From Route 23 South:

Travel Route 23 South. Once you pass the Meadtown Shopping Center, go through the next traffic light. Nissan and Ford car dealership is just before the light for Boonton Avenue (also known as Route 511); make a right.

Travel Boonton Avenue (bear left at the fork) until you see Stonybrook School on your right. If you pass Jack's Petting Farm or Weichert Real Estate ~ you passed the school.

From Route 23 North:

Take Route 80 East or West to Route 287 North. Follow Route 287 and exit at the signs for Route 23 North. Continue on Route 23 North passing through a number of traffic lights. (travel approximately two miles on Route 23) Look for the signs for a U-turn for Route 511/Boonton Avenue. Take the U-turn. A Nissan Ford car dealership is on the right-hand side (bear left at the fork) until you see Stonybrook School on your right. If you pass Jack's Petting Farm or Weichert Real Estate ~ you passed the school.