The average teacher salary at Slaton Isd was $45,294 , which is 29 percent lower than the average salary for this job in Texas, and 31 percent lower than the national average for this job . Teacher salaries at Slaton Isd typically range from $36,200 to $50,295 (25th to 75th percentile). The highest reported teacher salary was $89,375. There are 109 employees at Slaton Isd with the job title teacher.