Yass Valley Council have installed many ReplasĀ 100mm x 100mm bollards and also 125mm x 125mm bollards, to separate the road from the parks within the area. Yass Valley has a population of 13,135 and comprises the town of Yass and villages of Binalong, Bookham, Bowning, Gundaroo, Murrumbateman, Sutton and Wee Jasper.