Fairfax Station: check in Oct 30, out Nov 1.
Common questions
When is The Brain Foundation 5k & 10k?
The Brain Foundation 5k & 10k is scheduled for Saturday, October 31, 2026.
Where is The Brain Foundation 5k & 10k held?
The Brain Foundation 5k & 10k is held in Fairfax Station, Virginia. It is about 14 miles from Arlington.
What distances does The Brain Foundation 5k & 10k offer?
The listed distances are 5K, 10K, Half Marathon.
How do I register for The Brain Foundation 5k & 10k?
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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- Oct 31HALLOWEEN HYROX RACE SIMRoanoke, VA
- Oct 31I AM Woman 5KLynchburg, VA
- Oct 31Knight RunBuena Vista, VA
See every race on the Virginia calendar, all Fairfax Station races, Virginia Half Marathons, Virginia 5Ks, or use the Race Finder for maps and filters.