Forestville is located in central Sonoma County, and is about 60 miles (97 km) north of San Francisco. According to the United States Census Bureau, the CDP has a total area of 5.3 square miles (14 km2), all of it land. Near Forestville is the confluence of the Laguna de Santa Rosa and Mark West Creek with the Russian River. South of Forestville are found the endangered Pitkin Marsh lily and White sedge. To the north are the Russian River, Steelhead Beach Park, and Mount Jackson; to the west are the Redwood forests; and to the East and South are many rolling hills on which are planted wine grape vineyards and apple orchards.