Located in South Plainfield, NJ, Hadley Center serves shoppers from across the region. Shoppers can find this Power Center at Rt. 287 & Stelton Rd.. Since opening in 1985, Hadley Center has been refreshed with a renovation completed in 1995. The mall spans 542,544 sqft. of leasable retail area and is home to around 40 stores. The mall offers 3,029 parking spaces for visitors.