The Estates of Valleydale is a unique subdivision in Medicine Hat. The Estates of Valleydale is a unique subdivision in Medicine Hat. Fully serviced building lots are now available to purchase. Conveniently located at Greenwood Court in Harlow, within close proximity to the Saskatchewan River and beautiful riverside parks. Just moments away from the hospital and minutes away from our historical downtown. Valleydale provides a mature community feel with the luxury of your own custom built home. GST is not included in price. MLS# 10660.