Between 2006 and 2014, approximately $1.17 billion in federal funding was spent on charter schools that either never opened or that opened and are no longer in operation. In total, 43 states received a federal charter school grant to open or expand 4,829 charter schools. Of that group, 37%, or 1,777 charter schools, closed. About 11% of charter schools that received funding never opened. The largest proportion of failed subgrantee charter schools was in Iowa and Kansas. In Iowa, 11 charter schools received grants, and 10 failed, a 90% failure rate. Expenditures on the failed Iowa schools . . .