RunRace USA › Massachusetts › 2026 Backyard Ultra
2026 Backyard Ultra
Princeton, Massachusetts · Saturday, September 26, 2026 · Timed
Official race page & registration ↗2026 Backyard Ultra takes place on Saturday, September 26, 2026 in Princeton, Massachusetts. The race is run over Timed. For anyone travelling in, Holden is about 7 miles away and Worcester is about 14 miles away.
It is one of 158 races on the Massachusetts calendar that September. At $25, entry sits below the $49 median for a US ultra.
- Date
- Saturday, September 26, 2026
- Location
- Princeton, Massachusetts
- Distances
- Timed
- Entry fee
- from $25
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 Princeton: check in Sep 25, out Sep 27.
Common questions
When is 2026 Backyard Ultra?
2026 Backyard Ultra is scheduled for Saturday, September 26, 2026.
Where is 2026 Backyard Ultra held?
2026 Backyard Ultra is held in Princeton, Massachusetts. It is about 7 miles from Holden and 14 miles from Worcester.
What distances does 2026 Backyard Ultra offer?
The listed distances are Timed.
How much does 2026 Backyard Ultra cost?
Entry is listed from $25. Check the official race page for the current price, which usually rises closer to race day.
How do I register for 2026 Backyard Ultra?
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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- Sep 262026 Mission Hill Road RaceBoston, MA
- Sep 262026 Run for a BeerGardner, MA
See every race on the Massachusetts calendar, Massachusetts Ultras, or use the Race Finder for maps and filters.