Located in Woonsocket, RI, Diamond Hill Plaza serves shoppers from across the region. Shoppers can find this Community Center at Diamond Hill Rd. & Walnut Hill Rd.. The center first opened its doors in 1970 and underwent a significant renovation in 2001. The mall spans 337,885 sqft. of leasable retail area and is home to around 23 stores. The mall offers 1,132 parking spaces for visitors.