RunRace USA › Pennsylvania › MontCo Backyard Ultra
MontCo Backyard Ultra
Conshohocken, Pennsylvania · Saturday, December 5, 2026 · Timed
Official race page & registration ↗MontCo Backyard Ultra takes place on Saturday, December 5, 2026 in Conshohocken, Pennsylvania. The race is run over Timed. For anyone travelling in, Radnor is about 4 miles away and Philadelphia is about 11 miles away.
It is one of 75 races on the Pennsylvania calendar that December.
- Date
- Saturday, December 5, 2026
- Location
- Conshohocken, Pennsylvania
- Distances
- Timed
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 Conshohocken: check in Dec 4, out Dec 6.
Common questions
When is MontCo Backyard Ultra?
MontCo Backyard Ultra is scheduled for Saturday, December 5, 2026.
Where is MontCo Backyard Ultra held?
MontCo Backyard Ultra is held in Conshohocken, Pennsylvania. It is about 4 miles from Radnor and 11 miles from Philadelphia.
What distances does MontCo Backyard Ultra offer?
The listed distances are Timed.
How do I register for MontCo 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.
More races nearby
Within about 60 miles, ordered by approximate straight-line distance between listed locations.
- Nov 26Greater Philadelphia YMCA Gobble Wobble 5KConshohocken, PA
- Dec 31Virtual Migraine Support and Community Group - 2026Lafayette Hill, PA
- Nov 265k/1 mile Turkey Trot at Union League Liberty HillLafayette Hill, PA
- Nov 14Paws to the Rescue 5KLafayette Hill, PA
- Nov 8Forbidden Run FestPhiladelphia, PA
See every race on the Pennsylvania calendar, Pennsylvania Ultras, or use the Race Finder for maps and filters.