The Big 3K
About this race
The BIG 3K
Join Big Brothers Big Sisters of the Black Hills for The BIG 3K, a fun, family-friendly community walk/run that makes a BIG impact! Whether you run, walk, or cheer from the sidelines, every registration helps create and support life-changing mentoring relationships for local youth.
This event welcomes participants of all ages and fitness levels. Enjoy a scenic 3K course, community vendors, music, refreshments, and a morning dedicated to empowering young people across the Black Hills.
Every step you take helps connect more children with caring adult mentors, giving them the support, encouragement, and opportunities they need to reach their full potential.
Event Details
Date: Saturday, October 3rd, 2026
Location: Memorial Park, Rapid City, SD
Distance: 3K Who Can Participate: Everyone! Families, friends, runners, walkers, businesses, and community supporters are encouraged to join.
Register today and help us defend the potential of every child, one step at a time.
Join fellow runners on October 3, 2026 for the The Big 3K. It's a fantastic 3K featuring a flat and fast course in Rapid City.
Pick your distance
Running
The Big 3K
About Rapid City
The Big 3K takes place in Rapid City, South Dakota, United States. The local timezone is America/Denver.
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🏃 Plan Your Next Race in Rapid City
Find upcoming events by distance:
- Rapid City 5K Races Best Rapid City routes for beginners and speed work.
- Rapid City 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.
