INDUSTRY · HISTORICAL MARKER
Cooper Gristmill
Industry
An original gristmill stood here circa 1788 and was owned by Elias Howell. The present gristmill was built in 1826 by Nathan Cooper. It is the only surviving structure of the industrial community of Milltown.
FIND IT
Long Valley, New Jersey
CITY · 6 STOPSExplore Long Valley, New Jersey
Hear every story as you drive
4.8 Stars · 800+ Ratings
© 2026 MainEngine