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