RunRace USA › Massachusetts › DEF Dash 5K
DEF Dash 5K
Dedham, Massachusetts · Sunday, October 4, 2026 · 5K
Official race page & registration ↗DEF Dash 5K takes place on Sunday, October 4, 2026 in Dedham, Massachusetts. The race is run over 5K. For anyone travelling in, South Boston is about 9 miles away.
It is one of 146 races on the Massachusetts calendar that October. At $30, entry is about typical for a Massachusetts 5K, where the median is $30.
- Date
- Sunday, October 4, 2026
- Location
- Dedham, Massachusetts
- Distances
- 5K
- Entry fee
- from $30
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 Dedham: check in Oct 3, out Oct 5.
Common questions
When is DEF Dash 5K?
DEF Dash 5K is scheduled for Sunday, October 4, 2026.
Where is DEF Dash 5K held?
DEF Dash 5K is held in Dedham, Massachusetts. It is about 9 miles from South Boston.
What distances does DEF Dash 5K offer?
The listed distances are 5K.
How much does DEF Dash 5K cost?
Entry is listed from $30. Check the official race page for the current price, which usually rises closer to race day.
How do I register for DEF Dash 5K?
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
- Oct 44th Annual Chris Titcomb Memorial 3.34 Mile Road RaceRehoboth, MA
- Oct 45k for JusticeJamaica Plain, MA
- Oct 46th Annual Nick's 5K Run & Fitness WalkAttleboro, MA
- Oct 4Davis Hill Dragon DashHolden, MA
- Oct 4Fall Classic 5KCambridge, MA
See every race on the Massachusetts calendar, Massachusetts 5Ks, or use the Race Finder for maps and filters.