North of Dillion, this mountain bike ride is a nice 21 mile out & back on a dirt road through the Williams Fork Mountains above 10,000. The rolling ridgetop route provides vistas into the Gore Range. To reach the mountain biking trailhead from Dillion, head north on SR9 for 25 miles. About a mile past the Green Mountain Reservoir, turn right heading east on Williams Peak Road for six miles and park at 3 way junction. Continue riding south on road past grassy slopes and aspen groves. Turn around at Williams Peak.
Overall, Williams Peak is the 60th most popular mountain bike trail of all 175 mountain biking rides in Colorado.