There are 5,342 acres with many interconnected trails, some with steep elevation changes and some more flat areas. The trails are shared by hikers, mountain bikers and horseback riders. The most common vegetation is black sage, chamise and buck brush and trees are coast live oak and bay laurel. Animals that find their home in this area are raccoons, foxes, opossums, bobcats, skunks and squirrels. There are also cattle grazing in different areas to prevent forest fires. You may see different species of hawks.
Las Trampas Wilderness Regional Preserve (San Ramon)