   a tennis court is the venue where the sport of tennis is played. it is a firm rectangular surface with a low net stretched across the center. the same surface can be used to play both doubles and singles. ==dimensions== thumb|the dimensions of a tennis court. tennis is played on a rectangular flat surface, usually of grass, clay, concrete (hard court) or a synthetic suspended court. the dimensions of a tennis court are defined and regulated by the international tennis federation (itf) governing body and are written down in the annual 'rules of tennis' document. the court is  long,  wide. its width is  for singles matches and  for doubles matches. the service line is  from the net. additional clear space around the court is needed in order for players to reach overrun balls for a total of  wide and  long. a net is stretched across the full width of the court, parallel with the baselines, dividing it into two equal ends. the net is  high at the posts, and  high in the center.rules of tennis the net posts are  outside the doubles court on each side or, for a singles net,  outside the singles court on each side. ==orientation==  a northâsouth orientation is generally desirable for outdoor courts to avoid background glare at dawn or dusk. orientation may also take into consideration other structures and features on the site, neighbouring property, vehicle and pedestrian traffic, and prevailing winds. topography of the site and efficient site utilization are other important considerations. ==types of tennis courts==  tennis is played on a variety of surfaces and each surface has its own characteristics which affect the playing style of the game. there are four main types of courts depending on the materials used for the court surface: clay courts, hard courts, [[lawn|grass
Sports_rules_and_regulations Tennis Tennis_court_surfaces