Near Oakland in the Potomac-Garrett State Forest, the Garrett Trail System has 9 miles of trails and logging roads through dense oak, cherry and maple forests that are open to dirt biking.
The 9 mile Garrett Trail System starts in Herrington Manor State Park. On the trail map, the dashed red line indicates 5.5 mile Swallow Falls/Herrington Manor Trail (horseback riding not allowed, but hiking, x-country skiing & biking permitted). The blue dashed line indicates Snaggy Mountain Road multi-use trail. The solid red line indicates Garrett Trail (no ATVs).
Overall, Garrett Trail Riding System is the 11th most popular dirt bike trail of all 13 dirt biking rides in Maryland.