The best public-school district in every state

School-ranking website Niche rated the best public school districts in every US state.To determine the best school districts in each state, Niche gave a letter grade to factors like academics, teachers, health and safety, and diversity.The best school district in America was Jericho Union Free School District in Jericho, New York.Visit Business Insider's homepage for more stories.There are 10,758 public school districts in the United States, making up 18,841 high schools, 23,783 middle schools, and 50,486 elementary schools.School-ranking website Niche based its rankings on several factors, among them academics, teachers, health and safety, and diversity. Jericho Union Free School District in Jericho, New York, topped the list, making it the best school district in America.While most states have a network of school districts for their residents, Hawaii is the only one to have a single district, the Hawaii Department of Education, for its 181,122 students and 348 schools.Here are the best school districts in every US state.