Document Number: 11055Selected Statistics from the Common Core of Data: School Year 2011-12 First Look - Presents findings on the numbers and types of public elementary and secondary schools in the United States and other jurisdictions. Of 98,328 operating schools in the school year 2011-12, 1,517 new ones opened and 1,840 closed. The number of teachers, 3.1 million, remained the same as 2010-11, as did the average pupil-teacher ratio of 16 to 1. California had the high at 23.4 to 1; Vermont was lowest at 10.7 to 1. More schools were in rural locations than other locales. (Patrick Keaton, National Center for Education Evaluation and Regional Assistance, October 2013)...