The number of schools that close down in one year in the U.S. depends on many factors. School enrollment and the condition of the buildings are two of them. In some years, many would close and in other years, few would close.
There is a good website that lists the schools in the Chicago area that have permanently closed. It is called Illinois High School Glory Days. You can use the Related Link (scroll down) to go to the site.
956 charter schools
just about 70 schools in the us
There are countless defunct elementary schools all over the US.
not many
There are 3501 middle schools in the US and 1974 High Schools
Loads!!
128
There are countless defunct middle and high schools all over the US.
The Spring Independent School District in the US includes 26 elementary schools, 7 middle schools, and 5 high schools. In total, there are 38 schools included.
10000
To be honest, it never really gets that hot for the schools in the UK to close. Even if it did get really hot, I doubt they would send us home as they have air conditioners and wouldn't send us home because of heat.