Find out what's happening downtown for the weekend! Go to the Main Street Site Weekend Round Up! Here is your one-page summary of what's happening in downtown Cambridge over the coming weekend! Interested in Volunteering? Copyright © 2017 Cambridge Main Street, All rights reserved. Cambridge Main Street is a non-profit organization dedicated to the revitalization of historic downtown Cambridge, MD, made possible through the power of amazing entrepreneurs and volunteers! Our mailing address is: 437 Race Street Cambridge, MD 21613 www.cambridgemainstreet.com