Before you buy your home in sullivan County, in or rent that sullivan County apartment, check out the local schools in your new sullivan County, Indiana neighborhood. Our school finder includes public and private elementary schools, middle schools and high schools, as well as colleges and universities in sullivan County. Here you can find important information about sullivan County schools such as addresses, enrollment, staffing and student demographics. sullivan County, Indiana school information made easy with AOL Real Estate. Start browsing sullivan County cities/towns today by clicking one of the links below.