BicycleTrails in Walnut Creek
Lime Ridge Open Space (Walnut Creek)
This protected land has over 2700 acres of oak woodlands, grassland savannah and chaparral and is one of the largest city owned open spaces in the Bay Area. The land is home to Lime Ridge (chaparral). Mountain biking (on paved trails or dirt trails over 8 feet wide) are available in the open space. Street parking is available. There are no restrooms or drinking water.
Mt Diablo (Walnut Creek)
This mountain state park is a total of 19,000 acres of oak woodland, grassland and chaparral with knobcone, digger and Coulter pine as well as wildflowers. It has a 3,849 foot summit. There is an extensive trail system for hiking, bicycles adn horseback riding with wildlife and sandstone rock formations and small caves and fossils.