[3] In addition almost 75% of the 6th students in Desert Trails performed below grade level in mathematics.
[4] Due to a Parent Trigger Initiative under the laws of the State of California, Desert Trails Elementary was officially closed and replaced by Desert Trails Preparatory Academy, a charter school.
In December 2015 AESD voted not to renew the charter of Desert Trails Preparatory.
[3] In March 2016 the San Bernardino County Board of Education voted to hand authority over the charter school to the county government in a 3–2 vote, removing it from the district.
[6] The former George Elementary School site has reopened in 2017 as a mixed-use facility, starting as the AESD Professional Development Center for PD-Professional Learning Community instruction, as well as the Adelanto Virtual Academy which began operation in 2018–19.