Qualla: Nathan Cooper Gristmill

Nathan Cooper Gristmill: Introduction

Sat, 28 Mar 2026 00:00:00 GMT

Photo credit Jared Kofsky, CC BY-SA 3.0. Ten tons of grain a day. That was the capacity of the mill that Nathan Cooper built on the Black River in 1826, and the number tells you something about the ambitions of a retired Revolutionary War general who looked at a burned-out mill site in Morris County and saw an industrial operation. Cooper was 74 years old when he purchased the 4.5 acres along New Jersey Route 24 in Chester Township for $750. The parcel came with a milldam, a sawmill, an old gristmill, and a wooden water wheel -- remnants of an earlier mill built in the 1760s. What Cooper constructed in their place still stands: a four-story random fieldstone building that anchored the economy of an entire community for nearly a century.

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Image: Jared Kofsky | CC BY-SA 3.0

Nathan Cooper Gristmill: Oliver Evans on the Black River

Sat, 28 Mar 2026 00:00:00 GMT

Photo credit Jared Kofsky, CC BY-SA 3.0. Cooper's 1826 mill was no rustic operation. Inside the fieldstone walls, four sets of millstones connected by elevators to grain cleaners and flour sifters -- a system incorporating the designs of Oliver Evans, the American inventor who had revolutionized milling with his automat...

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Image: Jared Kofsky | CC BY-SA 3.0

Nathan Cooper Gristmill: Milltown's Main Street

Sat, 28 Mar 2026 00:00:00 GMT

Photo credit Zeete, CC BY-SA 4.0. By the 1880s, the settlement that grew around the mill had earned the name Milltown, and the Cooper operation sat at the center of a bustling commercial strip. Main Street hosted a blacksmith shop, a general store, a tavern, and the Mountain Spring Distillery alongside a cider mi...

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Image: Zeete | CC BY-SA 4.0

Nathan Cooper Gristmill: The Wheels Stop Turning

Sat, 28 Mar 2026 00:00:00 GMT

Photo credit Zeete, CC BY-SA 4.0. The mill ground its last commercial flour in 1913, closing out nearly nine decades of continuous operation. But the building survived where so many others did not. The Morris County Park Commission acquired the mill and its surrounding 14 acres in 1973 and has operated it as a hi...

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Image: Zeete | CC BY-SA 4.0

Nathan Cooper Gristmill: Stone and Water

Sat, 28 Mar 2026 00:00:00 GMT

Photo credit Jared Kofsky, CC BY-SA 3.0. The Black River slides past the mill's foundation as it has for two centuries, indifferent to the shift from industry to education. The fieldstone walls -- random, uncut, hauled from local quarries and streambeds -- give the building a texture that brick and clapboard mills lack,...

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Image: Jared Kofsky | CC BY-SA 3.0