From Elizabeth:

From Westfield Avenue, take Galloping Hill Road.
Galloping Hill Road will turn into Boulevard in Kenilworth, and then it will turn into "Springfield Avenue through Cranford and Mountainside.
Pass Lenape Park and Nomahegan Park, and about ¹/4 of a mile before reaching Route 22, turn left onto Park Drive and proceed into Echo Lake Park.

From Staten Island:

Cross the Goethal's Bridge and follow signs to Bayway Avenue (NJ 439).
Follow Bayway Avenue and at traffic circle go ¹/2 way around and continue straight. Bayway Avenue will turn into Elmora Avenue.
Turn left onto Westfield Avenue (White Castle will be on the left).
Follow directions FROM ELIZABETH above.

From New York City (Route 22 Westbound):

Take the New Jersey Turnpike South to Exit 14.
Follow signs for Route 22 West.
Take Route 22 West approximately 8 - 10 miles to Springfield Avenue.
Take the Springfield Avenue jug handle from the right lane and follow it around,
up and over Route 22.
Take Springfield Avenue approximately ¹/4 mile and turn right onto Park Drive.
Proceed into Echo Lake Park.

From West New Jersey (Route 22 Eastbound):

Take Route 22 East into Mountainside.
Pass the Mountainside Municipal Building on the right (just past New Providence Road) and bear right toward Mountain Avenue.
At the Mountain Avenue stop sign, proceed straight into Echo Lake Park.
Follow Park Drive to the other end of the park.