In Contra Costa County, California, the town of Danville is located in the San Ramon Valley. In California, it is one of the incorporated municipalities that uses “town” instead of “city” in its name. At the 2010 census, the population was 42,039. Danville was proclaimed “California’s safest city” in 2020.
The Regional Trail of the Iron Horse passes through Danville. First, it was a railroad that was transformed into an 80-foot (24 m) wide bike and hiking trail corridor as well as managed intersections. The trail passes through Danville, stretching from Livermore to Concord.
The Village Theatre and Art Gallery is also home to Danville, which hosts children’s theatre, shows and art discussions.
With the Las Trampas Ridge to the west and the Diablo Range to the east, Danville is located in a narrow portion of the San Ramon Valley. Danville’s most prominent landmark is the backdrop of Mount Diablo, which stands at 3,849 feet (1,173 m) to the east and provides Danville and surrounding towns and cities with a picturesque backdrop. Some of the Mount Diablo slopes are drained by Sycamore Creek and flow through Danville.
The unincorporated town of Alamo lies in the uppermost reaches of the San Ramon Valley to the north of Danville and stretches into the surrounding hills. Another wealthy suburb, San Ramon, borders Danville to the south.
The main road used by traffic in and out of town is Interstate 680, stretching down the valley to the north and south. The key thoroughfare for east-west travel is Camino Tassajara, primarily to enter the eastern subdivisions far from the interstate. Entry to the affluent gated community of Blackhawk is also given by Camino Tassajara.
The town has a total surface area of 18.0 square miles (47 km2), all of it land, according to the United States Census Bureau.