A polo field is as big as 11 foot ball ground. Total area covered is 12 acres . If the field is boarded then its 160 yard by 300 yard . A non boarded field is 300 by 200 yard. The boards mentioned here are along both the longer sides and are not supposed to be higher than .27 meters. Goal posts are 8 yard wide and at least 3 meter high, made of collapsible material so that it doesn't injure the horse or player , if they end up colliding in exuberance of scoring or saving .