The average teacher salary at Trent Isd was $43,379 , which is 32 percent lower than the average salary for this job in Texas, and 34 percent lower than the national average for this job . Teacher salaries at Trent Isd typically range from $32,140 to $47,690 (25th to 75th percentile). The highest reported teacher salary was $83,559. There are 21 employees at Trent Isd with the job title teacher.