Situated in Cedar Knolls, NJ, Cedar Knolls Plaza is one of the area's prominent shopping venues. This Community Center is conveniently located at Ridgedale Ave. & Hanover Ave.. Since opening in 1972, Cedar Knolls Plaza has been refreshed with a renovation completed in 1999. The property encompasses 278,524 sqft. of gross leasable area across its 10 stores.