The BIG 3K
Rapid City, SD
Sat, Oct 3, 2026
In 38 days · Sat, Oct 3, 2026
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Saturday, October 3rd, 2026
301 N 5th Street, Rapid City SD
47–69°F · low rain risk
See last 10 years
On this date: rain 3 of the last 10 years
2025
59–92°F
dry
2024
48–63°F
dry
2023
51–68°F
rain
2022
53–65°F
dry
2021
53–78°F
dry
2020
47–64°F
dry
2019
30–56°F
dry
2018
37–70°F
dry
2017
37–58°F
rain
2016
57–72°F
rain
Best months to race in South Dakota →
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.
Event Overview
- Participants: This event welcomes participants of all ages and fitness levels.
- Course: Enjoy a scenic 3K course.
- Activities: Community vendors, music, refreshments, and a morning dedicated to empowering young people across the Black Hills.
- Impact: 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: 301 N 5th Street, Rapid City, SD
- Distance: 3K
- Who Can Participate: Everyone! Families, friends, runners, walkers, businesses, and community supporters are encouraged to join.
Registration
Register today and help us defend the potential of every child, one step at a time. For more details, visit The BIG 3K Race Page.
Course map
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