Hayes Family Auto, Inc., in Watertown, WI, is the leading auto sales company serving all of Oconomowoc, Waukesha, Jefferson, and Dodge Counties since 2006. We offer pre-owned auto sales. We specialize in used cars between $5,000 and $20,000, and we offer a 3 month, 3,000 mile warranty. Hayes Family Auto serves Watertown, Oconomowoc and Beaver Dam, as well as the surrounding communities. As a family owned and community focused business, Hayes Family Auto, Inc., in Watertown is the place to go for your used car needs!