The average maintenance salary at Desoto Isd was $32,321 , which is 11 percent lower than the average salary for this job in Texas, and 30 percent lower than the national average for this job . Maintenance salaries at Desoto Isd typically range from $26,738 to $36,816 (25th to 75th percentile). The highest reported maintenance salary was $53,581. There are 18 employees at Desoto Isd with the job title maintenance.