Long Pond Ironworks State Park

Long Pond Ironworks State Park

Wyanokies Region

41.141004, -74.308964

Long Pond Ironworks State Park contains the remnants of ironworks operating from 1766 to 1886, two other pre-Civil War furnaces and two waterwheels surviving to this day.  A visitors’ center and museum are on site.

The Monksville Reservoir dominates Long Pond Ironworks State Park.  Historically, Long Pond, later called Greenwood Lake, gained prominence when Peter Hasenclever directed the construction of a dam across the southern end of Long Pond to provide water power for his ironworks downstream in the Hewitt area.  Long Pond Ironworks was built in 1766 on Long Pond River, now known as the Wanaque. ...

Park Acreage:

6911.00 acres


West Millford (Hewitt area), Ringwood

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Contact Information

Web Link:

NJ DEP, Division of Parks and Forestry


(973) 962-7031



Dogs in park:

Dogs on leash

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