The 2018 ADAC TCR Germany Touring Car Championship will be the third season of touring car racing to be run by the German-based sanctioning body ADAC to the TCR regulations. The series will run predominantly in ADAC's home nation Germany. As a support category to the ADAC GT Masters series, the championship will also take in races in the neighbouring nations of Austria, the Netherlands and the Czech Republic.
Josh Files will be the defending Drivers' champion, while Target Competition will the defending Teams' champions.