The average maintenance salary at Hutto Isd was $35,926 , which is 1 percent lower than the average salary for this job in Texas, and 22 percent lower than the national average for this job . Maintenance salaries at Hutto Isd typically range from $27,289 to $34,527 (25th to 75th percentile). The highest reported maintenance salary was $92,506. There are 14 employees at Hutto Isd with the job title maintenance.