MD 490 is the designation for the short section of Union Avenue in Havre de Grace south of where MD 7 turns onto it from Revolution Street. Despite being not even half a mile in length, it is a signed route.
Copyright © 2003-2020 by David Golub. All rights reserved. The author would like to thank William Roll for contributing photographs and LC for contributing documents to this web site. You may not reproduce any text or photographs on this web site without express permission from the author. Hotlinking of images from this site is strictly prohibited. Route symbols based on graphics from Central PA/MD Roads and Wikipedia.