DEF Dash 5K
DEF Dash 5K is a 5K race in Boston, MA, held on Sun, Oct 4, 2026 at Barnes Memorial Park , with entry from $30. DEF Dash 5K takes place on October 4, 2026 in Dedham, MA, with 5K on the schedule. Full details and registration are on the organizer's page.
| Date | Sun, Oct 4, 2026 |
| Distances | 5K |
| Venue | Barnes Memorial Park |
| Address | Barnes Memorial Park, Dedham, MA |
| Entry | From $30 |
| Registration | Register for DEF Dash 5K |
Map location is approximate — confirm the start line with the organizer.
Listing updated Sun, Jul 26, 2026. Organize this race? Submit an update. Listing details via the organizer's page.
Racing Boston? Get the drop.
Races like DEF Dash 5K sell out — get new Boston races twice a month plus price-jump warnings.
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