It is centrally located within the southern Highlands, positioned almost equidistantly from the Kittatinny Valley in the west and the Piedmont plateau in the east.

[4] The community of Schooley's Mountain is on top and in the middle of the ridge, which rises about 400 to 800 feet (120 to 240 m) above the surrounding valley.

General George Washington noted in his diary that he considered the route from "Dutch Valley to Schooley's Mountain a hazardous and round about thoroughfare.

"[citation needed] While much of the flatter terrain on the ridge has been cultivated or, more recently, developed for residential housing, much of Schooley's Mountain is still wooded.

The Electric Brook runs from Lake George over several waterfalls in the park before it reaches the south branch of the Raritan River.