Grand Opening! Worthing is a breathtaking enclave of 18 custom-crafted estate homes on more than 32 rolling wooded acres at the border of Newtown and Radnor Townships in Delaware County. Choose from six impressive floor plans from 4,700 to over 7,500 sq. ft. Like Saybrook and The Harrison Estate, Worthing offers larger homesites, comparable classic Main Line architecture and amenities as well as the prestige and numerous benefits of Main Line living.