5K Races in Portsmouth, New Hampshire 2026 — MyNextRace

There are 2 5K races in Portsmouth, New Hampshire in 2026. The next is the Seacoast Cancer 5K Run/Walk on September 20.

Sun, Sep 20 · Portsmouth, NH Portsmouth

Virtual 1 Mile Walking Loop5K Virtual Run/Walk5K Run/Walk

From $30 Open

Sun, Sep 27 · Portsmouth, NH Portsmouth

Virtual 5K Run & Walk - Adult5K Run & Walk - Youth (under 14)5K Run & Walk - SAPPHIRE STAR (supports Patient Grants) +3

From $30 Open

5K Races in Portsmouth, New Hampshire