Adult Soapbox Derby




Click HERE for 2016 Racing Results.


7th Annual Marble Falls Soapbox Classic           Adult Soapbox Derby


Historic Downtown Marble Falls, Texas

Father’s Day Weekend

June 17-19, 2016


Start Building Your Derby Car Today 

Registration is CLOSED!

NASDA Collage

Special Thanks to the 2016 Event Sponsors  

We can’t do it without your support!