Here are some more hills for New Jersey that I had found online elsewhere. 
If you know of others, then please submit them via this form:
www.SledRiding.com/reportform.htmlThank you!
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NJ Bridgwater Large Concave Curved Hilltop and a long, fairly steep slope offers excellent sledding when there’s snow!
14 Vogt Drive off North Bridge Street. Behind Somerset County
Vocational Technical High School
NJ East Brunswick High Schooll 380 Cranberry Road
NJ Hamilton Twp Veterans Park Hill & Parking (Free)
NJ Hawthorne Goffle Hill Where Goffle Road and Diamond Bridge Road intersect.
NJ Howell Sled Hill a Very good sled hill—fast – near the
Howell Township Municpal Bldg Old Tavern Road
NJ Lambertville Belle Mountain Use the smaller of the hills
Valley Rd. of Rt. 29 south of Lambertville, N.J.
NJ Mountain Lake Tower Hill sled run 1500'
mtnlakes.org/~environ/sledrun.htmThe bottom of the sled run is accessible from Overlook Rd.
NJ New Hope Suicide Hill Just north of Rt. 202 above New Hope,
Pa. Hill & Parking (Free)
NJ Phillipsburg Hill at Target Dept Store This is a great sledding hill if you like them long and steep. It is the hillside that was built up for the strip mall; the hill bottom is in the valley between this
hill and the high embankments of I-78 and the Exit 3 ramp. Located at Exit 3 on Interstate 78, at the junction of Interstate 78, State Routes 22 and 173 in Greenwich Twp, NJ (just east of Phillipsburg, NJ)
NJ Washington Towship Turnersville Automall Huge hill with drainage ditch at the bottom. You can sled across it or you
can go farther to the other side and jump the concrete (over it).
Across from the Walmart and Fudrucker's
