Throughout the Builth Wells hills are many great mountain biking trails with lots of climbing and radical descents. The best riding is north of town around Carneddau and south of town near Cwmowen. The national mountain biking championships have been held here. The town is located at the intersection of A470 and A483.
Overall, Builth Wells is the 62nd most popular mountain bike trail of all 93 mountain biking rides in UK.