Historical Marker
Slaters Mill
Historical marker location:
80 Paterson-Hamburg Tpk (NJ 694), Riverdale, New Jersey
( Marker is on Paterson-Hamburg Tpk (NJ 694).)
Marker installed: 1977
Circa 1850.
The oldest lighthouse in the United States, the Sandy Hook Lighthouse, is located in New Jersey. The lighthouse was built in 1764 and still functions as an aid to navigation.