Cazadero is an unincorporated community and census-designated place in western Sonoma County, California, United States with a population of 420. Nearby towns include Jenner, Annapolis, Stewart's Point, Duncans Mills, Villa Grande, Rio Nido, Guerneville, Monte Rio, and The Sea Ranch. The downtown of Cazadero consists of two churches, a general store, a post office, a hardware store, an auto repair garage, private office space, and the Cazadero Volunteer Fire Department.Cazadero is the general area from the confluence of Austin Creek and the Russian River at the intersection of California State Route 116 and Cazadero Highway running north to the small town of the same name. The town is approximately 6 miles from Route 116. Cazadero Highway parallels Austin Creek which is a principal tributary of the lower Russian River. Austin Creek flows southward from two major forks through the town to the Russian River.