Therwil has 2 tennis clubs with 11 courts in total. The largest is TC Leimental with 6 courts. All clubs in Therwil play outdoors, so the season typically runs from spring to autumn. The most common surface is clay, with 11 courts across the city. 1 club offers online court booking. Scroll down for the full list, with each club's surfaces, courts and contact details, and find the one that fits how you like to play.