How far are the hurdles apart in 400 meter hurdles in high school?

In high school, the 400m hurdles race becomes the 300m hurdles, although some high school hurdlers also compete at the 400m level. Here are the distances for both:

300m hurdles:

To first hurdle:45m; 147' 9"

In between hurdles: 35m; 114' 9"

Last hurdle to finish line:10m; 32' 10"

400m hurdles:

To first hurdle:45m; 147' 9"

In between hurdles: 35m; 114' 9"

Last hurdle to finish line:40m; 131' 3"