BIB 98885KOpen
San Francisco, CA
Run for Breast Cancer 5K/10K/13.1 SAN FRANCISCO
5K Registration · 10K Registration · 13.1 Half-Marathon Registration
Enter Race HQRace Overview
Official / Imported Race InformationZoom San Francisco
Mar 12, 2027, 4:00 PM
San Francisco · CA
5K · 10K · Half Marathon · 5K (12 yo & under) · 5K (13 - 17 yo) · 10K (12 yo & under) · 10K (13 - 17 yo) · Kid's Run (6yo & younger, 50yd dash) - Free! · Coastal Testing
8bitrun.com Community
Who's Running?
0Interested0Registered0Completed
Sign in to join this raceStart the race conversation.
Ask about training, travel, pacing, or race day.
Race Intelligence
Runner Guide
Practical knowledge from runners—not official organizer instructions.
Community information may change. Confirm critical race-day details with the official organizer.
More Races
Keep Exploring
More Races Nearby
BIB 84815KOpen
San Francisco, CA
Sloth Run 5K/10K/13.1 SAN FRANCISCO
5K Registration · 10K Registration · 13.1 Half-Marathon Registration
Enter Race HQBIB 57665KOpen
San Francisco, CA
DSE 60th Anniversary 5k
5k: Members · 5k: Non-Members · 5k: Kids 12 & under
Enter Race HQSimilar Races
BIB 63815KOpen
Oakland, CA
We Run Oakland: For Our Children 2026
Child 5K (5-10) - InPerson · Youth 5K (11 to 18) - InPerson · Adult 5K (19 and older) - InPerson
Enter Race HQBIB 42865KOpen
Victorville, CA
Dream Big 5k
Dream Big 5k · Dream Big Mini K (For Children 12 and Under Only)
Enter Race HQBIB 84095KOpen
Compton, CA
Compton Run Club 5k for $5k
Compton Run Club 5k for $5k · Compton Run Club 5k for $5k (Virtual)
Enter Race HQ