The entire school grounds, when examined via satellite data (any source, but up to date) should show a pickleball court. It can be permanent or temporary/movable. As long as it's visibile in the image.

This is the school

https://en.wikipedia.org/wiki/Aragon_High_School

They have ~1675 students in total.

They have 8 tennis courts now.

Here are the sports currently offered. (example link) https://www.smuhsd.org/domain/728