2021 - Seacoast Cancer 5K Run/Walk
2021 distances
Running
5K Champion
Register today to support the Seacoast Cancer Center and participate in the Seacoast Cancer 5K!
5K Crusader
Register today to support the Seacoast Cancer Center and participate in the Seacoast Cancer 5K! You will receive the 2021 Official Race Tee with your purchase.
Virtual 5K Champion
Register today to support the Seacoast Cancer Center and participate in the Seacoast Cancer 5K Virtually!
Virtual 5K Crusader
Register today to support the Seacoast Cancer Center and participate in the Seacoast Cancer 5K Virtually! You will receive the 2021 Official Race Tee with your purchase.
Virtual Dover Course from 2018-19
Virtual Dover Course from 2017
Virtual Portsmouth Course
Virtual Rochester Course
Virtual Durham Course
Virtual York Course
Race Anywhere
Race date Weather
Conditions on September 18, 2021 — historical Open-Meteo data.
About Portsmouth
Seacoast Cancer 5K Run/Walk takes place in Portsmouth, New Hampshire, United States. The local timezone is America/New_York.
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🏃 Plan Your Next Race in Portsmouth
Find upcoming events by distance:
- Portsmouth 5K Races Best Portsmouth routes for beginners and speed work.
- Portsmouth Running Calendar 2026 See all upcoming race dates.
Race information has been sourced from the event's official website and other publicly available resources. For the most up-to-date details, please refer to the official website directly. If you notice any incorrect or missing information, don't hesitate to reach out to us by email.