Chester Township, Morris County, NJ


00.0 US Route 80
59.? Exit 27A for Route 206s
8.1 right onto Route 513 (sign for Hacklebarney State Park)
1.2 left park entrance

The park, to the south, joins to Black River County Park.


Nathan Cooper came to the area from East Hampton, Long Island. (He had married Mary Miller in 1717. His children were Mary and Nathan.)

His son, Nathan Cooper Jr., builds a small frame farmhouse on Route 24.

1767  --  Isiah Younglove builds a mill where the newer, present Cooper Mill now stands. 

1802  -- Nathan A. Cooper (later General Cooper), son of Abram Cooper, born.  His sons were Abram W. and Nathan Jr.

1825  -- Nathan A. Cooper's uncle, Nathan Cooper, buys the Milltown property with a mill dam, a grist mill and saw mill.

1826  --  Uncle Nathan builds a new mill (the one still standing today) to replace the Younglove mill that burned.  The new mill would serve the local community of Chester, New Jersey. The mill ground wheat, corn, and other grains.

Nathan A. Cooper inherits the holdings of his uncle at Milltown.

sometime before 1853  -- Nathan A. Cooper builds the first store at Milltown.

1860  -- General Nathan A. Cooper builds the third Cooper home, this  one on the Mendham road.

1879  -- General Nathan A. Cooper dies.

1963  -- the property was purchased by the Morris County Park Commission.

1978  -- the park opens.

Just northeast of the mill is the Abram Cooper house, now housing historical exhibits on the village of Milltown.  Abram Cooper built the house. 


The mill is open weekends, May to October, 10-5 p.m.

Dr. Patrick L. Cooney

Fagus grandifolia (American beech)
Rhus sp. (sumac)
Tsuga canadensis (eastern hemlock)

Lindera benzoin (spicebush) 4/05/00
Lonicera morrowii (Morrow's honeysuckle)
Rubus occidentalis (black raspberry)

Alliaria petiolata (garlic mustard)
Convallaria majalis (lily of the valley)
Hemerocallis fulva (tawny day lily)
Polygonum cuspidatum (Japanese knotweed)
Symplocarpus foetidus (skunk cabbage)