[4] During the 2020–21 school year, San Dieguito Academy's senior class had a 97.9% graduation rate.

Many years this lottery is challenged due to students and parents desire to go to San Dieguito Academy.

In 2022 a lottery was reimplemented for the first time since 2015 because 491 students chose the school as their top choice and only 428 spots were available.

In the fall of 2015, construction began on the new Math and Science building in the place of old Senior Court.

In March 2020, SDUHSD began its Distance Learning Plan[11] by closing schools district wide.

[12] Students were welcomed back to campus full time at the start of the 2021–2022 school year.